{"product_id":"pvc-straight-coupling-solvent-weld-drain-pipe-connector-white","title":"PVC Straight Coupling — Solvent Weld Drain Pipe Connector, White (50mm–200mm)","description":"\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"FAQPage\",\n  \"mainEntity\": [\n    {\n      \"@type\": \"Question\",\n      \"name\": \"How do I choose the right size PVC straight coupling?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Match the coupling size to your pipe's outer diameter (OD). Common drain pipe sizes are 50mm (≈2\\u201d) for basin and bath waste, 75mm (≈3\\u201d) for soil stacks in some regions, 110mm (≈4\\u201d) for standard soil and drain lines, 160mm (≈6¼\\u201d) for larger underground drains, and 200mm (≈7⅞\\u201d) for main sewer connections. When in doubt, measure the pipe OD with calipers before ordering.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What type of adhesive or solvent cement should I use?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Use a PVC solvent cement (also called solvent weld adhesive) rated for drain, waste, and vent (DWV) applications. Apply primer first on both the pipe end and the coupling socket, then apply cement and push the pipe in with a quarter-turn. Follow the cement manufacturer's cure time before running water.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Can this coupling be used for outdoor or underground drain repairs?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"PVC is generally suitable for underground and outdoor drain applications when properly solvent-welded and backfilled with care. For direct UV exposure above ground over long periods, consider wrapping or painting the fitting, as prolonged UV can cause surface degradation over time.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Is this fitting compatible with standard DWV pipe systems?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Yes. These straight couplings are designed for standard PVC DWV (drain, waste, vent) pipe systems. They are typically compatible with pipes conforming to common metric OD standards. If your existing system uses imperial-sized pipe, verify the OD measurement before purchasing, as nominal sizes can differ between standards.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"How strong is a solvent-welded PVC coupling joint?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"A properly cured solvent-weld joint is generally stronger than the pipe itself and is rated for the pressure and flow demands of residential and light commercial DWV systems. The joint becomes a single fused piece of PVC, eliminating the risk of pull-out under normal operating conditions.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Can I use this coupling to repair a cracked or broken drain pipe section?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Yes — this is one of the most common uses. Cut out the damaged section of pipe cleanly with a pipe cutter or hacksaw, deburr the cut ends, and use two couplings with a short replacement pipe section to bridge the gap. This method restores full flow capacity without the need for specialized tools.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Does the white color fade or discolor over time?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"PVC fittings can experience minor surface yellowing with prolonged direct sunlight exposure. For concealed drain applications (inside walls, under slabs, or underground), color stability is generally not an issue. For exposed installations, a UV-protective paint can help maintain appearance.\"\n      }\n    }\n  ]\n}\n\u003c\/script\u003e\n\n\u003cdiv class=\"hdiy-desc\"\u003e\n\n  \u003c!-- ① OVERVIEW --\u003e\n  \u003ch2\u003ePVC Straight Coupling for Drain Pipe Repair — Fast, Leak-Free Solvent Weld Connection\u003c\/h2\u003e\n  \u003cdiv class=\"hdiy-overview\"\u003e\n    \u003cp\u003eA cracked drain line or a botched pipe cut can bring a plumbing project to a grinding halt. Whether you're a homeowner tackling a weekend repair or a contractor running new DWV lines, having the right PVC straight coupling on hand means the job gets done without callbacks or callbacks. This fitting is designed for anyone who needs a reliable, no-fuss connection in a drain, waste, or vent system.\u003c\/p\u003e\n    \u003cp\u003eEach piece is a single straight coupling (1 Pcs per order) made from rigid white PVC, engineered for solvent-weld (adhesive) installation. Available in five sizes — 50mm (≈2\"), 75mm (≈3\"), 110mm (≈4\"), 160mm (≈6¼\"), and 200mm (≈7⅞\") — to cover basin waste lines through main sewer connections. The socket depth on each end is sized to provide adequate glue surface area for a secure, permanent bond.\u003c\/p\u003e\n    \u003cp\u003eTypical applications include repairing a broken underground drain pipe, joining two sections of PVC soil stack during new construction, and extending or rerouting drain lines in bathroom or kitchen renovations — all scenarios where a solvent-weld PVC drain pipe connector delivers a watertight result without mechanical fittings or clamps.