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── DATA ──────────────────────────────────────────────────────────────────\nvar VS = {\n intelliflo3: {name:\"Pentair IntelliFlo VSF 3HP\", hp:3.0, rpmMin:600, rpmMax:3450, vs:true, curve:[[600,20,95],[750,26,130],[1000,36,240],[1200,45,375],[1500,58,620],[1750,70,910],[2000,84,1260],[2400,102,1840],[2800,119,2580],[3000,131,3120],[3450,156,3920]]},\n intelliflo15: {name:\"Pentair IntelliFlo VS 1.5HP\", hp:1.5, rpmMin:600, rpmMax:3450, vs:true, curve:[[600,14,75],[750,19,100],[1000,26,185],[1250,33,295],[1500,41,440],[1750,49,635],[2000,57,870],[2250,65,1160],[2500,72,1510],[2750,79,1920],[3000,86,2400],[3450,99,3200]]},\n superflo_vs: {name:\"Pentair SuperFlo VS 1.5HP\", hp:1.5, rpmMin:1000, rpmMax:3450, vs:true, curve:[[1000,18,132],[1250,27,188],[1500,35,262],[1750,43,370],[2000,50,512],[2250,57,690],[2500,64,910],[2750,70,1195],[3000,77,1505],[3450,90,1945]]},\n tristar_vs: {name:\"Hayward TriStar VS 1.85HP\", hp:1.85,rpmMin:1000, rpmMax:3450, vs:true, curve:[[1000,25,190],[1250,34,312],[1500,43,480],[1750,53,713],[2000,63,998],[2250,73,1355],[2500,84,1798],[2750,95,2330],[3000,107,2960],[3450,127,3980]]},\n maxflo_vs: {name:\"Hayward MaxFlo VS 1.65HP\", hp:1.65,rpmMin:1000, rpmMax:3450, vs:true, curve:[[1000,22,170],[1250,31,278],[1500,40,430],[1750,50,638],[2000,60,898],[2250,70,1218],[2500,80,1614],[2750,90,2090],[3000,100,2640],[3450,120,3500]]},\n ecostar: {name:\"Hayward EcoStar VS 3HP\", hp:3.0, rpmMin:600, rpmMax:3450, vs:true, curve:[[600,18,90],[750,24,122],[1000,33,228],[1250,42,360],[1500,53,555],[1750,64,810],[2000,76,1125],[2400,92,1670],[2800,108,2350],[3000,116,2850],[3450,138,3800]]},\n omniplus: {name:\"Pentair IntelliPro VS+SVRS 3HP\", hp:3.0, rpmMin:450, rpmMax:3450, vs:true, curve:[[450,12,55],[600,20,98],[750,27,132],[1000,37,248],[1250,47,392],[1500,59,605],[1750,71,885],[2000,84,1225],[2400,102,1820],[2800,120,2560],[3000,132,3100],[3450,157,3950]]}\n};\n\nvar SS = {\n ss_wf1: {name:\"Pentair WhisperFlo 1HP\", hp:1.0, watts:1200,gpm:58, amps:10.6,volts:115,vs:false},\n ss_wf15: {name:\"Pentair WhisperFlo 1.5HP\", hp:1.5, watts:1750,gpm:72, amps:15.5,volts:115,vs:false},\n ss_wf2: {name:\"Pentair WhisperFlo 2HP\", hp:2.0, watts:2350,gpm:89, amps:10.2,volts:230,vs:false},\n ss_ch1: {name:\"Pentair Challenger 1HP\", hp:1.0, watts:1210,gpm:54, amps:10.5,volts:115,vs:false},\n ss_ch2: {name:\"Pentair Challenger 2HP\", hp:2.0, watts:2280,gpm:84, amps:9.9, volts:230,vs:false},\n ss_sp1: {name:\"Hayward Super Pump 1HP\", hp:1.0, watts:1190,gpm:55, amps:10.3,volts:115,vs:false},\n ss_sp15: {name:\"Hayward Super Pump 1.5HP\", hp:1.5, watts:1760,gpm:70, amps:15.0,volts:115,vs:false},\n ss_sp2: {name:\"Hayward Super Pump 2HP\", hp:2.0, watts:2330,gpm:86, amps:10.1,volts:230,vs:false},\n ss_s21: {name:\"Hayward Super II 1HP\", hp:1.0, watts:1150,gpm:58, amps:10.0,volts:115,vs:false},\n ss_s22: {name:\"Hayward Super II 2HP\", hp:2.0, watts:2200,gpm:90, amps:9.6, volts:230,vs:false},\n ss_jfp15:{name:\"Jandy FloPro 1.5HP\", hp:1.5, watts:1680,gpm:69, amps:14.6,volts:115,vs:false},\n ss_jfp2: {name:\"Jandy FloPro 2HP\", hp:2.0, watts:2200,gpm:84, amps:9.6, volts:230,vs:false}\n};\n\nvar FILTERS = {\n de_hp36:{name:\"Hayward ProGrid DE 36sqft\", type:\"DE\", maxGPM:72},\n de_hp48:{name:\"Hayward ProGrid DE 48sqft\", type:\"DE\", maxGPM:96},\n de_hp60:{name:\"Hayward ProGrid DE 60sqft\", type:\"DE\", maxGPM:120},\n de_pf24:{name:\"Pentair FNS Plus 24sqft\", type:\"DE\", maxGPM:48},\n de_pf36:{name:\"Pentair FNS Plus 36sqft\", type:\"DE\", maxGPM:72},\n de_pf48:{name:\"Pentair FNS Plus 48sqft\", type:\"DE\", maxGPM:96},\n de_pf60:{name:\"Pentair FNS Plus 60sqft\", type:\"DE\", maxGPM:120},\n ca_pc100:{name:\"Pentair Clean & Clear 