:root{--navy:#153e57;--blue:#4699d5;--orange:#d76c27;--ink:#16364a;--muted:#586b78;--pale:#f1f6f9;--line:#dae4e9}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:110px}body{margin:0;font-family:Arial,Helvetica,sans-serif;color:var(--ink);background:#fff;font-size:16px;line-height:1.65}a{color:inherit;text-decoration:none}button,input,textarea,select{font:inherit}button,a,input,textarea,select,summary{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid var(--blue);outline-offset:5px}img{max-width:100%;display:block}button,summary{cursor:pointer}.wrap{width:min(1180px,calc(100% - 80px));margin-inline:auto}h1,h2,h3,p{margin-top:0}h1,h2,h3{line-height:1.13;letter-spacing:-.035em}h1{font-size:clamp(2.5rem,4.5vw,4.1rem);font-weight:750}h2{font-size:clamp(2rem,3.1vw,2.8rem);font-weight:700;margin-bottom:24px}h3{font-size:1.4rem}p{margin-bottom:22px}a:hover{color:var(--orange)}.topbar{background:var(--navy);color:white;font-size:13px;letter-spacing:.025em}.topbar .wrap{display:flex;justify-content:space-between;padding:7px 0}.topbar a{font-weight:700}.topbar a:hover{color:white;text-decoration:underline}header{position:sticky;top:0;z-index:20;background:#fff;border-bottom:1px solid #eaf0f4}.nav{height:100px;display:flex;justify-content:space-between;align-items:center;gap:35px}.logo{width:166px;height:auto}.nav nav{display:flex;align-items:center;gap:28px;font-size:14px;font-weight:600}.nav a[aria-current]{color:#2581bd}.button{background:var(--orange);color:#fff;display:inline-flex;align-items:center;justify-content:center;padding:15px 25px;font-weight:700;font-size:15px;border:1px solid var(--orange);border-radius:3px;line-height:1.4;transition:background .2s,transform .2s}.button:hover{background:#b95015;border-color:#b95015;color:#fff;transform:translateY(-2px)}.button.small{padding:12px 20px}.dropdown{position:relative}.dropdown summary{list-style:none;display:flex;gap:10px;align-items:center}.dropdown summary::-webkit-details-marker{display:none}.dropmenu{position:absolute;top:40px;left:-25px;width:440px;background:#fff;box-shadow:0 18px 50px #153e5720;border:1px solid var(--line);display:grid;grid-template-columns:1fr 1fr;padding:20px;gap:4px;border-top:3px solid var(--orange)}.dropmenu a{padding:9px 10px;border-radius:3px}.dropmenu a:hover{background:var(--pale)}.menu-toggle{display:none}.hero{position:relative;background:var(--navy);color:#fff;isolation:isolate}.hero-photo{position:absolute;width:100%;height:100%;object-fit:cover;object-position:center;z-index:-2}.hero:after{content:'';position:absolute;inset:0;background:linear-gradient(90deg,rgba(8,37,59,.9),rgba(12,43,61,.65) 43%,rgba(12,43,61,.04));z-index:-1}.hero-inner{min-height:550px;display:flex;flex-direction:column;justify-content:center;position:relative;padding-block:75px}.eyebrow{display:block;font-size:12px;font-weight:700;letter-spacing:.16em;line-height:1.5;color:#2b7caa;margin-bottom:18px}.hero .eyebrow{color:#c5e7fc}.hero h1{max-width:850px;margin:0 0 22px;letter-spacing:-.04em}.hero-copy>p{font-size:19px;line-height:1.65;color:#edf4f8}.actions{display:flex;gap:12px;margin-top:30px}.ghost{background:transparent;border-color:#ffffff7a}.ghost:hover{background:white;color:var(--navy);border-color:white}.hero-caption{position:absolute;right:0;bottom:34px;display:flex;flex-direction:column;border-left:2px solid var(--orange);padding-left:17px;font-size:12px;color:#fff}.hero-caption span:first-child{font-size:10px;letter-spacing:.14em}.trust-strip{border-bottom:1px solid var(--line);background:var(--pale)}.trust-strip .wrap{display:grid;grid-template-columns:repeat(3,1fr);padding-block:28px}.trust-strip .wrap>div{display:flex;flex-direction:column;padding:0 32px;border-left:1px solid #ccdae2}.trust-strip .wrap>div:first-child{padding-left:0;border:0}.trust-strip strong{font-size:17px}.trust-strip span{color:var(--muted);font-size:14px}.section{padding-block:85px}.section-heading{display:grid;grid-template-columns:1fr 1fr;gap:85px;align-items:center;margin-bottom:40px}.section-heading h2{margin-bottom:0}.section-heading>p{margin-bottom:0;color:var(--muted);font-size:17px}.