{"product_id":"t-4000-40-gallon-rv-fresh-water-tank-nsf-safe-storage","title":"T-4000 40 Gallon RV Fresh Water Tank - NSF Safe Storage","description":"\u003cp\u003eIn this review the T-4000 40 Gallon RV water tank is evaluated for owners who need reliable extra water storage on the road. The bottom line: it is a straightforward, well-made one-piece tank that suits RVs, pop-up campers and mobile vendors because it is made from NSF approved materials and delivered leak-free in most reports. For anyone who values a safe, gravity-fill freshwater or gray water option with built-in fittings, this tank earns a recommendation for its durability and sensible design.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e40 Gallon Capacity:\u003c\/strong\u003e Provides substantial additional water reserve for drinking or gray water storage without taking excessive space in an RV bay.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNSF Approved Materials:\u003c\/strong\u003e Constructed from NSF\/ANSI Standard 61 MDPE resin so the tank is suitable for \u003cstrong\u003efresh and drinking water\u003c\/strong\u003e use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeamless One-piece Construction:\u003c\/strong\u003e No seams to fail reduces the risk of bursting or leaks over time and simplifies cleaning.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt-in Fittings:\u003c\/strong\u003e Two 1.5in female NPT fittings are installed; one is sealed with a removable membrane for easy plumbing hookup.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlexible Orientation:\u003c\/strong\u003e The tank can sit on any side and be rotated to change height or width, allowing adaptable installation in tight spaces.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMade in USA:\u003c\/strong\u003e Manufactured and cleaned in a warehouse in Elkhart, Indiana, offering domestic production and pre-shipping inspection.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThis tank is best for RV owners, pop-up camper users, concession trailers, food vendors and anyone needing a non-pressurized freshwater or gray water reservoir. It particularly suits people who prefer materials certified for potable water and a one-piece tank that is easy to handle and install with common plastic fittings.\u003c\/p\u003e\u003cp\u003eThose who need pressurized systems, in-line filtration or tanks with factory-installed pumps should look elsewhere. Also, buyers requiring an externally finished retail package or detailed installation instructions should be prepared to use a certified technician to complete plumbing and venting.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eNSF certified material ensures safe use for \u003cstrong\u003edrinking water\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eSeamless, one-piece design lowers risk of leaks and simplifies maintenance.\u003c\/li\u003e\n\u003cli\u003eVersatile installation orientation and adequate 40 gallon capacity for extended outings.\u003c\/li\u003e\n\u003cli\u003eGood value reported by customers for quality and leak detection.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eNon-pressurized design requires venting and gravity or a fill dish for safe filling, which limits direct hose connections.\u003c\/li\u003e\n\u003cli\u003eSome customers noted cosmetic or damage concerns from manufacturing like gouges, so inspect on arrival.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eCapacity\u003c\/td\u003e\n\u003ctd\u003e40 Gallons\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eNSF\/ANSI Std 61 MDPE resin\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e39.5in longest length x 13in x 18in (excluding fittings)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFittings\u003c\/td\u003e\n\u003ctd\u003eTwo 1.5in female NPT fittings (one sealed membrane)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConstruction\u003c\/td\u003e\n\u003ctd\u003eSeamless one-piece\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor\u003c\/td\u003e\n\u003ctd\u003eCreamy white (waterline visible)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eMade in USA, Elkhart, Indiana\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThe T-4000 is a practical and economical freshwater or gray water tank for RVs and mobile setups that need a reliable, NSF-safe reservoir. It is good value for users who will install it as a vented, non-pressurized system and who accept minimal factory finish and no retail box. Overall, it offers solid construction and useful capacity for most on-board water storage needs.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eIs this tank safe for drinking water?\u003c\/strong\u003e\u003cbr\u003eYes, the tank and fittings are made from NSF\/ANSI Std 61 approved MDPE resin and are rated for fresh and drinking water.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCan I connect a garden hose directly for filling?\u003c\/strong\u003e\u003cbr\u003eNo, the tank is non-pressurized and must be vented; do not make a sealed garden hose connection because pressurizing can cause damage.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eAre the fittings ready to use?\u003c\/strong\u003e\u003cbr\u003eTwo 1.5in female NPT fittings are built in; one is sealed with a removable membrane and the other is open, but use plastic connectors and avoid over-tightening to prevent thread damage.\u003c\/p\u003e","brand":"classAcustoms","offers":[{"title":"Default Title","offer_id":48194127593691,"sku":"B01B898H9C","price":135.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/51IooSZAFNL._AC_SL1500.jpg?v=1770362657","url":"https:\/\/gearmusthave.com\/products\/t-4000-40-gallon-rv-fresh-water-tank-nsf-safe-storage","provider":"GearMustHave","version":"1.0","type":"link"}