{"id":2668,"date":"2026-03-03T23:42:20","date_gmt":"2026-03-03T21:42:20","guid":{"rendered":"https:\/\/nature-o.net\/?page_id=2668"},"modified":"2026-03-09T13:37:47","modified_gmt":"2026-03-09T11:37:47","slug":"mold-risk-score-calculator","status":"publish","type":"page","link":"https:\/\/nature-o.net\/?page_id=2668","title":{"rendered":"Mold Risk Score Calculator"},"content":{"rendered":"\n<div class=\"eco-tool wp-block-group\" id=\"eco-tool-moldrisk-4f0c8\">\n  <div class=\"eco-tool__header\">\n    <h2 class=\"eco-tool__title\">Mold Risk Score Calculator<\/h2>\n    <p class=\"eco-tool__lead\">\n      Estimate mold growth risk from indoor humidity, temperature, and common risk factors (educational guidance).\n    <\/p>\n  <\/div>\n\n  <form class=\"eco-tool__form\" id=\"eco-mold-form-4f0c8\" novalidate>\n    <div class=\"eco-tool__grid3\">\n\n      <div class=\"eco-tool__field\">\n        <label class=\"eco-tool__label\" for=\"eco-mold-rh-4f0c8\">Indoor humidity (RH %)<\/label>\n        <input class=\"eco-tool__input\" id=\"eco-mold-rh-4f0c8\" type=\"number\" min=\"20\" max=\"100\" step=\"1\" value=\"65\" inputmode=\"numeric\" \/>\n        <div class=\"eco-tool__hint\">If you don\u2019t know, measure with a hygrometer.<\/div>\n      <\/div>\n\n      <div class=\"eco-tool__field\">\n        <label class=\"eco-tool__label\" for=\"eco-mold-temp-4f0c8\">Indoor temperature<\/label>\n        <input class=\"eco-tool__input\" id=\"eco-mold-temp-4f0c8\" type=\"number\" step=\"0.5\" value=\"20\" inputmode=\"decimal\" \/>\n        <div class=\"eco-tool__hint\">Choose unit on the right.<\/div>\n      <\/div>\n\n      <div class=\"eco-tool__field\">\n        <label class=\"eco-tool__label\" for=\"eco-mold-unit-4f0c8\">Temperature unit<\/label>\n        <select class=\"eco-tool__input\" id=\"eco-mold-unit-4f0c8\">\n          <option value=\"C\" selected>\u00b0C<\/option>\n          <option value=\"F\">\u00b0F<\/option>\n        <\/select>\n        <div class=\"eco-tool__hint\">We convert internally.<\/div>\n      <\/div>\n\n      <div class=\"eco-tool__field\">\n        <label class=\"eco-tool__label\">Risk factors<\/label>\n        <div class=\"eco-tool__checks\">\n          <label class=\"eco-tool__check\"><input type=\"checkbox\" id=\"eco-mold-vent-4f0c8\"> Poor ventilation<\/label>\n          <label class=\"eco-tool__check\"><input type=\"checkbox\" id=\"eco-mold-laundry-4f0c8\"> Drying laundry indoors<\/label>\n          <label class=\"eco-tool__check\"><input type=\"checkbox\" id=\"eco-mold-coldwall-4f0c8\"> Cold outside wall \/ condensation<\/label>\n          <label class=\"eco-tool__check\"><input type=\"checkbox\" id=\"eco-mold-leak-4f0c8\"> Recent leak \/ damp spot<\/label>\n        <\/div>\n        <div class=\"eco-tool__hint\">Select what applies to your space.<\/div>\n      <\/div>\n\n    <\/div>\n\n    <div class=\"eco-tool__actions\">\n      <button type=\"button\" class=\"wp-element-button eco-tool__btn\" id=\"eco-mold-calc-4f0c8\">Calculate<\/button>\n      <button type=\"button\" class=\"wp-element-button eco-tool__btn eco-tool__btn--ghost\" id=\"eco-mold-reset-4f0c8\">Reset<\/button>\n      <div class=\"eco-tool__error\" id=\"eco-mold-error-4f0c8\" aria-live=\"polite\"><\/div>\n    <\/div>\n  <\/form>\n\n  <div class=\"eco-tool__result\" id=\"eco-mold-result-4f0c8\" hidden>\n    <h3 class=\"eco-tool__subtitle\">Result<\/h3>\n\n    <div class=\"eco-tool__cards\">\n      <div class=\"eco-tool__card\" id=\"eco-mold-card-4f0c8\">\n        <div class=\"eco-tool__metric-label\">Risk level<\/div>\n        <div class=\"eco-tool__metric-value\" id=\"eco-mold-level-4f0c8\">\u2014<\/div>\n        <div class=\"eco-tool__metric-sub\" id=\"eco-mold-score-4f0c8\"><\/div>\n      <\/div>\n\n      <div class=\"eco-tool__card\">\n        <div class=\"eco-tool__metric-label\">What it means<\/div>\n        <div class=\"eco-tool__metric-sub\" id=\"eco-mold-meaning-4f0c8\"><\/div>\n      <\/div>\n    <\/div>\n\n    <div class=\"eco-tool__card eco-tool__card--wide\">\n      <div class=\"eco-tool__metric-label\">Suggestions<\/div>\n      <div class=\"eco-tool__metric-sub\" id=\"eco-mold-tips-4f0c8\"><\/div>\n    <\/div>\n  <\/div>\n<\/div>\n\n<style>\n.eco-tool{border:1px solid rgba(0,0,0,.12);border-radius:12px;padding:16px}\n.eco-tool__grid3{display:grid;grid-template-columns:1fr;gap:16px}\n@media(min-width:860px){.eco-tool__grid3{grid-template-columns:1fr 1fr 1fr}}\n.eco-tool__field{display:flex;flex-direction:column;gap:6px}\n.eco-tool__label{font-weight:600}\n.eco-tool__input{width:100%;height:44px;padding:0 12px;border:1px solid rgba(0,0,0,.2);border-radius:10px;background:#fff;box-sizing:border-box;font:inherit}\n.eco-tool select.eco-tool__input{appearance:none;-webkit-appearance:none;line-height:44px;padding-right:40px;background-image:linear-gradient(45deg, transparent 50%, rgba(0,0,0,.60) 50%),linear-gradient(135deg, rgba(0,0,0,.60) 50%, transparent 50%);background-position:calc(100% - 18px) 50%,calc(100% - 12px) 50%;background-size:6px 6px;background-repeat:no-repeat}\n.eco-tool__hint{font-size:.92em;opacity:.78;min-height:38px}\n.eco-tool__checks{display:grid;grid-template-columns:1fr;gap:8px;padding:6px 0}\n@media(min-width:860px){.eco-tool__checks{grid-template-columns:1fr 1fr}}\n.eco-tool__check{display:flex;gap:8px;align-items:flex-start}\n.eco-tool__check input{transform:translateY(2px)}\n.eco-tool__actions{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-top:16px}\n.eco-tool__btn{padding:10px 22px}\n.eco-tool__btn--ghost{background:transparent!important;border:1px solid rgba(0,0,0,.2)!important}\n.eco-tool__btn--ghost:hover,.eco-tool__btn--ghost:focus{background:rgba(0,0,0,.06)!important;border-color:rgba(0,0,0,.35)!important}\n.eco-tool__error{min-height:1.2em;font-weight:600;flex:1 1 240px}\n.eco-tool__result{margin-top:16px}\n.eco-tool__subtitle{margin:0 0 10px}\n.eco-tool__cards{display:grid;gap:10px;margin-top:16px;grid-template-columns:1fr}\n@media(min-width:860px){.eco-tool__cards{grid-template-columns:1fr 1fr}}\n.eco-tool__card{border:1px solid rgba(0,0,0,.12);border-radius:12px;padding:12px}\n.eco-tool__card--wide{margin-top:10px}\n.eco-tool__metric-label{opacity:.85;font-weight:600}\n.eco-tool__metric-value{font-size:1.6em;font-weight:800;margin-top:6px;line-height:1.1}\n.eco-tool__metric-sub{opacity:.85;margin-top:6px}\n<\/style>\n\n<script>\n(function(){\n  const S=\"4f0c8\";\n  const el=id=>document.getElementById(id+\"-\"+S);\n\n  const rhEl=el(\"eco-mold-rh\");\n  const tEl=el(\"eco-mold-temp\");\n  const unitEl=el(\"eco-mold-unit\");\n\n  const ventEl=el(\"eco-mold-vent\");\n  const laundryEl=el(\"eco-mold-laundry\");\n  const coldWallEl=el(\"eco-mold-coldwall\");\n  const leakEl=el(\"eco-mold-leak\");\n\n  const calcBtn=el(\"eco-mold-calc\");\n  const resetBtn=el(\"eco-mold-reset\");\n  const errEl=el(\"eco-mold-error\");\n\n  const resEl=el(\"eco-mold-result\");\n  const levelEl=el(\"eco-mold-level\");\n  const scoreEl=el(\"eco-mold-score\");\n  const meaningEl=el(\"eco-mold-meaning\");\n  const tipsEl=el(\"eco-mold-tips\");\n  const cardEl=el(\"eco-mold-card\");\n\n  function setError(m){ errEl.textContent=m||\"\"; }\n  function toC(temp, unit){ return unit===\"F\" ? (temp-32)*5\/9 : temp; }\n  function clamp(x,a,b){ return Math.max(a, Math.min(b, x)); }\n\n  calcBtn.addEventListener(\"click\", function(){\n    setError(\"\");\n\n    const rh=Number(rhEl.value);\n    const t=Number(tEl.value);\n    if(!Number.isFinite(rh)||rh<20||rh>100){ setError(\"Please enter humidity between 20 and 100%.