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}.service-card{border:1px solid var(--line);border-radius:4px;overflow:hidden;transition:box-shadow .25s,transform .25s;background:#fff}.service-card:hover{transform:translateY(-5px);box-shadow:0 15px 40px #153e5710;color:var(--ink)}.card-image{height:205px;position:relative;overflow:hidden;background:var(--pale)}.card-image img{width:100%;height:100%;object-fit:cover;transition:transform .4s}.service-card:hover img{transform:scale(1.035)}.card-number{position:absolute;bottom:0;left:0;background:var(--navy);color:#fff;padding:7px 15px;font-size:12px;letter-spacing:.1em}.card-copy{padding:25px}.card-copy h3{margin-bottom:12px;font-size:25px}.card-copy p{font-size:15px;color:var(--muted);line-height:1.65;min-height:50px;margin-bottom:20px}.textlink{color:#2778a6;display:inline-block;border-bottom:1px solid #a6c8dc;padding-bottom:3px;font-size:14px;font-weight:700}.textlink:hover{border-color:var(--orange)}.chooser-section{background:var(--navy);color:#fff;padding:65px 0}.chooser{display:grid;grid-template-columns:.85fr 1.15fr;gap:85px;align-items:start}.chooser .eyebrow{color:#a9d8f4}.chooser h2{font-size:36px}.chooser p{color:#d5e2eb}.choice-buttons{display:flex;flex-wrap:wrap;gap:9px}.choice-buttons button{color:white;background:transparent;border:1px solid #7794a5;border-radius:3px;padding:10px 14px;font-size:14px}.choice-buttons button[aria-pressed=true]{background:#fff;color:var(--navy);border-color:white}.choice-result{padding-top:28px}.choice-result h3{margin-bottom:12px}.choice-result p{font-size:15px}.choice-result .textlink{color:#fff;margin-right:25px;margin-bottom:10px}.split{display:grid;grid-template-columns:1fr 1fr;gap:85px;align-items:center}.split p{color:var(--muted)}.image-block{position:relative;height:450px;background:var(--pale);overflow:hidden;border-radius:3px}.image-block>img{width:100%;height:100%;object-fit:cover}.image-label{position:absolute;bottom:0;left:0;right:30%;background:var(--navy);padding:25px 30px;color:white;font-size:23px;line-height:1.35}.stock-section{padding:75px 0;background:var(--pale)}.uponor-panel{padding:45px;background:#fff;border:1px solid var(--line);border-radius:3px}.uponor-panel img{width:210px;margin-bottom:32px}.uponor-panel h3{font-size:27px}.partners{text-align:center;padding-block:60px}.partners p{color:var(--muted);font-size:15px}.partners p a{text-decoration:underline}.partner-names{display:flex;justify-content:center;flex-wrap:wrap;gap:45px;align-items:center;margin-top:32px;color:#536b79}.partner-names span{font-weight:800;font-size:21px;letter-spacing:-.04em}.partner-names span:first-child{font-size:14px}.contact-band{background:#eaf3f8;border-top:1px solid #d8e7f0;padding:52px 0}.contact-band .wrap{display:flex;align-items:center;justify-content:space-between;gap:30px}.contact-band h2{margin-bottom:12px;font-size:36px}.contact-band p{margin-bottom:0;color:var(--muted)}.band-actions{display:flex;flex-direction:column;gap:16px;min-width:230px}.phone{font-size:26px;line-height:1.3;font-weight:700;letter-spacing:-.03em}.band-actions .phone{text-align:center}footer{padding-top:65px}.footer-grid{display:grid;grid-template-columns:1.2fr 1.25fr .8fr 1fr;gap:40px}.footer-grid h3{font-size:16px;letter-spacing:0;margin-bottom:20px}.footer-grid p,.footer-grid a{font-size:14px;color:var(--muted);line-height:1.9}.footer-grid a{display:block;margin-bottom:5px}.footer-grid a:hover{color:var(--orange)}.footer-grid .logo{margin-bottom:25px}.footer-bottom{border-top:1px solid var(--line);margin-top:45px;display:flex;justify-content:space-between;gap:20px;padding-block:22px;font-size:12px;color:var(--muted)}.mobile-contact{display:none}.breadcrumb{display:flex;gap:13px;padding-block:21px;font-size:13px;color:var(--muted)}.page-hero{background:var(--pale);border-block:1px