100\", type:\"Cartridge\", maxGPM:100},\n ca_pc150:{name:\"Pentair Clean & Clear 150\", type:\"Cartridge\", maxGPM:150},\n ca_pc200:{name:\"Pentair Clean & Clear+ 200\",type:\"Cartridge\", maxGPM:200},\n ca_hc120:{name:\"Hayward SwimClear 120sqft\", type:\"Cartridge\", maxGPM:100},\n ca_hc200:{name:\"Hayward SwimClear 200sqft\", type:\"Cartridge\", maxGPM:100},\n ca_jc150:{name:\"Jandy CS150\", type:\"Cartridge\", maxGPM:150},\n ca_jc200:{name:\"Jandy CS200\", type:\"Cartridge\", maxGPM:200},\n sa_hs18: {name:\"Hayward ProSeries 18in\", type:\"Sand\", maxGPM:40},\n sa_hs21: {name:\"Hayward ProSeries 21in\", type:\"Sand\", maxGPM:60},\n sa_hs24: {name:\"Hayward ProSeries 24in\", type:\"Sand\", maxGPM:80},\n sa_hs30: {name:\"Hayward ProSeries 30in\", type:\"Sand\", maxGPM:100},\n sa_ps35: {name:\"Pentair Sand Dollar SD35\", type:\"Sand\", maxGPM:55},\n sa_ps40: {name:\"Pentair Sand Dollar SD40\", type:\"Sand\", maxGPM:75},\n sa_ps60: {name:\"Pentair Sand Dollar SD60\", type:\"Sand\", maxGPM:100},\n sa_js20: {name:\"Jandy JS20 20in\", type:\"Sand\", maxGPM:60},\n sa_js24: {name:\"Jandy JS24 24in\", type:\"Sand\", maxGPM:80},\n custom: {name:\"Custom\", type:\"Custom\", maxGPM:80}\n};\n\n// State average rates (EIA 2023 residential $/kWh)\nvar STATE_RATES = {\n AL:0.133,AK:0.232,AZ:0.128,AR:0.110,CA:0.277,CO:0.139,CT:0.254,DE:0.135,\n FL:0.137,GA:0.130,HI:0.418,ID:0.104,IL:0.131,IN:0.140,IA:0.118,KS:0.128,\n KY:0.126,LA:0.108,ME:0.232,MD:0.147,MA:0.235,MI:0.182,MN:0.145,MS:0.116,\n MO:0.116,MT:0.115,NE:0.113,NV:0.119,NH:0.237,NJ:0.178,NM:0.132,NY:0.213,\n NC:0.122,ND:0.110,OH:0.138,OK:0.111,OR:0.115,PA:0.163,RI:0.249,SC:0.137,\n SD:0.119,TN:0.116,TX:0.134,UT:0.108,VT:0.213,VA:0.133,WA:0.107,WV:0.137,\n WI:0.185,WY:0.108,DC:0.163\n};\n\n// ── APP STATE ─────────────────────────────────────────────────────────────\nvar programs = [];\nvar nextId = 1;\nvar kwhRate = 0.130;\n\n// ── MATH HELPERS ──────────────────────────────────────────────────────────\nfunction interp(curve, rpm) {\n if (rpm <= curve[0][0]) return {gpm: curve[0][1], watts: curve[0][2]};\n var last = curve[curve.length - 1];\n if (rpm >= last[0]) return {gpm: last[1], watts: last[2]};\n for (var i = 0; i < curve.length - 1; i++) {\n if (rpm >= curve[i][0] && rpm <= curve[i+1][0]) {\n var t = (rpm - curve[i][0]) / (curve[i+1][0] - curve[i][0]);\n return {\n gpm: curve[i][1] + t * (curve[i+1][1] - curve[i][1]),\n watts: curve[i][2] + t * (curve[i+1][2] - curve[i][2])\n };\n }\n }\n return {gpm: last[1], watts: last[2]};\n}\n\nfunction clamp(v, lo, hi) { return Math.max(lo, Math.min(hi, v)); }\nfunction clampRPM(v, pump) { return clamp(Math.round(v / 10) * 10, pump.rpmMin, pump.rpmMax); }\nfunction fc(n) { return \"$\" + n.toFixed(2); }\nfunction wCol(w) { return w <= 300 ? \"cg\" : w <= 800 ? \"ct\" : w <= 1600 ? \"ca\" : \"cr\"; }\nfunction toCol(h) { return h <= 6 ? \"cg\" : h <= 10 ? \"ct\" : h <= 16 ? \"ca\" : \"cr\"; }\n\nfunction getPump() { return VS[document.getElementById(\"pumpSel\").value] || SS[document.getElementById(\"pumpSel\").value]; }\nfunction getGallons(){ return parseFloat(document.getElementById(\"poolGal\").value) || 15000; }\nfunction getFilter() {\n var k = document.getElementById(\"filterSel\").value;\n if (k === \"custom\") return {name:\"Custom\", type:\"Custom\", maxGPM: parseFloat(document.getElementById(\"customGPM\").value) || 80};\n return FILTERS[k];\n}\n\n// ── ZIP: pure integer range lookup, no regex ───────────────────────────────\nfunction isZip(s) {\n if (!s || s.length !