\"); resEl.hidden=true; return; }\n    if(!Number.isFinite(t)){ setError(\"Please enter a valid temperature.\"); resEl.hidden=true; return; }\n\n    const Tc = toC(t, unitEl.value);\n\n    let score = 0;\n    score += clamp((rh - 45) * 1.6, 0, 90);\n\n    let tempBoost = 0;\n    if(Tc >= 16 && Tc <= 28){\n      const center=22;\n      tempBoost = 10 - Math.abs(Tc-center)*1.2;\n      tempBoost = clamp(tempBoost, 0, 10);\n    }\n    score += tempBoost;\n\n    if(ventEl.checked) score += 10;\n    if(laundryEl.checked) score += 8;\n    if(coldWallEl.checked) score += 10;\n    if(leakEl.checked) score += 15;\n\n    score = clamp(score, 0, 100);\n\n    let level=\"Low\";\n    let meaning=\"Low likelihood under normal conditions.\";\n    let tips=\"Keep humidity under ~60% and ensure regular ventilation.\";\n\n    if(score >= 70){\n      level=\"High\";\n      meaning=\"High risk conditions. Mold may develop if moisture persists.\";\n      tips=\"Reduce humidity, ventilate, and address damp spots quickly.\";\n      cardEl.style.background=\"#7e0023\"; \n      cardEl.style.color=\"#fff\";\n    } else if(score >= 40){\n      level=\"Medium\";\n      meaning=\"Moderate risk. Monitor humidity and condensation.\";\n      tips=\"Improve airflow and reduce moisture sources.\";\n      cardEl.style.background=\"#ff7e00\"; \n      cardEl.style.color=\"#000\";\n    } else {\n      cardEl.style.background=\"#00e400\"; \n      cardEl.style.color=\"#000\";\n    }\n\n    levelEl.textContent = level;\n    scoreEl.textContent = `Risk score: ${Math.round(score)} \/ 100 (humidity ${Math.round(rh)}%, temperature ${Tc.toLocaleString(undefined,{minimumFractionDigits:1,maximumFractionDigits:1})}\u00b0C)`;\n    meaningEl.textContent = meaning;\n    tipsEl.textContent = tips;\n\n    resEl.hidden=false;\n  });\n\n  resetBtn.addEventListener(\"click\", function(){\n    setError(\"\");\n    rhEl.value=\"65\";\n    tEl.value=\"20\";\n    unitEl.value=\"C\";\n    ventEl.checked=false;\n    laundryEl.checked=false;\n    coldWallEl.checked=false;\n    leakEl.checked=false;\n    resEl.hidden=true;\n    cardEl.style.background=\"\";\n    cardEl.style.color=\"\";\n  });\n})();\n<\/script>\n","protected":false},"excerpt":{"rendered":"<p>Mold Risk Score Calculator Estimate mold growth risk from indoor humidity, temperature, and common risk factors (educational guidance). Indoor humidity (RH %) If you don\u2019t know, measure with a hygrometer.&hellip;<\/p>\n","protected":false},"author":2,"featured_media":0,"parent":2452,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_sitemap_exclude":false,"_sitemap_priority":"","_sitemap_frequency":"","footnotes":""},"_links":{"self":[{"href":"https:\/\/nature-o.net\/index.php?rest_route=\/wp\/v2\/pages\/2668"}],"collection":[{"href":"https:\/\/nature-o.net\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/nature-o.net\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/nature-o.net\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/nature-o.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2668"}],"version-history":[{"count":2,"href":"https:\/\/nature-o.net\/index.php?rest_route=\/wp\/v2\/pages\/2668\/revisions"}],"predecessor-version":[{"id":2707,"href":"https:\/\/nature-o.net\/index.php?rest_route=\/wp\/v2\/pages\/2668\/revisions\/2707"}],"up":[{"embeddable":true,"href":"https:\/\/nature-o.net\/index.php?rest_route=\/wp\/v2\/pages\/2452"}],"wp:attachment":[{"href":"https:\/\/nature-o.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2668"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}