{"product_id":"1x3-4x3-4-pro-pex-tee","title":"1X3\/4X3\/4 PRO PEX TEE","description":"\u003ch2 data-section-id=\"uxfzzu\" data-start=\"37\" data-end=\"95\"\u003e🔧 ProPEX Reducing Tee (Uponor-style expansion fitting)\u003c\/h2\u003e\n\u003cp data-start=\"101\" data-end=\"202\"\u003eIt’s a \u003cstrong data-start=\"108\" data-end=\"201\"\u003ePEX plumbing tee fitting used to branch a larger 1\" PEX line down into two 3\/4\" PEX lines\u003c\/strong\u003e.\u003c\/p\u003e\n\u003chr data-start=\"204\" data-end=\"207\"\u003e\n\u003ch2 data-section-id=\"lv05ai\" data-start=\"209\" data-end=\"237\"\u003e⚙️ Breaking down the code\u003c\/h2\u003e\n\u003cul data-start=\"238\" data-end=\"490\"\u003e\n\u003cli data-section-id=\"3tqsxk\" data-start=\"238\" data-end=\"347\"\u003e\n\u003cstrong data-start=\"240\" data-end=\"257\"\u003e1 × 3\/4 × 3\/4\u003c\/strong\u003e → reducing tee size\n\u003cul data-start=\"282\" data-end=\"347\"\u003e\n\u003cli data-section-id=\"1btp33x\" data-start=\"282\" data-end=\"317\"\u003eone 1\" inlet\/outlet (main line)\u003c\/li\u003e\n\u003cli data-section-id=\"13oti4a\" data-start=\"320\" data-end=\"347\"\u003etwo 3\/4\" branch outlets\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1hcakii\" data-start=\"348\" data-end=\"421\"\u003e\n\u003cstrong data-start=\"350\" data-end=\"361\"\u003ePRO PEX\u003c\/strong\u003e → ProPEX expansion system (typically Uponor\/PEX-A system)\u003c\/li\u003e\n\u003cli data-section-id=\"1obdam8\" data-start=\"422\" data-end=\"490\"\u003e\n\u003cstrong data-start=\"424\" data-end=\"431\"\u003eTEE\u003c\/strong\u003e → 90° branch fitting (one line splits into two directions)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"492\" data-end=\"495\"\u003e\n\u003ch2 data-section-id=\"io021h\" data-start=\"497\" data-end=\"515\"\u003e🔧 What it does\u003c\/h2\u003e\n\u003cp data-start=\"516\" data-end=\"540\"\u003eThis fitting is used to:\u003c\/p\u003e\n\u003cul data-start=\"541\" data-end=\"749\"\u003e\n\u003cli data-section-id=\"1on37sb\" data-start=\"541\" data-end=\"600\"\u003eSplit a \u003cstrong data-start=\"551\" data-end=\"600\"\u003e1\" main water line into two 3\/4\" branch lines\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1aay58d\" data-start=\"601\" data-end=\"658\"\u003eMaintain full-flow distribution in PEX plumbing systems\u003c\/li\u003e\n\u003cli data-section-id=\"1fs8g99\" data-start=\"659\" data-end=\"749\"\u003eCreate clean branch points in:\n\u003cul data-start=\"694\" data-end=\"749\"\u003e\n\u003cli data-section-id=\"1akvm60\" data-start=\"694\" data-end=\"718\"\u003ewater supply systems\u003c\/li\u003e\n\u003cli data-section-id=\"1raexai\" data-start=\"721\" data-end=\"749\"\u003ehydronic heating systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"751\" data-end=\"754\"\u003e\n\u003ch2 data-section-id=\"1yhmygr\" data-start=\"756\" data-end=\"774\"\u003e🧰 Key features\u003c\/h2\u003e\n\u003cul data-start=\"775\" data-end=\"1058\"\u003e\n\u003cli data-section-id=\"wtyyhl\" data-start=\"775\" data-end=\"841\"\u003eMaterial: \u003cstrong data-start=\"787\" data-end=\"841\"\u003eengineered polymer or brass (depending on version)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"8wogck\" data-start=\"842\" data-end=\"894\"\u003eConnection