== 5) return false;\n for (var i = 0; i < 5; i++) {\n var c = s.charCodeAt(i);\n if (c < 48 || c > 57) return false;\n }\n return true;\n}\n\nfunction zipToState(zipStr) {\n var z = parseInt(zipStr, 10);\n if (isNaN(z)) return null;\n if (z>=35004&&z<=36925) return \"AL\"; if (z>=99501&&z<=99950) return \"AK\";\n if (z>=85001&&z<=86556) return \"AZ\"; if (z>=71601&&z<=72959) return \"AR\";\n if (z>=90001&&z<=96162) return \"CA\"; if (z>=80001&&z<=81658) return \"CO\";\n if (z>=6001 &&z<=6928) return \"CT\"; if (z>=19701&&z<=19980) return \"DE\";\n if (z>=32004&&z<=34997) return \"FL\"; if (z>=30001&&z<=31999) return \"GA\";\n if (z>=96701&&z<=96898) return \"HI\"; if (z>=83201&&z<=83876) return \"ID\";\n if (z>=60001&&z<=62999) return \"IL\"; if (z>=46001&&z<=47997) return \"IN\";\n if (z>=50001&&z<=52809) return \"IA\"; if (z>=66002&&z<=67954) return \"KS\";\n if (z>=40003&&z<=42788) return \"KY\"; if (z>=70001&&z<=71497) return \"LA\";\n if (z>=3901 &&z<=4992) return \"ME\"; if (z>=20601&&z<=21930) return \"MD\";\n if (z>=1001 &&z<=2791) return \"MA\"; if (z>=48001&&z<=49971) return \"MI\";\n if (z>=55001&&z<=56763) return \"MN\"; if (z>=38601&&z<=39776) return \"MS\";\n if (z>=63001&&z<=65899) return \"MO\"; if (z>=59001&&z<=59937) return \"MT\";\n if (z>=68001&&z<=69367) return \"NE\"; if (z>=88901&&z<=89883) return \"NV\";\n if (z>=3031 &&z<=3897) return \"NH\"; if (z>=7001 &&z<=8989) return \"NJ\";\n if (z>=87001&&z<=88441) return \"NM\"; if (z>=10001&&z<=14975) return \"NY\";\n if (z>=27006&&z<=28909) return \"NC\"; if (z>=58001&&z<=58856) return \"ND\";\n if (z>=43001&&z<=45999) return \"OH\"; if (z>=73001&&z<=74966) return \"OK\";\n if (z>=97001&&z<=97920) return \"OR\"; if (z>=15001&&z<=19640) return \"PA\";\n if (z>=2801 &&z<=2940) return \"RI\"; if (z>=29001&&z<=29948) return \"SC\";\n if (z>=57001&&z<=57799) return \"SD\"; if (z>=37010&&z<=38589) return \"TN\";\n if (z>=75001&&z<=79999) return \"TX\"; if (z>=84001&&z<=84784) return \"UT\";\n if (z>=5001 &&z<=5907) return \"VT\"; if (z>=20101&&z<=24658) return \"VA\";\n if (z>=98001&&z<=99403) return \"WA\"; if (z>=24701&&z<=26886) return \"WV\";\n if (z>=53001&&z<=54990) return \"WI\"; if (z>=82001&&z<=83128) return \"WY\";\n if (z>=20001&&z<=20599) return \"DC\";\n return null;\n}\n\n// ── RENDER SPEED PROGRAMS ─────────────────────────────────────────────────\nfunction renderPrograms() {\n var pump = getPump();\n var filter = getFilter();\n var list = document.getElementById(\"spList\");\n if (!pump || !pump.vs) { list.innerHTML = \"\"; return; }\n\n var frag = document.createDocumentFragment();\n\n for (var i = 0; i < programs.length; i++) {\n var sp = programs[i];\n var d = interp(pump.curve, sp.rpm);\n var watts = Math.round(d.watts);\n var gpmRaw = d.gpm;\n var gpmEff = Math.min(gpmRaw, filter.maxGPM);\n var over = gpmRaw > filter.maxGPM + 0.5;\n var hrs = sp.minutes / 60;\n var cost = (watts / 1000) * hrs * kwhRate;\n\n var wrap = document.createElement(\"div\");\n wrap.className = \"sp\" + (over ? \" over\" : \"\");\n\n // header\n var hd = document.createElement(\"div\");\n hd.className = \"sp-hd\";\n hd.innerHTML =\n 'Speed ' + (i+1) + '' +\n '' + sp.rpm.toLocaleString() + ' RPM • ' + sp.minutes + 'min • ' + watts + 'W • ' + fc(cost) + '/day';\n if (programs.length > 1) {\n var rmBtn = document.createElement(\"button\");\n rmBtn.className = \"sp-rm\";\n rmBtn.textContent = \"Remove\";\n (function(spRef) {\n rmBtn.addEventListener(\"click\", function() {\n programs = programs.filter(function(x) { return x.id !== spRef.id; });\n renderPrograms();\n recalc();\n });\n })(sp);\n hd.appendChild(rmBtn);\n }\n wrap.appendChild(hd);\n\n // body\n var bd = document.createElement(\"div\");\n bd.className = \"sp-bd\";\n\n // controls grid\n var ctrl = document.createElement(\"div\");\n ctrl.style.cssText = \"display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:12px\";\n\n // --- RPM stepper ---\n var rpmDiv = document.createElement(\"div\");\n rpmDiv.innerHTML = '