solid var(--line)}.page-hero .wrap{display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:60px;min-height:295px}.page-hero h1{font-size:clamp(2.3rem,4vw,3.6rem);margin-bottom:18px;overflow-wrap:anywhere}.page-hero p{font-size:18px;color:var(--muted);margin-bottom:0}.page-hero img{height:295px;width:100%;object-fit:cover}.page-hero .wrap>div{padding-block:35px}.article-layout{display:grid;grid-template-columns:minmax(0,760px) 300px;gap:90px;align-items:start}.prose{color:#415867;overflow-wrap:anywhere}.prose h2{font-size:30px;color:var(--ink);margin-top:50px;line-height:1.25}.prose h2:first-child,.prose h3:first-child{margin-top:0}.prose h3,.prose h4{color:var(--ink);font-size:22px;margin-top:32px;line-height:1.35}.prose p{line-height:1.85}.prose a{color:#247aa8;text-decoration:underline;text-underline-offset:3px}.prose ul{padding-left:22px;margin-block:22px}.prose li{padding:5px 0}.prose strong{color:var(--ink)}.prose br{display:block}.contact-card{padding:30px;background:var(--pale);border-top:3px solid var(--orange);border-radius:2px;overflow-wrap:anywhere}.contact-card h2{font-size:29px;margin-bottom:15px}.contact-card p{font-size:15px;color:var(--muted)}.contact-card .phone{display:block;font-size:25px;margin-block:23px}.contact-card .button{width:100%}.contact-card>a:not(.button){display:block}.sidebar{position:sticky;top:135px}.side-links{padding:28px 0}.side-links h3{font-size:16px;letter-spacing:0}.side-links a{display:block;padding:10px 0;border-bottom:1px solid var(--line);font-size:14px}.pump-links{display:flex;gap:16px;padding-top:30px;flex-wrap:wrap}.pump-links a{background:var(--pale);border:1px solid var(--line);padding:14px 25px;font-weight:600;border-radius:3px}.resource-links{margin-top:30px}.resource-links a{display:block;padding:10px 0;border-bottom:1px solid var(--line)}.contact-quick{display:grid;grid-template-columns:1fr 1.4fr 1fr;gap:20px;padding-top:50px}.contact-quick>a{padding:22px;background:var(--pale);border:1px solid var(--line)}.contact-quick span{display:block;font-size:11px;letter-spacing:.13em;color:var(--muted)}.contact-quick strong{font-size:20px;overflow-wrap:anywhere}.contact-layout{display:grid;grid-template-columns:1.5fr 1fr;gap:75px;align-items:start}.enquiry h2{font-size:32px}.enquiry label{display:block;font-size:14px;font-weight:600;margin-bottom:20px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 20px}.enquiry input,.enquiry select,.enquiry textarea{width:100%;display:block;margin-top:7px;border:1px solid #b6c8d3;padding:13px;border-radius:3px;background:#fff;color:var(--ink)}.enquiry textarea{resize:vertical}.form-note{font-size:13px;color:var(--muted)}#form-result:empty{display:none}#form-result{background:var(--pale);padding:20px;margin-top:20px;border-left:3px solid var(--blue)}hr{border:0;border-top:1px solid var(--line);margin:28px 0}.notice{background:var(--pale);padding:20px;border-left:3px solid var(--blue);font-size:14px}.skip{position:fixed;left:15px;top:-100px;padding:15px;background:white;z-index:100}.skip:focus{top:10px}@media(min-width:1500px){.hero-inner{min-height:610px}}@media(max-width:1100px){.nav nav{gap:16px}.wrap{width:calc(100% - 48px)}.logo{width:145px}.split,.section-heading,.chooser{gap:40px}.article-layout{gap:45px;grid-template-columns:minmax(0,1fr) 270px}.footer-grid{gap:25px}.nav{gap:20px}.nav nav{font-size:13px}.service-grid{gap:18px}}@media(max-width:850px){.nav{height:82px}.menu-toggle{display:flex;gap:15px;background:none;border:1px solid var(--line);border-radius:3px;padding:8px 12px;color:var(--ink);font-size:14px}.nav nav{display:none;position:absolute;left:0;right:0;top:82px;background:#fff;padding:24px;box-shadow:0 15px 25px #16364a15;max-height:calc(100dvh - 140px);overflow:auto}.nav