type: \u003cstrong data-start=\"861\" data-end=\"894\"\u003ecold expansion (PEX-A) system\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"rkb8ln\" data-start=\"895\" data-end=\"976\"\u003eRequires:\n\u003cul data-start=\"909\" data-end=\"976\"\u003e\n\u003cli data-section-id=\"1mgp021\" data-start=\"909\" data-end=\"927\"\u003eexpansion tool\u003c\/li\u003e\n\u003cli data-section-id=\"96dgpa\" data-start=\"930\" data-end=\"976\"\u003eProPEX rings (PEX-A memory expansion method)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1p43kci\" data-start=\"977\" data-end=\"1058\"\u003eFull-flow design (no internal flow restriction compared to some crimp fittings)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1060\" data-end=\"1063\"\u003e\n\u003ch2 data-section-id=\"gua6c\" data-start=\"1065\" data-end=\"1086\"\u003e🏠 Where it’s used\u003c\/h2\u003e\n\u003cul data-start=\"1087\" data-end=\"1230\"\u003e\n\u003cli data-section-id=\"1pihmc1\" data-start=\"1087\" data-end=\"1118\"\u003eResidential plumbing rough-in\u003c\/li\u003e\n\u003cli data-section-id=\"1js2n29\" data-start=\"1119\" data-end=\"1162\"\u003eManifold-style water distribution systems\u003c\/li\u003e\n\u003cli data-section-id=\"1xceg8p\" data-start=\"1163\" data-end=\"1195\"\u003eHydronic\/radiant heating loops\u003c\/li\u003e\n\u003cli data-section-id=\"v4ha5h\" data-start=\"1196\" data-end=\"1230\"\u003eHigh-flow fixture branch layouts\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1232\" data-end=\"1235\"\u003e\n\u003ch2 data-section-id=\"14mrwrq\" data-start=\"1237\" data-end=\"1261\"\u003e🧠 Simple explanation\u003c\/h2\u003e\n\u003cp data-start=\"1262\" data-end=\"1431\"\u003eIt’s basically a \u003cstrong data-start=\"1279\" data-end=\"1430\"\u003eT-shaped plumbing connector that takes a big 1-inch PEX water line and splits it into two smaller 3\/4-inch lines using the expansion-fit PEX system\u003c\/strong\u003e.\u003c\/p\u003e\n\u003chr data-start=\"1433\" data-end=\"1436\"\u003e\n\u003ch2 data-section-id=\"sd68po\" data-start=\"1438\" data-end=\"1458\"\u003e⚠️ Important note\u003c\/h2\u003e\n\u003cul data-start=\"1459\" data-end=\"1665\"\u003e\n\u003cli data-section-id=\"1tlmf68\" data-start=\"1459\" data-end=\"1525\"\u003eOnly works with \u003cstrong data-start=\"1477\" data-end=\"1525\"\u003ePEX-A expansion tubing (Uponor-style system)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1f27eda\" data-start=\"1526\" data-end=\"1617\"\u003eNot compatible with:\n\u003cul data-start=\"1551\" data-end=\"1617\"\u003e\n\u003cli data-section-id=\"9oaupl\" data-start=\"1551\" data-end=\"1574\"\u003ePEX-B crimp systems\u003c\/li\u003e\n\u003cli data-section-id=\"5yix3x\" data-start=\"1577\" data-end=\"1594\"\u003ePEX-C systems\u003c\/li\u003e\n\u003cli data-section-id=\"jbzdhy\" data-start=\"1597\" data-end=\"1617\"\u003epush-fit systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"WIRSBO","offers":[{"title":"Default Title","offer_id":52410958905633,"sku":"Q4751775","price":6.51,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/1905\/1041\/files\/download_2_71a88fb8-8269-42a5-acab-4a2ea6f072ad.webp?v=1778535904","url":"https:\/\/standardvmi.com\/products\/1x3-4x3-4-pro-pex-tee","provider":"Standard Plumbing Supply","version":"1.0","type":"link"}