Speed (RPM, steps of 10)

';\n var rpmStp = document.createElement(\"div\");\n rpmStp.className = \"stp\";\n var rDec = document.createElement(\"button\"); rDec.className = \"stp-btn\"; rDec.textContent = \"\\u2212\";\n var rInp = document.createElement(\"input\"); rInp.className = \"stp-inp\"; rInp.type = \"number\"; rInp.value = sp.rpm; rInp.min = pump.rpmMin; rInp.max = pump.rpmMax; rInp.step = 10;\n var rInc = document.createElement(\"button\"); rInc.className = \"stp-btn\"; rInc.textContent = \"+\";\n var rSub = document.createElement(\"div\"); rSub.className = \"stp-sub\"; rSub.textContent = sp.rpm.toLocaleString() + \" RPM\";\n rpmStp.appendChild(rDec); rpmStp.appendChild(rInp); rpmStp.appendChild(rInc);\n rpmDiv.appendChild(rpmStp); rpmDiv.appendChild(rSub);\n\n // --- Duration stepper ---\n var minDiv = document.createElement(\"div\");\n minDiv.innerHTML = '

Duration (15-min steps)

';\n var minStp = document.createElement(\"div\");\n minStp.className = \"stp\";\n var mDec = document.createElement(\"button\"); mDec.className = \"stp-btn\"; mDec.textContent = \"\\u2212\";\n var mInp = document.createElement(\"input\"); mInp.className = \"stp-inp\"; mInp.type = \"number\"; mInp.value = sp.minutes; mInp.min = 15; mInp.max = 1440; mInp.step = 15;\n var mInc = document.createElement(\"button\"); mInc.className = \"stp-btn\"; mInc.textContent = \"+\";\n var mSub = document.createElement(\"div\"); mSub.className = \"stp-sub\"; mSub.textContent = hrs.toFixed(1) + \" hrs (\" + sp.minutes + \" min)\";\n minStp.appendChild(mDec); minStp.appendChild(mInp); minStp.appendChild(mInc);\n minDiv.appendChild(minStp); minDiv.appendChild(mSub);\n\n ctrl.appendChild(rpmDiv); ctrl.appendChild(minDiv);\n bd.appendChild(ctrl);\n\n // Wire stepper events using closure\n (function(spRef, pump) {\n rDec.addEventListener(\"click\", function() { spRef.rpm = clampRPM(spRef.rpm - 10, pump); renderPrograms(); recalc(); });\n rInc.addEventListener(\"click\", function() { spRef.rpm = clampRPM(spRef.rpm + 10, pump); renderPrograms(); recalc(); });\n rInp.addEventListener(\"change\", function() { spRef.rpm = clampRPM(parseInt(rInp.value) || pump.rpmMin, pump); renderPrograms(); recalc(); });\n mDec.addEventListener(\"click\", function() { spRef.minutes = clamp(spRef.minutes - 15, 15, 1440); renderPrograms(); recalc(); });\n mInc.addEventListener(\"click\", function() { spRef.minutes = clamp(spRef.minutes + 15, 15, 1440); renderPrograms(); recalc(); });\n mInp.addEventListener(\"change\", function() { spRef.minutes = clamp(Math.round((parseInt(mInp.value) || 15) / 15) * 15, 15, 1440); renderPrograms(); recalc(); });\n })(sp, pump);\n\n // readout tiles\n var ro = document.createElement(\"div\");\n ro.className = \"ro\";\n ro.innerHTML =\n tile(watts.toLocaleString() + \"W\", \"Power Draw\", wCol(watts), over) +\n tile((over ? \"! \" : \"\") + gpmEff.toFixed(0) + \" GPM\", over ? \"Capped\" : \"Flow\", over ? \"cr\" : \"ct\", over) +\n tile(hrs.toFixed(1) + \"h\", \"Runtime\", \"\", false) +\n tile(fc(cost), \"Cost/Day\", \"\", false);\n bd.appendChild(ro);\n\n if (over) {\n var ow = document.createElement(\"div\");\n ow.className = \"over-warn\";\n ow.textContent = \"Filter max is \" + filter.maxGPM + \" GPM — this speed produces \" + Math.round(gpmRaw) + \" GPM. Flow is capped. Lowering RPM saves electricity with no loss of filtration.\";\n bd.appendChild(ow);\n }\n\n wrap.appendChild(bd);\n frag.appendChild(wrap);\n }\n\n list.innerHTML = \"\";\n list.appendChild(frag);\n}\n\nfunction tile(val, lbl, colClass, warn) {\n return '

' +\n '

' + val + '

' +\n '

' + lbl + '

' +\n '

';\n}\n\n// ── RECALC ────────────────────────────────────────────────────────────────\nfunction recalc() {\n var pump = getPump();\n var filter = getFilter();\n var gallons = getGallons();\n\n // badges\n if (pump) {\n document.getElementById(\"pumpBadge\").textContent = pump.vs\n ? pump.hp + \"HP variable speed | \" + pump.rpmMin.toLocaleString() + \"-\" + pump.rpmMax.toLocaleString() + \" RPM\"\n : pump.hp + \"HP single speed | \" + pump.watts.toLocaleString() + \"W | \" + pump.gpm + \" GPM\";\n }\n document.getElementById(\"filterBadge\").textContent = filter.type + \" | max \" + filter.maxGPM + \" GPM\";\n\n if (!pump) { setEmpty(\"Select a pump above.\"); return; }\n\n var computed = [];\n if (pump.vs) {\n if (programs.length === 0) { setEmpty(\"Add a speed program above.\"); document.getElementById(\"chartCard\").style.display = \"none\"; return; }\n for (var i = 0; i < programs.length; i++) {\n var sp = programs[i];\n var d = interp(pump.curve, sp.rpm);\n var gpm = Math.min(d.gpm, filter.maxGPM);\n var hrs = sp.minutes / 60;\n var kWh = (d.watts / 1000) * hrs;\n computed.push({rpm:sp.rpm, minutes:sp.minutes, gpmRaw:d.gpm, gpm:gpm, watts:d.watts, hrs:hrs, kWh:kWh, cost:kWh*kwhRate, gal:gpm*60*hrs, over:d.gpm>filter.maxGPM+0.5});\n }\n } else {\n var ssHrs = parseFloat(document.getElementById(\"ssHrs\").value) || 8;\n var gpm = Math.min(pump.gpm, filter.maxGPM);\n var kWh = (pump.watts / 1000) * ssHrs;\n computed.push({rpm:3450, minutes:ssHrs*60, gpmRaw:pump.gpm, gpm:gpm, watts:pump.watts, hrs:ssHrs, kWh:kWh, cost:kWh*kwhRate, gal:gpm*60*ssHrs, over:pump.gpm>filter.maxGPM+0.5});\n }\n\n var totHrs=0, totKWh=0, totCost=0, totGal=0;\n computed.forEach(function(s) { totHrs+=s.hrs; totKWh+=s.kWh; totCost+=s.cost; totGal+=s.gal; });\n var turns = totGal / gallons;\n var avgGPM = totHrs > 0 ? totGal / (totHrs * 60) : 0;\n var hrs1x = avgGPM > 0 ? gallons / (avgGPM * 60) : 999;\n\n var tCol = turns>=2?\"cg\":turns>=1.5?\"ct\":turns>=1?\"ca\":\"cr\";\n var tText = turns>=2?\"Excellent — 2x+ daily turnover\":turns>=1.5?\"Good — 1.5x daily turnover\":turns>=1?\"Adequate — 1x daily turnover\":\"Low — under 1x daily turnover\";\n\n var res = document.getElementById(\"results\");\n\n // Build DOM directly — no innerHTML with complex strings\n var frag = document.createDocumentFragment();\n\n // Hero card\n var hero = document.createElement(\"div\");\n hero.className = \"res-hero\";\n hero.innerHTML =\n '

