{"product_id":"thetford-42138-style-2-toilet-base-only-for-quality-assurance","title":"THETFORD 42138 Style 2 Toilet Base Only - Reliable RV Replacement","description":"\u003cp\u003eIn this review of the THETFORD 42138 Style 2 toilet base only, the bottom line is straightforward: it is a practical replacement part for RV and mobile bathroom repairs that restores function without the cost of a full unit. Thetford's reputation for mobile sanitation is central here; this base kit is aimed at owners who need a durable, correct-fit foundation for their existing Style II assemblies. Installation simplicity and compatibility are the single biggest reasons to consider this base rather than replacing the entire toilet.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBase Kit High Bone Style II:\u003c\/strong\u003e Provides the correct molded replacement base that restores the toilet mounting and bowl alignment in most Style II setups.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Thetford is the market leader in mobile sanitation, so buyers get a product designed for RV and marine use with practical durability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThetford part number 42138:\u003c\/strong\u003e The specific part number makes it straightforward to match to existing Style II components and ensures compatibility with related Thetford parts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCost effective:\u003c\/strong\u003e Replacing just the base is a less expensive path than buying a full toilet, and customers report good value for money when repairing travel trailer bathrooms.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFit with 42050:\u003c\/strong\u003e Users note a precise fit with the 42050 model, making this base a sensible option for that pairing.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThis product is best for RV, camper, and marine owners who have a Style II Thetford toilet where the base has been damaged, cracked, or otherwise failed but the upper components remain serviceable. It suits DIYers and technicians comfortable with basic plumbing and mounting work who want a focused fix without replacing the entire bowl and tank assembly.\u003c\/p\u003e\u003cp\u003eIt is not for buyers who need a complete toilet replacement, those seeking a new seat or cover (the cover is not included), or users who require a different style of base. If persistent leakage has been an issue on your unit, inspect seals and follow manufacturer guidance, since outcomes vary by installation and seal condition.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eEasy to install for most users, restoring bathroom functionality quickly.\u003c\/li\u003e\n\u003cli\u003eGood functionality and quality consistent with Thetford's reputation.\u003c\/li\u003e\n\u003cli\u003eMore affordable than replacing the complete toilet unit and fits well with the 42050 model.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCover is not included so buyers needing a lid must purchase separately or reuse their existing cover.\u003c\/li\u003e\n\u003cli\u003eSome users report mixed results with leakage depending on seals and installation, so care is required during fitment.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct\u003c\/td\u003e\n\u003ctd\u003eBase Kit High Bone Style II\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eThetford\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003e42138\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncludes\u003c\/td\u003e\n\u003ctd\u003eToilet base only (cover not included)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTypical Use\u003c\/td\u003e\n\u003ctd\u003eRV, marine, camping and truck mobile sanitation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatibility Note\u003c\/td\u003e\n\u003ctd\u003eReported good fit with Thetford 42050 model\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThe THETFORD 42138 Style 2 toilet base only is a sensible, value-minded replacement for anyone repairing a Style II toilet in an RV or boat. It delivers solid fit and functionality from a trusted brand and keeps costs down compared with a full unit swap; just be mindful that seals and the missing cover require attention during installation.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eDoes the kit include a seat or cover?\u003c\/strong\u003e\u003cbr\u003eNo, this listing is for the base only; the cover and seat are not included.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eIs this compatible with my 42050 toilet?\u003c\/strong\u003e\u003cbr\u003eMany customers report a precise fit with the Thetford 42050 model, but verify part numbers before purchase.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWill this stop leaks?\u003c\/strong\u003e\u003cbr\u003eThe base itself is sound, but leakage results are mixed depending on seal condition and installation, so replace seals and follow instructions carefully.\u003c\/p\u003e","brand":"Thetford","offers":[{"title":"Default Title","offer_id":48174570930395,"sku":"B00MJVJ14E","price":109.68,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/41Ol5Rp5xdL._AC_SL1200.jpg?v=1769106236","url":"https:\/\/gearmusthave.com\/products\/thetford-42138-style-2-toilet-base-only-for-quality-assurance","provider":"GearMustHave","version":"1.0","type":"link"}