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- ② COMPATIBILITY BAR --\u003e\n  \u003cdiv class=\"hdiy-compat\"\u003e\n    \u003cspan class=\"hdiy-compat-icon\"\u003e🔵\u003c\/span\u003e\n    \u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed for standard metric OD PVC DWV (drain, waste \u0026amp; vent) pipe — 50 mm, 75 mm, 110 mm, 160 mm, and 200 mm. Verify your pipe's outer diameter before ordering. Not intended for pressure water supply lines.\n  \u003c\/div\u003e\n\n  \u003c!-- ③ KEY FEATURES --\u003e\n  \u003ch2\u003e✅ Key Features of These PVC Straight Drain Pipe Couplings\u003c\/h2\u003e\n  \u003cul class=\"hdiy-features\"\u003e\n    \u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🔗\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003eSolvent-Weld Socket Design\u003c\/strong\u003e — Each end features a machined socket sized for standard metric PVC pipe OD, giving solvent cement maximum contact area for a fused, leak-free PVC drain pipe connection.\u003c\/span\u003e\n\u003c\/li\u003e\n    \u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e📐\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003eFive Size Options in One Listing\u003c\/strong\u003e — From 50mm (≈2\") basin waste to 200mm (≈7⅞\") main sewer, you can select the exact diameter needed for your drain pipe repair or new installation without hunting across multiple listings.\u003c\/span\u003e\n\u003c\/li\u003e\n    \u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🏗️\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003eRigid PVC Construction\u003c\/strong\u003e — Made from rigid PVC formulated for DWV service, offering resistance to common household drain chemicals, root intrusion pressure, and the temperature range typical of residential waste water.\u003c\/span\u003e\n\u003c\/li\u003e\n    \u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e⚡\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003eStraight-Through Flow Path\u003c\/strong\u003e — The full-bore straight coupling maintains the pipe's internal diameter through the joint, avoiding flow restriction or turbulence that can cause debris buildup in drain lines.\u003c\/span\u003e\n\u003c\/li\u003e\n    \u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🔧\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003eTool-Free Installation\u003c\/strong\u003e — No threading, no crimping, no special equipment. Standard PVC primer and solvent cement are all that's needed, making this fitting accessible for DIY drain repairs and professional plumbing alike.\u003c\/span\u003e\n\u003c\/li\u003e\n    \u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🌿\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003eWhite Finish for Clean Aesthetics\u003c\/strong\u003e — The white color blends with standard PVC pipe and is easy to identify in mixed-material installations, useful for inspections and future maintenance in exposed utility areas.\u003c\/span\u003e\n\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003c!-- ④ TECHNICAL SPECIFICATIONS --\u003e\n  \u003ch2\u003e📐 Technical Specifications — PVC Straight Coupling Drain Fitting\u003c\/h2\u003e\n  \u003cdiv class=\"hdiy-table-wrap\"\u003e\n    \u003ctable\u003e\n      \u003ctbody\u003e\n        \u003ctr\u003e\n\u003cth\u003eFitting Type\u003c\/th\u003e\n\u003ctd\u003eStraight Coupling (Full Socket, Both Ends)\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eConnection Method\u003c\/th\u003e\n\u003ctd\u003eSolvent Weld (Adhesive \/ Cement)\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eRigid PVC (Polyvinyl Chloride)\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eColor \/ Finish\u003c\/th\u003e\n\u003ctd\u003eWhite\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eAvailable Sizes (OD)\u003c\/th\u003e\n\u003ctd\u003e50mm (≈2\") \/ 75mm (≈3\") \/ 110mm (≈4\") \/ 160mm (≈6¼\") \/ 200mm (≈7⅞\")\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eApplication\u003c\/th\u003e\n\u003ctd\u003eDWV — Drain, Waste \u0026amp; Vent Systems\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eSuitable For\u003c\/th\u003e\n\u003ctd\u003eResidential \u0026amp; Light Commercial Drain Lines\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003ePressure Rating\u003c\/th\u003e\n\u003ctd\u003eSee variant options \/ Contact us to confirm for your application\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eTemperature Range\u003c\/th\u003e\n\u003ctd\u003eSee variant options \/ Contact us to confirm\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eQuantity per Order\u003c\/th\u003e\n\u003ctd\u003e1 Pcs\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003ePipe Standard Compatibility\u003c\/th\u003e\n\u003ctd\u003eStandard metric OD PVC DWV pipe — verify OD before ordering\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eUV Resistance\u003c\/th\u003e\n\u003ctd\u003eModerate — suitable for concealed\/underground use; protect if exposed to direct sunlight\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003c\/tbody\u003e\n    \u003c\/table\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"hdiy-note\"\u003e\n    \u003cspan class=\"hdiy-note-icon\"\u003e⚠️\u003c\/span\u003e\n    \u003cstrong\u003eNote:\u003c\/strong\u003e This fitting is designed for \u003cem\u003edrain, waste, and vent (DWV)\u003c\/em\u003e applications only. It is not rated for pressurized water supply lines. Always confirm your pipe's outer diameter (OD) with calipers before purchasing — nominal pipe sizes can vary between standards.