Daily Turnover & Cost — $' + kwhRate.toFixed(3) + '/kWh

' +\n '

' + turns.toFixed(2) + 'x

' +\n '

' + tText + '

' +\n '

' +\n statT(fc(totCost) + \"/day\", \"Cost Today\", \"\") +\n statT(fc(totCost*30) + \"/mo\", \"Monthly\", \"\") +\n statT(fc(totCost*365) + \"/yr\", \"Annual\", \"\") +\n '

' +\n '

' +\n statT(totHrs.toFixed(1) + \" hrs\", \"Runtime\", \"\") +\n statT(totKWh.toFixed(2) + \" kWh\", \"Energy/Day\", \"\") +\n statT(Math.round(totGal/1000) + \"k gal\", \"Filtered\", \"\") +\n statT(hrs1x.toFixed(1) + \" hrs\", \"Time for 1x\", \"\") +\n '

';\n frag.appendChild(hero);\n\n // Per-speed table\n if (pump.vs && computed.length > 1) {\n var sec = document.createElement(\"div\");\n sec.className = \"sec\";\n var anyOver = computed.some(function(s) { return s.over; });\n var rows = \"\";\n computed.forEach(function(s, i) {\n var cp = totCost > 0 ? Math.round(s.cost / totCost * 100) : 0;\n rows += \"\" +\n \"\" + (i+1) + \"\" +\n \"\" + s.rpm.toLocaleString() + \"\" +\n \"\" + Math.round(s.watts).toLocaleString() + \"\" +\n \"\" + s.gpm.toFixed(0) + (s.over ? \" !\" : \"\") + \" GPM\" +\n \"\" + s.hrs.toFixed(1) + \"h\" +\n \"\" + fc(s.cost) + \"\" +\n \"\" + cp + \"%\" +\n \"\";\n });\n sec.innerHTML =\n '

Per-Speed Breakdown

' +\n '

' + rows + '

#	RPM	Watts	GPM	Runtime	Cost/Day	% Cost

' +\n (anyOver ? '

One or more speeds exceed filter max (' + filter.maxGPM + ' GPM). Those programs waste electricity — the filter cannot process the extra flow.

' : '') +\n '

';\n frag.appendChild(sec);\n } else if (!pump.vs && computed[0] && computed[0].over) {\n var alertDiv = document.createElement(\"div\");\n alertDiv.className = \"alert\";\n alertDiv.style.marginBottom = \"12px\";\n alertDiv.textContent = pump.name + \" delivers \" + pump.gpm + \" GPM but filter max is \" + filter.maxGPM + \" GPM. Flow is wasted.\";\n frag.appendChild(alertDiv);\n }\n\n // Turnover context\n var ctx = document.createElement(\"div\");\n ctx.className = \"ctx\";\n ctx.innerHTML =\n '

Turnover Context

' +\n '

' +\n statT(hrs1x.toFixed(1) + \" hrs\", \"For 1x Turnover\", \"\") +\n statT((hrs1x*1.5).toFixed(1) + \" hrs\", \"For 1.5x Turnover\", \"\") +\n statT((hrs1x*2).toFixed(1) + \" hrs\", \"For 2x Turnover\", \"\") +\n '

' +\n '

Industry standard: 1.5x daily minimum. Pool: ' + gallons.toLocaleString() + ' gal • Filter: ' + filter.name + ' (' + filter.maxGPM + ' GPM max)

';\n frag.appendChild(ctx);\n\n res.innerHTML = \"\";\n res.appendChild(frag);\n\n // Chart\n if (pump.vs && computed.length > 0) {\n document.getElementById(\"chartCard\").style.display = \"block\";\n setTimeout(function() { drawChart(computed); }, 30);\n } else {\n document.getElementById(\"chartCard\").style.display = \"none\";\n }\n}\n\nfunction setEmpty(msg) {\n document.getElementById(\"results\").innerHTML = '

' + msg + '

';\n}\nfunction statT(val, lbl, colClass) {\n return '

' + val + '

' + lbl + '

