{"product_id":"icon-26-4-gallon-rv-fresh-water-tank-wt3855","title":"ICON - 26.4 Gallons RV Fresh Water Tank - 50.75\" x 22.75\" x 5.75\" - WT3855 - Tank Only","description":"\u003cdiv style=\"background:#f3f4f6; border-left:4px solid #1d9bf0; padding:16px; margin-bottom:12px;\"\u003e\u003cstrong style=\"color:#1d9bf0;\"\u003e✓ ElkhartRVParts.com - The Only Authorized Place for ICON\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv style=\"background:#f3f4f6; border-left:4px solid #10b981; padding:16px; margin-bottom:12px;\"\u003e\u003cstrong style=\"color:#10b981;\"\u003e✓ 100% Verified Authentic OEM Grade Part\u003c\/strong\u003e\u003c\/div\u003e\n\u003cp\u003eThe 26.4 gallons RV fresh water tank from ICON is built for RV owners replacing a damaged water tank or planning a custom plumbing layout around exact measurements. The WT3855 gives you an OEM-grade fresh water tank option sized at 50.75\" x 22.75\" x 5.75\", which helps you compare compartment space before you commit to a replacement.\u003c\/p\u003e\n\u003cp\u003eThis ICON fresh water tank is best chosen by verified dimensions, listed capacity, and the specific fitting configuration shown for this model. If you are matching an existing RV water system, confirm the port layout from the product image before ordering.\u003c\/p\u003e\n\u003ch2\u003eFeatures \u0026amp; Specifications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eICON WT3855 26.4 gallons RV fresh water tank for RV water system replacement or custom installs.\u003c\/li\u003e\n\u003cli\u003eMeasures 50.75\" x 22.75\" x 5.75\" for fitment planning before you order.\u003c\/li\u003e\n\u003cli\u003eBlank tank-only design with no factory-installed fittings.\u003c\/li\u003e\n\u003cli\u003eMade from impact-resistant polyethylene.\u003c\/li\u003e\n\u003cli\u003eBPA free and mold resistant for potable water use.\u003c\/li\u003e\n\u003cli\u003eCertified to IAPMO and CSA standards according to ICON product data.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhy Choose ICON WT3855?\u003c\/h2\u003e\u003cp\u003eThis 26.4 gallons RV fresh water tank helps buyers solve the biggest tank-replacement problem: finding a tank that actually fits the available space. Instead of relying on a generic capacity match alone, you can use the 50.75\" x 22.75\" x 5.75\" footprint and the listed tank-only configuration to compare against your current setup.\u003c\/p\u003e\n\u003cp\u003eBecause this 26.4 gallons RV fresh water tank is made by ICON and sold as an OEM-grade replacement part, it is a strong option for repair shops, renovators, and RV owners who need a dependable fresh water tank without guessing on basic specs.\u003c\/p\u003e\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n\u003ch2\u003eCompare Fresh Water Tanks\u003c\/h2\u003e\n\u003cp\u003eNot sure which RV fresh water tank is right for your setup? Here is a quick comparison of verified ICON alternatives in our catalog.\u003c\/p\u003e\n\u003ctable style=\"width:100%; border-collapse:collapse; font-size:14px;\"\u003e\n\u003cthead\u003e\u003ctr style=\"background:#dc2626; color:white;\"\u003e\n\u003cth style=\"padding:10px; border:1px solid #e5e7eb;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding:10px; border:1px solid #e5e7eb;\"\u003eCapacity\u003c\/th\u003e\n\u003cth style=\"padding:10px; border:1px solid #e5e7eb;\"\u003eDimensions\u003c\/th\u003e\n\u003cth style=\"padding:10px; border:1px solid #e5e7eb;\"\u003eBest For\u003c\/th\u003e\n\u003cth style=\"padding:10px; border:1px solid #e5e7eb;\"\u003eView Details\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"border-left:3px solid #dc2626; background:#fef2f2;\"\u003e\n\u003ctd style=\"padding:10px; border:1px solid #e5e7eb;\"\u003e\u003cstrong\u003eICON WT3855 - Part WT3855\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:10px; border:1px solid #e5e7eb;\"\u003e26.4 Gallons\u003c\/td\u003e\n\u003ctd style=\"padding:10px; border:1px solid #e5e7eb;\"\u003e50.75\" x 22.75\" x 5.75\"\u003c\/td\u003e\n\u003ctd style=\"padding:10px; border:1px solid #e5e7eb;\"\u003eRV tank replacement when you need this exact capacity and footprint.\u003c\/td\u003e\n\u003ctd style=\"padding:10px; border:1px solid #e5e7eb;\"\u003e\u003cstrong\u003eCurrent Product\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px; border:1px solid #e5e7eb;\"\u003eICON WT3594 - Part WT3594\u003c\/td\u003e\n\u003ctd style=\"padding:10px; border:1px solid #e5e7eb;\"\u003e38 Gallons\u003c\/td\u003e\n\u003ctd style=\"padding:10px; border:1px solid #e5e7eb;\"\u003e55\" x 24\" x 7\"\u003c\/td\u003e\n\u003ctd style=\"padding:10px; border:1px solid #e5e7eb;\"\u003eNearby capacity alternative when your compartment dimensions are different.