{"product_id":"charlotte-pipe-4-x-4-dwv-adapter-coupling-s-d-dwv-10-unit-box","title":"CHARLOTTE PIPE 4 x 4 DWV Adapter Coupling S\u0026D\/DWV (10 Unit Box)","description":"\u003cp\u003eIn this review the CHARLOTTE PIPE 4 x 4 DWV Adapter Coupling is assessed as a straightforward, no-frills option for plumbing pros and DIYers who need reliable sanitary fittings. The bottom line: it is best for drain, waste, and vent systems where pressure is not required and temperatures stay below 140 F. The reviewer found the product's biggest selling point to be its combination of lightweight, easy installation and consistent manufacture in the USA, which gives confidence on jobs where code-compliant, nonpressure DWV connections are required.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDWV application:\u003c\/strong\u003e Designed specifically for sanitary drain, waste, and vent systems, this coupling is suitable for sewer and storm drainage where pressure fittings are not needed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature rating:\u003c\/strong\u003e Can be used in systems that will not exceed 140 F, providing clear guidance on appropriate installation environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLightweight construction:\u003c\/strong\u003e Easier to handle on site and quicker to fit, which saves time during installation and reduces worker fatigue.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMade in the USA:\u003c\/strong\u003e Manufactured domestically by a long-established company, giving consistent quality and traceability for contractors.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBulk packaging:\u003c\/strong\u003e Comes as a 10 unit box, convenient for small crews or for stocking common replacement parts on the truck.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThe coupling is aimed at professional plumbers, contractors, and experienced DIY installers working on residential or light commercial sanitary drainage, sewer, or storm drain projects where pressure ratings are not required. Its ready-to-install nature and the 10 unit box format make it useful for repeat installations and small renovation jobs.\u003c\/p\u003e\u003cp\u003eThose who need fittings for pressurized systems, hot water distribution above 140 F, or specialty materials should look elsewhere; this product is specifically intended for nonpressure DWV applications and should not be used as a substitute for pressure-rated pipe fittings.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eConsistent, industry-focused design for DWV systems makes installation predictable and code-aligned.\u003c\/li\u003e\n\u003cli\u003eLightweight and easy to install, reducing labor time on straightforward drain and vent runs.\u003c\/li\u003e\n\u003cli\u003eMade in the USA by an established manufacturer, which supports part consistency and availability.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eNot intended for pressure use, so it cannot replace pressure-rated couplings on supply lines.\u003c\/li\u003e\n\u003cli\u003eTemperature limit of 140 F restricts use in high-heat applications.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eDWV adapter coupling\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSize\u003c\/td\u003e\n\u003ctd\u003e4 in x 4 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQuantity\u003c\/td\u003e\n\u003ctd\u003e10 unit box\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIntended Use\u003c\/td\u003e\n\u003ctd\u003eSanitary drain, waste, and vent; sewer and storm drainage\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePressure Rating\u003c\/td\u003e\n\u003ctd\u003eNot intended for pressure use\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Temperature\u003c\/td\u003e\n\u003ctd\u003e140 F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eMade in the USA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThe CHARLOTTE PIPE 4 x 4 DWV Adapter Coupling is a sensible, value-conscious choice for anyone installing or repairing DWV systems where pressure and high temperatures are not factors. Its ease of installation, domestic manufacture, and box quantity make it practical for contractors and homeowners who need reliable, code-appropriate fittings for sanitary and storm drain work.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eCan this coupling be used on pressurized water lines?\u003c\/strong\u003e\u003cbr\u003eNo. This product is not intended for pressure use and should only be used on drain, waste, vent, sewer, and storm drainage applications.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat is the maximum temperature for use?\u003c\/strong\u003e\u003cbr\u003eThe coupling is rated for use where systems will not exceed 140 F and should not be used in higher-temperature applications.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhere is this product manufactured?\u003c\/strong\u003e\u003cbr\u003eIt is made in the USA by Charlotte Pipe, a company with a long history of producing pipe and fittings domestically.\u003c\/p\u003e","brand":"Charlotte Pipe","offers":[{"title":"Default Title","offer_id":48636361736411,"sku":"B083JS7SMG","price":62.87,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/61TDgSacJLL._SL1500.jpg?v=1778553047","url":"https:\/\/gearmusthave.com\/products\/charlotte-pipe-4-x-4-dwv-adapter-coupling-s-d-dwv-10-unit-box","provider":"GearMustHave","version":"1.0","type":"link"}