';\n}\n\n// ── CHART ─────────────────────────────────────────────────────────────────\nfunction drawChart(computed) {\n var canvas = document.getElementById(\"mainChart\");\n if (!canvas) return;\n var dpr = window.devicePixelRatio || 1;\n var W = canvas.offsetWidth, H = 180;\n canvas.width = W * dpr; canvas.height = H * dpr;\n var ctx = canvas.getContext(\"2d\");\n ctx.scale(dpr, dpr);\n var pad = {t:14, r:10, b:28, l:46};\n var iW = W - pad.l - pad.r, iH = H - pad.t - pad.b;\n\n var maxW = 0;\n computed.forEach(function(s) { if (s.watts > maxW) maxW = s.watts; });\n maxW *= 1.1;\n var totMin = 0;\n computed.forEach(function(s) { totMin += s.minutes; });\n\n // Grid\n ctx.strokeStyle = \"#d0e8ec\"; ctx.lineWidth = 0.8;\n [0,500,1000,1500,2000,2500,3000,3500].forEach(function(w) {\n if (w > maxW) return;\n var y = pad.t + iH - (w / maxW) * iH;\n ctx.beginPath(); ctx.moveTo(pad.l, y); ctx.lineTo(pad.l + iW, y); ctx.stroke();\n ctx.fillStyle = \"#5a7a84\"; ctx.font = \"9px Arial\"; ctx.textAlign = \"right\";\n ctx.fillText(w >= 1000 ? (w/1000).toFixed(w%1000===0?0:1)+\"k\" : w, pad.l - 3, y + 3);\n });\n\n var colMap = {cg:\"rgba(14,122,60,.82)\", ct:\"rgba(14,107,122,.82)\", ca:\"rgba(200,120,0,.82)\", cr:\"rgba(200,48,26,.82)\"};\n var x = pad.l;\n computed.forEach(function(s) {\n var bW = (s.minutes / totMin) * iW;\n var bH = (s.watts / maxW) * iH;\n var bY = pad.t + iH - bH;\n ctx.fillStyle = colMap[wCol(s.watts)];\n ctx.fillRect(x + 1, bY, bW - 2, bH);\n if (bW > 28 && bH > 18) {\n ctx.fillStyle = \"#fff\"; ctx.font = \"bold 9px monospace\"; ctx.textAlign = \"center\";\n ctx.fillText(s.rpm.toLocaleString(), x + bW/2, bY + 12);\n }\n ctx.fillStyle = \"#5a7a84\"; ctx.font = \"8px Arial\"; ctx.textAlign = \"center\";\n ctx.fillText(s.minutes + \"m\", x + bW/2, H - 4);\n x += bW;\n });\n\n ctx.strokeStyle = \"#0a1628\"; ctx.lineWidth = 1.5;\n ctx.beginPath(); ctx.moveTo(pad.l, pad.t); ctx.lineTo(pad.l, pad.t+iH); ctx.lineTo(pad.l+iW, pad.t+iH); ctx.stroke();\n}\n\n// ── EVENT WIRING ──────────────────────────────────────────────────────────\nwindow.addEventListener(\"DOMContentLoaded\", function() {\n\n // Pump change\n document.getElementById(\"pumpSel\").addEventListener(\"change\", function() {\n var pump = getPump();\n if (!pump) return;\n if (pump.vs) {\n document.getElementById(\"vsSec\").style.display = \"block\";\n document.getElementById(\"ssSec\").style.display = \"none\";\n if (programs.length === 0) {\n programs.push({id: nextId++, rpm: clampRPM(1500, pump), minutes: 480});\n } else {\n programs.forEach(function(sp) { sp.rpm = clampRPM(sp.rpm, pump); });\n }\n renderPrograms();\n } else {\n document.getElementById(\"vsSec\").style.display = \"none\";\n document.getElementById(\"ssSec\").style.display = \"block\";\n }\n recalc();\n });\n\n // Add speed program\n document.getElementById(\"btnAdd\").addEventListener(\"click\", function() {\n var pump = getPump();\n if (!pump || !pump.vs) return;\n var lastRPM = programs.length > 0 ? programs[programs.length-1].rpm : clampRPM(1500, pump);\n programs.push({id: nextId++, rpm: clampRPM(lastRPM, pump), minutes: 120});\n renderPrograms();\n recalc();\n });\n\n // Filter\n document.getElementById(\"filterSel\").addEventListener(\"change\", function() {\n document.getElementById(\"customGPMRow\").style.display = this.value === \"custom\" ? \"block\" : \"none\";\n renderPrograms();\n recalc();\n });\n document.getElementById(\"customGPM\").addEventListener(\"input\", function() { renderPrograms(); recalc(); });\n document.getElementById(\"poolGal\").addEventListener(\"input\", recalc);\n\n // Rate mode\n document.getElementById(\"modeZip\").addEventListener(\"click\", function() {\n document.getElementById(\"modeZip\").classList.add(\"on\");\n document.getElementById(\"modeMan\").classList.remove(\"on\");\n document.getElementById(\"zipSec\").style.display = \"block\";\n document.getElementById(\"manSec\").style.display = \"none\";\n });\n document.getElementById(\"modeMan\").addEventListener(\"click\", function() {\n document.getElementById(\"modeMan\").classList.add(\"on\");\n document.getElementById(\"modeZip\").classList.remove(\"on\");\n document.getElementById(\"manSec\").style.display = \"block\";\n document.getElementById(\"zipSec\").style.display = \"none\";\n });\n\n // ZIP lookup\n document.getElementById(\"zipBtn\").addEventListener(\"click\", function() {\n var zip = document.getElementById(\"zipIn\").value.trim();\n var el = document.getElementById(\"zipMsg\");\n if (!isZip(zip)) {\n el.textContent = \"Please enter a 5-digit ZIP code (digits only).\";\n el.className = \"zip-msg err\";\n return;\n }\n var state = zipToState(zip);\n if (!state || !STATE_RATES[state]) {\n el.textContent = \"ZIP \" + zip + \" not matched to a state. Use 'Enter Manually' to type your rate directly.