Everroof/roofing_materials_calculator.html at main · polycoatdeveloper/Everroof · GitHub

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<!DOCTYPE html>
<html class="wide wow-animation" lang="en">
<head>
<title>Concrete Roof Systems</title>
<meta name="format-detection" content="telephone=no">
<meta name="viewport" content="width=device-width,height=device-height,initial-scale=1,maximum-scale=1,user-scalable=0">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta charset="utf-8">
<meta name="Keywords" content="Concrete Roof Systems, Polyurethane, Top Coat, resistance, abrasion, asphalt bleed, Spec Sheet">

  <style>
    :root{--bg:#0f172a;--card:#111827;--ink:#94a9b8;--muted:#94a3b8;--accent:#22c55e;--danger:#ef4444}
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    .wrap{max-width:1100px;margin:auto;padding:24px}
    h1{font-weight:800;letter-spacing:.2px;margin:0 0 10px}
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    .inline input[type="checkbox"]{width:18px;height:18px}
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    .danger{background:var(--danger);color:white}
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    .results h2{margin:6px 0 2px;font-size:18px}
    .kpi{display:grid;gap:10px;grid-template-columns:repeat(2,minmax(0,1fr))}
    @media(min-width:760px){.kpi{grid-template-columns:repeat(4,minmax(0,1fr))}}
    .pill{background:#0b1023;border:1px solid rgba(255,255,255,.1);border-radius:12px;padding:10px}
    table{width:100%;border-collapse:collapse;margin-top:10px}
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    .badge{font-size:12px;border:1px solid rgba(255,255,255,.15);padding:4px 8px;border-radius:999px}
  </style>
</head>
<body>


  <div class="wrap">
    <h3 style="color:#fff;">Roofing Materials Calculator</h1>
    <div class="sub">Estimates material quantities only (no pricing). Uses gallons per square and container conversions.</div>

    <div class="grid">
      <div class="card">
        <div class="row">
          <div>
            <label>Substrate / Roof Type</label>
            <select id="substrate">
              <option value="" selected disabled>Select substrate</option>
              <option value="TPO">Single Ply — TPO</option>
              <option value="PVC">Single Ply — PVC</option>
              <option value="EPDM">Single Ply — EPDM</option>
              <option value="ModBit-Aged">Mod-Bit — Aged Cap Sheet</option>
              <option value="ModBit-New">Mod-Bit — New Cap Sheet</option>
              <option value="Metal-Galvalume">Metal — Galvalume</option>
              <option value="Metal-Galvanized">Metal — Galvanized (CA)</option>
              <option value="Metal-Galvanized-Outside">Metal — Galvanized (Outside CA)</option>
              <option value="Metal-Kynar-Outside">Metal — Kynar-Coated (Outside CA)</option>
              <option value="Concrete">Concrete / Wood</option>
            </select>
          </div>
          <div>
            <label>Warranty Term</label>
            <select id="warranty">
              <option value="none">No Warranty</option>
              <option value="10">10 Years</option>
              <option value="15">15 Years</option>
              <option value="20">20 Years</option>
            </select>
          </div>
        </div>

        <div class="row">
          <div>
            <label>Warranty Type</label>
            <select id="warrantyType">
              <option value="material">Material Only</option>
              <option value="labor">Labor & Material</option>
            </select>
          </div>
          <div>
            <label>Total Roof Area (sq. ft.)</label>
            <input id="sqft" type="number" min="0" placeholder="e.g., 100000" />
          </div>
        </div>

        <div class="row">
          <div>
            <label>Waste Factor (%)</label>
            <input id="waste" type="number" min="0" step="0.1" value="10" />
          </div>
          <div>
            <label>Metal Stretch Factor (%) — auto if Metal</label>
            <input id="stretch" type="number" min="0" step="0.1" value="6" />
          </div>
        </div>

        <div class="row">
          <div>
            <label>Roof Flash Product</label>
            <select id="flashProduct">
              <option value="standard">Standard (requires fabric if specified)</option>
              <option value="urethane">Urethane (no fabric required)</option>
            </select>
          </div>
          <div class="inline" style="margin-top:26px">
            <input id="useFabric" type="checkbox" />
            <label for="useFabric">Use fabric three-coursing (ignored if urethane)</label>
          </div>
        </div>

