{"product_id":"frtcaty-4-to-3-black-pvc-reducer-coupler-gate-valv","title":"4 Inch To 3 Inch Black PVC Reducer Coupler And Gate Valve Bushing With 2 Clamps For RV Plumbing, PVC Pipe Adapter, Sewer Connection, Durable Reusable Fittings","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the 4 Inch To 3 Inch Black PVC Reducer Coupler And Gate Valve Bushing With 2 Clamps, an purpose-built, reusable solution designed for RV plumbing, sewer connections, and reliable PVC pipe adapters. Crafted from premium PVC, this assembly is built to withstand frequent disassembly and reassembly while maintaining a tight, dependable seal.\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat you get\u003c\/strong\u003e: One Gate Valve Bushing, one 4\" to 3\" Coupler, and two clamps for a secure installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eKey benefits\u003c\/strong\u003e: Durable PVC material supports repeated use without compromising fit or performance; black finish provides a clean, low-profile look that blends with RV plumbing hardware; specifically designed to connect 4\" to 3\" PVC piping in sewer or plumbing applications; clamps enable fast, tool-friendly assembly and easy future reconfigurations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIdeal for\u003c\/strong\u003e: RV plumbing hookups, sewer connections, and other projects requiring a 4\" to 3\" PVC reduction with a gate valve bushing, plus the flexibility to reposition or reuse as needed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety note\u003c\/strong\u003e: It is strongly recommended not to use this product with turbocharged or supercharged engines to ensure both safety and optimal performance.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eWhy this setup stands out\u003c\/h3\u003e\n\u003cp\u003eUnlike permanent, glued fittings, this reducer coupler and gate valve bushing offers true disassemblability and reusability. The integrated design minimizes leaks and misalignment common with improvised adapters, while the included clamps provide a secure seal that stays tight through vibrations and movement typical of RV setups. The result is a versatile, long-lasting solution that lowers maintenance costs and reduces downtime when you’re on the road.\u003c\/p\u003e \u003ch3\u003eUse cases and practical tips\u003c\/h3\u003e\n\u003cp\u003eUse cases: connect a 4\" RV waste or freshwater line to a 3\" PVC run, enable quick transitions in portable sanitation setups, or retrofit existing piping on trailers and motorhomes. Practical tips: ensure the 4\" and 3\" portions are clean and free of burrs before assembly; tighten clamps evenly to avoid leaks, but avoid overtightening which can deform the fitting. When not in use, store in a cool, dry place to preserve the PVC’s integrity and clamp tension.\u003c\/p\u003e \u003ch3\u003eWhat problems it solves\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eProvides a reusable, non-permanent solution for changing configurations in RV plumbing and sewer connections.\u003c\/li\u003e\n\u003cli\u003eDelivers a reliable transition between 4\" and 3\" PVC runs with a gate valve bushing, reducing the need for multiple separate components.\u003c\/li\u003e\n\u003cli\u003eSpeeds up installation and reconfiguration, making seasonal setups and on-the-road maintenance simpler and more predictable.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":48145624629483,"sku":"VXB0D9NJW75M","price":58.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/61P6U76Js1L.jpg?v=1777108924","url":"https:\/\/vxb.com\/products\/frtcaty-4-to-3-black-pvc-reducer-coupler-gate-valv","provider":"VXB Bearings","version":"1.0","type":"link"}