\";\n el.className = \"zip-msg err\";\n return;\n }\n kwhRate = STATE_RATES[state];\n document.getElementById(\"rateVal\").value = kwhRate.toFixed(3);\n document.getElementById(\"rateMan\").value = kwhRate.toFixed(3);\n el.textContent = state + \" avg: $\" + kwhRate.toFixed(3) + \"/kWh (EIA 2023 residential)\";\n el.className = \"zip-msg ok\";\n recalc();\n });\n document.getElementById(\"zipIn\").addEventListener(\"keydown\", function(e) {\n if (e.key === \"Enter\") document.getElementById(\"zipBtn\").click();\n });\n\n // Rate inputs\n document.getElementById(\"rateMan\").addEventListener(\"input\", function() {\n kwhRate = parseFloat(this.value) || 0.130;\n document.getElementById(\"rateVal\").value = kwhRate.toFixed(3);\n recalc();\n });\n document.getElementById(\"rateVal\").addEventListener(\"input\", function() {\n kwhRate = parseFloat(this.value) || 0.130;\n document.getElementById(\"rateMan\").value = kwhRate.toFixed(3);\n recalc();\n });\n\n // SS runtime steppers\n document.getElementById(\"ssDecH\").addEventListener(\"click\", function() {\n var el = document.getElementById(\"ssHrs\");\n el.value = Math.max(0.5, (parseFloat(el.value)||8) - 0.5);\n document.getElementById(\"ssMins\").value = Math.round(parseFloat(el.value) * 60);\n recalc();\n });\n document.getElementById(\"ssIncH\").addEventListener(\"click\", function() {\n var el = document.getElementById(\"ssHrs\");\n el.value = Math.min(24, (parseFloat(el.value)||8) + 0.5);\n document.getElementById(\"ssMins\").value = Math.round(parseFloat(el.value) * 60);\n recalc();\n });\n document.getElementById(\"ssDecM\").addEventListener(\"click\", function() {\n var el = document.getElementById(\"ssMins\");\n el.value = clamp((parseInt(el.value)||480) - 15, 30, 1440);\n document.getElementById(\"ssHrs\").value = (parseInt(el.value) / 60).toFixed(1);\n recalc();\n });\n document.getElementById(\"ssIncM\").addEventListener(\"click\", function() {\n var el = document.getElementById(\"ssMins\");\n el.value = clamp((parseInt(el.value)||480) + 15, 30, 1440);\n document.getElementById(\"ssHrs\").value = (parseInt(el.value) / 60).toFixed(1);\n recalc();\n });\n document.getElementById(\"ssHrs\").addEventListener(\"input\", function() {\n document.getElementById(\"ssMins\").value = Math.round((parseFloat(this.value)||0) * 60);\n recalc();\n });\n document.getElementById(\"ssMins\").addEventListener(\"input\", function() {\n document.getElementById(\"ssHrs\").value = ((parseInt(this.value)||0) / 60).toFixed(1);\n recalc();\n });\n\n window.addEventListener(\"resize\", function() {\n if (document.getElementById(\"chartCard\").style.display !== \"none\") {\n var pump = getPump();\n if (pump && pump.vs && programs.length > 0) {\n var filter = getFilter();\n var cs = programs.map(function(sp) {\n var d = interp(pump.curve, sp.rpm);\n return {rpm:sp.rpm, minutes:sp.minutes, watts:d.watts, gpm:Math.min(d.gpm,filter.maxGPM), hrs:sp.minutes/60, over:false};\n });\n setTimeout(function() { drawChart(cs); }, 20);\n }\n }\n });\n\n // Init\n var pump = getPump();\n if (pump && pump.vs) {\n programs.push({id: nextId++, rpm: clampRPM(1500, pump), minutes: 480});\n renderPrograms();\n }\n recalc();\n});\n","createdAt",["D",1779652375001],"branchVersion","branchId","9dde19e4-1357-11f1-83cd-42dde27851f2","id","9ddde19a-1357-11f1-83cd-42dde27851f2","PLA-VSPcalc",["D",1772140245683],"deletedAt","legacyEnvVars",false,"privacy","public","httpPrivacy","description","Pool pump variable speed schedule optimizer","imageUrl","019c452d-eb8d-7124-ac84-fd3eee7429af","pinnedFileId","pinPreview","pinMigrated","screenshotVersion","likeCount",0,"orgId","019c452d-eb8d-7124-ac85-003287cdb181","tursoName","tursoHostname","tursoMeasuredAt","pinned","userPerm","r","valPerm","blobPerm","rw","emailPerm","sqlitePerm","projectPerm","telemetryPerm","user",{"_94":93,"_102":98},"org",{"_94":93,"_95":96,"_97":98,"_18":54,"_99":100,"_101":47},"branch",{"_13":83,"_32":84,"_41":40,"_85":42,"_86":-5,"_87":-5,"_88":-5,"_89":-5,"_90":-5,"_91":43,"_92":93},"isOwned",101,"main","projectId","forkedBranchId","forkedBranchVersion","forkedProjectPrivacy","forkedProjectId","forkedProjectOrgId","projectName","userHandle","wohara010","handle","displayName","Billy","avatar","https://imagedelivery.net/iHX6Ovru0O7AjmyT5yZRoA/189d5be3-0aea-450f-0b6c-366cb482cb00/square512?exp=1789590131&sig=8a4fa9902a3ce29a941c3ec61f64e4b03d391f6d5659a782a67625259f0786fd","tier","pro","canRestrictVals","profileImageUrl","branchName","","adoptOrgId",{"_41":42,"_32":43,"_36":154,"_45":-5,"_46":47,"_48":49,"_50":49,"_51":52,"_53":-5,"_18":54,"_55":-5,"_56":47,"_57":-5,"_58":-5,"_59":60,"_61":62,"_63":-5,"_64":-5,"_65":-5,"_66":-5,"_67":68,"_69":68,"_70":71,"_72":71,"_73":71,"_74":68,"_75":68,"_76":155,"_78":156,"_80":157,"_82":47},"tree",[149],"files",[149],"counts",{"_138":60,"_139":140,"_141":60,"_142":143,"_144":145},"contents",[125],"upstreamProject","upstreamBranch","emptyEnvVars","flags",[],"hasHttpFiles","grants","orgs","customDomains",{},{"_41":126,"_32":127,"_30":128,"_129":-5,"_39":40,"_38":130,"_131":47,"_36":132,"_13":133,"_33":134,"_34":135,"_24":47,"_136":-5,"_27":137},"33258438-25fa-11f1-92d7-42dde27851f2","main.tsx","9de0ccb6-1357-11f1-83cd-42dde27851f2","parentId",44,"latest",["D",1774189195527],41,"http","export default async function handler(req: Request): Promise {\n return new Response(HTML, { headers: { \"content-type\": \"text/html; charset=utf-8\" } });\n}\n\nconst HTML = `\n\n\n\n\nPool Pump Calculator\n\n\n\n\n