        <div class="row">
          <div>
            <label>Topcoat System</label>
            <select id="system">
              <option value="silicone">Silicone</option>
              <option value="acrylic">Acrylic</option>
              <option value="urethane">Urethane</option>
            </select>
          </div>
          <div>
            <label>Topcoat Rate (gal/sq) <span class="small muted">(auto-filled by warranty; editable)</span></label>
            <input id="topcoatRate" type="number" min="0" step="0.01" />
          </div>
        </div>

        <div class="flex">
          <button class="btn" id="calcBtn">Calculate</button>
          <button class="btn danger" id="resetBtn" type="button">Reset</button>
        </div>

        <div class="footer">
          <div class="badge">1 square = 100 sq. ft.</div>
          <div class="badge">Primer & Topcoat buckets assumed 5 gal</div>
          <div class="badge">Roof Flash pails assumed 3.5 gal</div>
        </div>
      </div>

      <div class="card results" id="results" hidden>
        <div class="kpi">
          <div class="pill"><div class="muted small">Adjusted Area</div><div id="adjSqft" class="h2"></div></div>
          <div class="pill"><div class="muted small">Total Squares</div><div id="squares"></div></div>
          <div class="pill"><div class="muted small">Waste Applied</div><div id="wasteShown"></div></div>
          <div class="pill"><div class="muted small">Stretch Applied</div><div id="stretchShown"></div></div>
        </div>

        <h2>Primer</h2>
        <table>
          <thead><tr><th>Product</th><th>Rate (gal/sq)</th><th>Gallons</th><th>5-gal Kits</th></tr></thead>
          <tbody id="primerRows"></tbody>
        </table>

        <h2>Roof Flash</h2>
        <table>
          <thead><tr><th>Product</th><th>Rate (gal/sq)</th><th>Gallons</th><th>3.5-gal Pails</th></tr></thead>
          <tbody id="flashRows"></tbody>
        </table>

        <h2>Topcoat</h2>
        <table>
          <thead><tr><th>System</th><th>Rate (gal/sq)</th><th>Gallons</th><th>5-gal Buckets</th></tr></thead>
          <tbody id="topcoatRows"></tbody>
        </table>

        <div class="footer">
          Estimates only. Verify final application rates with current TDS and warranty rate cards. No pricing is displayed.
        </div>
      </div>
    </div>
  </div>

  <script>
    const primerGuide = {
      'TPO': { items: [{ name: 'U11 Primer', rate: 0.33 }] },
      'PVC': { items: [{ name: 'U11 Primer', rate: 0.33 }] },
      'EPDM': { items: [
        { name: 'EPDM Wash (cleaner/primer)', rate: (1/5), note: '1 gal / 5 squares' },
        { name: 'M100 Primer', rate: 0.5 }
      ]},
      'Metal-Galvalume': { items: [{ name: 'M-40 (Acrylic/Silicone compatible)', rate: 0.33 }] },
      'Metal-Galvanized': { items: [{ name: 'M-40 (CA; Acrylic/Silicone)', rate: 0.33 }] },
      'Metal-Galvanized-Outside': { items: [{ name: 'M-55 (Outside CA; Silicone/Urethane)', rate: 0.33 }] },
      'Metal-Kynar-Outside': { items: [{ name: 'Polycoat M-130 (Outside CA)', rate: 0.33 }] },
      'ModBit-Aged': { items: [{ name: 'M-100 or M-25', rate: 0.5, note: 'Use M100 if minor ponding' }] },
      'ModBit-New': { items: [{ name: 'M-100 or M-25', rate: 1.0 }] },
      'Concrete': { items: [{ name: 'M-80', rate: 0.33 }] },
    };

    const defaultTopcoatByWarranty = { '10': 1.5, '15': 2.0, '20': 2.5 };

    function fmt(n, d=2){ return Number(n).toLocaleString(undefined,{maximumFractionDigits:d,minimumFractionDigits:d}); }

    function getSquares(){
      const sqft = parseFloat(document.getElementById('sqft').value || 0);
      const wastePct = parseFloat(document.getElementById('waste').value || 0);
      const stretchPct = parseFloat(document.getElementById('stretch').value || 0);
      const substrate = document.getElementById('substrate').value || '';

      let adjusted = sqft * (1 + wastePct/100);
      const isMetal = substrate.startsWith('Metal-');
      const stretchApplied = isMetal ? stretchPct : 0;
      adjusted = adjusted * (1 + (stretchApplied/100));
      const squares = adjusted / 100;