nav.open{display:flex;align-items:stretch;flex-direction:column;gap:15px;font-size:16px}.dropmenu{position:static;width:100%;box-shadow:none;margin-top:15px;font-size:14px}.dropdown summary{justify-content:space-between}.hero-inner{min-height:530px}.hero h1{font-size:46px}.hero-caption{display:none}.service-grid{grid-template-columns:repeat(2,1fr)}.trust-strip strong{font-size:15px}.trust-strip .wrap>div{padding-inline:18px}.trust-strip span{font-size:12px}.section{padding-block:60px}.split,.chooser{gap:30px}.section-heading{gap:35px}.image-block{height:390px}.footer-grid{grid-template-columns:1fr 1fr;gap:35px}.article-layout{grid-template-columns:minmax(0,1fr) 240px;gap:30px}.contact-card{padding:22px}.contact-card .phone{font-size:22px}.contact-layout{gap:35px}.contact-quick{grid-template-columns:1fr}.page-hero .wrap{gap:30px}.page-hero h1{font-size:38px}.page-hero p{font-size:16px}}@media(max-width:600px){.wrap{width:calc(100% - 40px)}.topbar{font-size:11px}.topbar .wrap>span{max-width:185px}.topbar .wrap{gap:12px}.logo{width:140px}.nav{height:78px}.nav nav{top:78px}.hero-inner{min-height:540px;padding-block:55px}.hero-photo{object-position:63% center}.hero:after{background:linear-gradient(90deg,#092b43e8,#092b4380)}.hero h1{font-size:40px;line-height:1.08}.hero-copy>p{font-size:17px}.hero h1 br{display:none}.hero .eyebrow{font-size:11px}.actions{flex-direction:column;align-items:stretch;max-width:320px}.trust-strip .wrap{grid-template-columns:1fr;padding-block:14px}.trust-strip .wrap>div{padding:12px 0;border:0;border-bottom:1px solid var(--line);flex-direction:row;justify-content:space-between;gap:10px;align-items:center}.trust-strip .wrap>div:last-child{border:0}.trust-strip strong{font-size:13px}.trust-strip span{font-size:11px}.section-heading,.split,.chooser{grid-template-columns:1fr;gap:30px}.section-heading{margin-bottom:30px}.section-heading>p{font-size:16px}h2{font-size:32px}.service-grid{gap:20px;grid-template-columns:1fr}.card-image{height:220px}.card-copy p{min-height:0}.card-copy{padding:23px}.section{padding-block:50px}.chooser-section{padding:45px 0}.chooser h2{font-size:32px}.choice-buttons button{font-size:13px;padding:9px 12px}.image-block{height:340px}.image-label{font-size:21px}.stock-section{padding:50px 0}.uponor-panel{padding:28px}.partners{padding-block:45px}.partner-names{gap:22px}.contact-band{padding:38px 0}.contact-band .wrap{flex-direction:column;align-items:stretch;gap:25px}.contact-band h2{font-size:31px}.band-actions{align-items:flex-start}.band-actions .button{width:100%}.footer-grid{grid-template-columns:1fr 1fr;gap:32px 20px}.footer-grid>div:nth-child(2){grid-column:1/-1;grid-row:2}.footer-grid>div:first-child{grid-column:1/-1}.footer-grid p,.footer-grid a{font-size:13px}.footer-bottom{flex-wrap:wrap;font-size:11px;gap:10px;padding-bottom:88px}.mobile-contact{display:grid;position:fixed;bottom:0;left:0;right:0;z-index:30;grid-template-columns:1fr 1fr;box-shadow:0 -3px 15px #16364a15;padding-bottom:env(safe-area-inset-bottom);background:var(--orange)}.mobile-contact a{text-align:center;padding:15px 5px;background:var(--navy);color:#fff;font-size:13px;font-weight:700}.mobile-contact a:last-child{background:var(--orange)}.page-hero .wrap{grid-template-columns:1fr;gap:0}.page-hero .wrap>div{padding-block:30px}.page-hero img{height:190px;margin-bottom:25px}.page-hero h1{font-size:38px}.article-layout,.contact-layout{grid-template-columns:1fr;gap:35px}.sidebar{position:static}.prose h2{font-size:27px}.contact-layout{padding-block:40px}.form-grid{grid-template-columns:1fr}.enquiry h2{font-size:28px}.breadcrumb{font-size:12px;padding-block:16px}.pump-links{gap:8px}.pump-links a{padding:10px 15px;font-size:14px}.contact-quick{padding-top:30px}.contact-quick strong{font-size:18px}.dropmenu{padding:10px;grid-template-columns:1fr 1fr}.contact-card .phone{font-size:26px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}}