Pool Pump Cost Calculator

Configure pump programs • Compare configurations side by side

\n\n\n

\n\n

1 — Pump & Speed Programs

\n Pump Model\n \n \n

Enter your pump's actual programmed speeds and daily runtimes below.

\n \n

\n\n

2 — Pool & Filter

\n Pool Volume (gallons)\n \n

Typical: 10,000-20,000 gal

\n Filter\n \n \n \n

\n\n

3 — Electricity Rate

\n \n \n

\n Your ZIP Code\n

\n \n \n

Enter ZIP to get your state average rate.

\n \n

\n Active rate:\n \n $/kWh\n

\n\n

\n\n\n

\n\n

Saved Configurations

\n \n

No configurations saved yet.

Go to the Calculator tab, configure a pump and programs, then tap Add to Compare to save it here.

\n\n

\n\n\n

\n \n \n

\n\n\n\n`;\n","label",[127],"pulls","branches",1,"forks","envVars",{"_146":60,"_148":60},"connections",{"_146":60,"_147":60},"count","unfilledCount","emptyCount",{"_41":126,"_32":127,"_30":128,"_129":-5,"_39":40,"_38":130,"_131":47,"_36":150,"_13":133,"_33":134,"_34":135,"_24":47,"_136":-5,"_151":152,"_27":153},["D",1774189195527],"children",[],[127],["D",1772140245683],{"_94":93,"_102":98},{"_94":93,"_95":96,"_97":98,"_18":54,"_99":100,"_101":47},{"_13":83,"_32":84,"_41":40,"_85":42,"_86":-5,"_87":-5,"_88":-5,"_89":-5,"_90":-5,"_91":43,"_92":93},"ctx",{"_76":-5,"_122":191,"_192":193,"_194":195,"_196":47,"_197":47,"_198":47,"_199":25,"_200":-5,"_201":-7,"_202":-7,"_203":60,"_204":47,"_205":47,"_206":-5,"_207":47,"_208":47,"_209":47,"_210":-5},"ENV",{"_162":163,"_164":165,"_166":84,"_167":168,"_169":170,"_171":172,"_173":174,"_175":176,"_177":178,"_179":180,"_181":182,"_183":184,"_185":186,"_187":188,"_189":190},"REACT_APP_SENTRY_DSN","https://586020d86f05489db63a554690acf1e9@o1398359.ingest.sentry.io/6724499","RENDER_GIT_COMMIT","811aa22498c9b0b5a47e8d778de579cdb990f332","RENDER_GIT_BRANCH","POSTHOG_API_TOKEN","phc_nmoyuAkStEZuUp69rYlg1DZgrIt19Gx0Y4Hwf8tGgJP","POSTHOG_API_HOST","https://wart.val.town","WEB_API_TEMPLATE","https://{val}.web.val.run","APP_URL","https://www.val.town","MODULE_URL","https://esm.town","VANITY_WEB_API_TEMPLATE","https://{label}.val.run/","DENOLS_URL","https://lsp.val.town","NODE_ENV","production","CLOUDFLARE_TURNSTILE_SITE_KEY","0x4AAAAAACtaIZJH7s9rBMZ6","GOOGLE_CLIENT_ID","875989696899-jtsqkhlbdv5jrlsk8631p7ipjg3c6o62.apps.googleusercontent.com","STRIPE_PUBLISHABLE_KEY","pk_live_51N2zvWEpZTTLipIkVEwXrUG9AT0yeOOEYxszarZT1jpsZV58Ly6wlg3SltZpHN26CUalOBmUSY7adQRQiSkCZz2500qSXNkf8Y","API_URL","https://api.val.town",[],"preferencesKeybindings","default","preferencesTheme","light","preferencesFixers","preferencesCopilot","preferencesSelectionAi","preferencesCloseBrackets","preferencesChatPanelState","preferencesDprint","preferencesDenofmt","notificationCount","flagDenols","isBusinessOrgMember","businessOrgHandle","isBusinessOrgAdmin","isHigherTownieTier","navCollapsed","currentOrgId"]

Diff · v46