      return { adjusted, squares, wasteApplied: wastePct, stretchApplied };
    }

    function gallonsToKits(g){ return Math.ceil(g / 5); }
    function gallonsToPails(g){ return Math.ceil(g / 3.5); }

    function updateDefaultTopcoatRate(){
      const warranty = document.getElementById('warranty').value;
      const input = document.getElementById('topcoatRate');
      if(warranty === 'none'){ input.value = 0; return; }
      input.value = defaultTopcoatByWarranty[warranty] ?? 0;
    }

    document.getElementById('warranty').addEventListener('change', updateDefaultTopcoatRate);
    window.addEventListener('load', updateDefaultTopcoatRate);

    document.getElementById('resetBtn').addEventListener('click', ()=>{
      document.getElementById('substrate').value='';
      document.getElementById('warranty').value='none';
      document.getElementById('warrantyType').value='material';
      document.getElementById('sqft').value='';
      document.getElementById('waste').value='10';
      document.getElementById('stretch').value='6';
      document.getElementById('flashProduct').value='standard';
      document.getElementById('useFabric').checked=false;
      document.getElementById('system').value='silicone';
      updateDefaultTopcoatRate();
      document.getElementById('results').hidden = true;
    });

    document.getElementById('calcBtn').addEventListener('click', ()=>{
      const substrate = document.getElementById('substrate').value;
      const warranty = document.getElementById('warranty').value;
      const flashProduct = document.getElementById('flashProduct').value;
      const useFabric = document.getElementById('useFabric').checked;
      const system = document.getElementById('system').value;
      const topcoatRate = parseFloat(document.getElementById('topcoatRate').value || 0);

      if(!substrate){ alert('Please select a substrate.'); return; }
      const sqftVal = parseFloat(document.getElementById('sqft').value || 0);
      if(!(sqftVal > 0)){ alert('Please enter a valid roof area.'); return; }

      const { adjusted, squares, wasteApplied, stretchApplied } = getSquares();

      // KPI header
      document.getElementById('adjSqft').textContent = fmt(adjusted,2) + ' sq ft';
      document.getElementById('squares').textContent = fmt(squares,2) + ' squares';
      document.getElementById('wasteShown').textContent = fmt(wasteApplied,1) + '%';
      document.getElementById('stretchShown').textContent = fmt(stretchApplied,1) + '%';

      // Primer rows
      const pBody = document.getElementById('primerRows');
      pBody.innerHTML = '';
      const primer = primerGuide[substrate];
      if(primer && primer.items){
        primer.items.forEach(item =>{
          const g = item.rate * squares;
          const tr = document.createElement('tr');
          const note = item.note ? ` <span class="small muted">(${item.note})</span>` : '';
          tr.innerHTML = `<td>${item.name}${note}</td><td>${fmt(item.rate,2)}</td><td>${fmt(g,1)}</td><td>${gallonsToKits(g)}</td>`;
          pBody.appendChild(tr);
        });
      }

      // Roof Flash
      const fBody = document.getElementById('flashRows');
      fBody.innerHTML = '';
      let flashRate;
      if(warranty==='none'){
        flashRate = 0.15; // non-warranty suggestion
      } else {
        flashRate = (flashProduct === 'urethane') ? 0.15 : (useFabric ? 0.33 : 0.15);
      }
      const flashGallons = flashRate * squares;
      const flashRow = document.createElement('tr');
      const flashName = (flashProduct === 'urethane') ? 'Urethane Roof Flash (no fabric required)' : (useFabric ? 'Roof Flash + Fabric Three-Coursing' : 'Roof Flash (no fabric)');
      flashRow.innerHTML = `<td>${flashName}</td><td>${fmt(flashRate,2)}</td><td>${fmt(flashGallons,1)}</td><td>${gallonsToPails(flashGallons)}</td>`;
      fBody.appendChild(flashRow);

      // Topcoat
      const tBody = document.getElementById('topcoatRows');
      tBody.innerHTML = '';
      const topGallons = topcoatRate * squares;
      const tr = document.createElement('tr');
      const warrantyLabel = (warranty==='none') ? 'Non-warranty' : `${warranty}-Year`;
      tr.innerHTML = `<td>${system} (${warrantyLabel})</td><td>${fmt(topcoatRate,2)}</td><td>${fmt(topGallons,1)}</td><td>${gallonsToKits(topGallons)}</td>`;
      tBody.appendChild(tr);

      document.getElementById('results').hidden = false;
    });
  </script>
</body>
</html>