\u003c\/td\u003e\n\u003ctd style=\"padding:10px; border:1px solid #e5e7eb;\"\u003e\u003ca href=\"\/products\/icon-fresh-water-tank-wt3594-55x24x7-38-gallons-w-5-fittings\"\u003eView Details\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px; border:1px solid #e5e7eb;\"\u003eICON WT2457 - Part WT2457\u003c\/td\u003e\n\u003ctd style=\"padding:10px; border:1px solid #e5e7eb;\"\u003e38 Gallons\u003c\/td\u003e\n\u003ctd style=\"padding:10px; border:1px solid #e5e7eb;\"\u003e58\" x 16\" x 10\"\u003c\/td\u003e\n\u003ctd style=\"padding:10px; border:1px solid #e5e7eb;\"\u003eNearby capacity alternative when your compartment dimensions are different.\u003c\/td\u003e\n\u003ctd style=\"padding:10px; border:1px solid #e5e7eb;\"\u003e\u003ca href=\"\/products\/icon-fresh-water-tank-wt2457-58x16x10-38-gallons-w-5-fittings\"\u003eView Details\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:10px; border:1px solid #e5e7eb;\"\u003eICON WT3618 - Part WT3618\u003c\/td\u003e\n\u003ctd style=\"padding:10px; border:1px solid #e5e7eb;\"\u003e40 Gallons\u003c\/td\u003e\n\u003ctd style=\"padding:10px; border:1px solid #e5e7eb;\"\u003e42\" x 23.5\" x 10\"\u003c\/td\u003e\n\u003ctd style=\"padding:10px; border:1px solid #e5e7eb;\"\u003eNearby capacity alternative when your compartment dimensions are different.\u003c\/td\u003e\n\u003ctd style=\"padding:10px; border:1px solid #e5e7eb;\"\u003e\u003ca href=\"\/products\/icon-fresh-water-tank-wt3618-42x23-5x10-40-gallons-w-5-fittings\"\u003eView Details\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eTip:\u003c\/strong\u003e Match the tank by dimensions and fitting layout first, then use gallon capacity as a secondary check.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e ICON\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e WT3855\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCapacity:\u003c\/strong\u003e 26.4 Gallons\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 50.75\" x 22.75\" x 5.75\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Tank Only\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Impact-resistant polyethylene\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertifications:\u003c\/strong\u003e IAPMO and CSA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eOne ICON WT3855 fresh water tank.\u003c\/li\u003e\n\u003cli\u003eNo additional fittings, hardware, or accessories unless shown or stated in the product configuration.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eCompatible Models \u0026amp; Alternatives\u003c\/h2\u003e\u003cp\u003eIf this tank is close but not exact for your RV, compare these verified ICON fresh water tank alternatives:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/products\/icon-fresh-water-tank-wt3594-55x24x7-38-gallons-w-5-fittings\"\u003eICON - Fresh Water Tank, WT3594, 55x24x7, 38 Gallons, w\/ .5\" Fittings\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/icon-fresh-water-tank-wt2457-58x16x10-38-gallons-w-5-fittings\"\u003eICON - Fresh Water Tank, WT2457, 58x16x10, 38 Gallons, w\/ .5\" Fittings\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/icon-fresh-water-tank-wt3618-42x23-5x10-40-gallons-w-5-fittings\"\u003eICON - Fresh Water Tank, WT3618, 42x23.5x10, 40 Gallons, w\/ .5\" Fittings\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003ch3\u003eIs this 26.4 gallons RV fresh water tank safe for drinking water?\u003c\/h3\u003e\u003cp\u003eICON states its fresh water tanks are BPA free, mold resistant, and safe for drinking water.\u003c\/p\u003e\u003ch3\u003eHow do I know if this ICON WT3855 tank will fit my RV?\u003c\/h3\u003e\u003cp\u003eMeasure your available compartment space and compare it to the listed 50.75\" x 22.75\" x 5.75\" dimensions before ordering.\u003c\/p\u003e\u003ch3\u003eDoes this tank include fittings?\u003c\/h3\u003e\u003cp\u003eNo. This model is listed as tank only.\u003c\/p\u003e\u003ch3\u003eCan I use this tank for a custom RV build?\u003c\/h3\u003e\u003cp\u003eYes. Many buyers use ICON fresh water tanks for custom installs, but you should verify dimensions and port layout before purchase.\u003c\/p\u003e\u003ch3\u003eWhat is the best way to choose between similar RV fresh water tanks?\u003c\/h3\u003e\u003cp\u003eStart with exact dimensions and fitting layout, then compare gallon capacity and installation constraints.\u003c\/p\u003e\n\u003ch2\u003eWhy Buy from Elkhart RV Parts?\u003c\/h2\u003e\u003cp\u003eElkhart RV Parts carries OEM-grade RV replacement parts with verified product data, fast catalog access, and real comparison options so you can buy the right tank with more confidence.\u003c\/p\u003e\n\u003cdiv style=\"background:#f3f4f6; border-left:4px solid #dc2626; padding:16px; margin-top:16px;\"\u003e\n\u003cstrong\u003eNeed help comparing RV fresh water tanks?\u003c\/strong\u003e Use our AI Live Chat to compare dimensions, capacities, and nearby ICON alternatives before you order.\u003c\/div\u003e","brand":"Icon Direct","offers":[{"title":"Default Title","offer_id":41799790133400,"sku":"14887","price":447.36,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0346\/2397\/9579\/files\/14887-freshwatertank-forestriver-wt3855_m.jpg?v=1741790922","url":"https:\/\/elkhartrvparts.com\/products\/icon-26-4-gallon-rv-fresh-water-tank-wt3855","provider":"Elkhart RV Parts","version":"1.0","type":"link"}