\n  \u003c\/div\u003e\n\n  \u003c!-- ⑤ FAQ --\u003e\n  \u003ch2\u003e❓ Frequently Asked Questions\u003c\/h2\u003e\n  \u003cdiv class=\"hdiy-faq\"\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eHow do I choose the right size PVC straight coupling?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\n        \u003cp\u003eMatch the coupling size to your pipe's outer diameter (OD). Common drain pipe sizes are \u003cstrong\u003e50mm (≈2\")\u003c\/strong\u003e for basin and bath waste, \u003cstrong\u003e75mm (≈3\")\u003c\/strong\u003e for soil stacks in some regions, \u003cstrong\u003e110mm (≈4\")\u003c\/strong\u003e for standard soil and drain lines, \u003cstrong\u003e160mm (≈6¼\")\u003c\/strong\u003e for larger underground drains, and \u003cstrong\u003e200mm (≈7⅞\")\u003c\/strong\u003e for main sewer connections. When in doubt, measure the pipe OD with calipers before ordering.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eWhat type of adhesive or solvent cement should I use?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\n        \u003cp\u003eUse a PVC solvent cement (also called solvent weld adhesive) rated for drain, waste, and vent (DWV) applications. Apply primer first on both the pipe end and the coupling socket, then apply cement and push the pipe in with a quarter-turn. Follow the cement manufacturer's cure time before running water.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eCan this coupling be used for outdoor or underground drain repairs?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\n        \u003cp\u003ePVC is generally suitable for underground and outdoor drain applications when properly solvent-welded and backfilled with care. For direct UV exposure above ground over long periods, consider wrapping or painting the fitting, as prolonged UV can cause surface degradation over time.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eIs this fitting compatible with standard DWV pipe systems?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\n        \u003cp\u003eYes. These straight couplings are designed for standard PVC DWV (drain, waste, vent) pipe systems. They are typically compatible with pipes conforming to common metric OD standards. If your existing system uses imperial-sized pipe, verify the OD measurement before purchasing, as nominal sizes can differ between standards.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eHow strong is a solvent-welded PVC coupling joint?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\n        \u003cp\u003eA properly cured solvent-weld joint is generally stronger than the pipe itself and is rated for the pressure and flow demands of residential and light commercial DWV systems. The joint becomes a single fused piece of PVC, eliminating the risk of pull-out under normal operating conditions.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eCan I use this coupling to repair a cracked or broken drain pipe section?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\n        \u003cp\u003eYes — this is one of the most common uses. Cut out the damaged section of pipe cleanly with a pipe cutter or hacksaw, deburr the cut ends, and use two couplings with a short replacement pipe section to bridge the gap. This method restores full flow capacity without the need for specialized tools.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eDoes the white color fade or discolor over time?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\n        \u003cp\u003ePVC fittings can experience minor surface yellowing with prolonged direct sunlight exposure. For concealed drain applications (inside walls, under slabs, or underground), color stability is generally not an issue. For exposed installations, a UV-protective paint can help maintain appearance.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n  \u003c\/div\u003e\n\n  \u003c!-- ⑥ CTA BAR --\u003e\n  \u003cdiv class=\"hdiy-cta\"\u003e\n    🛒 Select your size above, then add to cart — ships from our US warehouse.\n  \u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"HomeDIYer","offers":[{"title":"50mm \/ 1 Pcs","offer_id":52332011487506,"sku":"GLFBQLWGLBZSJ020959x1","price":4.61,"currency_code":"USD","in_stock":true},{"title":"75mm \/ 1 Pcs","offer_id":52332011520274,"sku":"GLFBQLWGLBZSJ020960x1","price":10.05,"currency_code":"USD","in_stock":true},{"title":"110mm \/ 1 Pcs","offer_id":52332011553042,"sku":"GLFBQLWGLBZSJ020961x1","price":18.89,"currency_code":"USD","in_stock":true},{"title":"160mm \/ 1 Pcs","offer_id":52332011585810,"sku":"GLFBQLWGLBZSJ020962x1","price":39.56,"currency_code":"USD","in_stock":true},{"title":"200mm \/ 1 Pcs","offer_id":52332011618578,"sku":"GLFBQLWGLBZSJ020963x1","price":53.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0884\/8936\/1682\/files\/Picture1of6_1a8e2963-b938-4d23-8cb6-8632ddb29a1b.jpg?v=1780982393","url":"https:\/\/homediyer.com\/products\/pvc-straight-coupling-solvent-weld-drain-pipe-connector-white","provider":"HomeDIYer","version":"1.0","type":"link"}