{"product_id":"icon-26-gallon-rv-holding-tank-ht500-sd","title":"ICON - RV Holding Tank HT500-SD - 26 Gallons - 37.5\" x 26\" x 9.5\" - HT500-SD","description":"\n\u003cdiv style=\"background:#f3f4f6; border-left:4px solid #1d9bf0; padding:16px; margin-bottom:12px;\"\u003e\n \u003cstrong style=\"color:#1d9bf0;\"\u003e✓ ElkhartRVParts.com - The Only Authorized Place for ICON\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#f3f4f6; border-left:4px solid #10b981; padding:16px; margin-bottom:12px;\"\u003e\n \u003cstrong style=\"color:#10b981;\"\u003e✓ 100% Verified Authentic OEM Grade Part\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cp\u003eThe \u003cstrong\u003eICON 26 gallon RV holding tank\u003c\/strong\u003e is built for RV waste-tank replacement applications that need a verified capacity, correct footprint, and durable OEM-grade construction. ICON holding tanks are a go-to choice when you need to replace a damaged or leaking RV waste tank without guessing on fit.\u003c\/p\u003e\n\u003cp\u003eThis OEM-grade replacement tank gives you a durable option when you need to replace a cracked, leaking, or worn RV waste tank with the correct capacity and footprint. Replace a leaky or damaged tank with a durable ICON tank or upgrade your holding tanks capacity with an ICON tank designed to fit your RV.\u003c\/p\u003e\n\u003ch2\u003eFeatures \u0026amp; Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTank model:\u003c\/strong\u003e HT500-SD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCapacity:\u003c\/strong\u003e 26 gallons\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 37.5\" x 26\" x 9.5\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUse:\u003c\/strong\u003e Can be used for black water, gray water, or combo waste applications where the tank layout matches.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e Built with thick rotationally molded material for long-term RV use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFittings:\u003c\/strong\u003e Review the product image to confirm installed spigots, sensors, and fitting locations before ordering.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertification:\u003c\/strong\u003e ICON states these holding tanks are certified to IAPMO and CSA standards.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhy Choose This ICON Holding Tank?\u003c\/h2\u003e\n\u003cp\u003eThe ICON 26 gallon RV holding tank helps restore dependable waste-water capacity without gambling on a universal-fit tank. Buyers typically choose this tank when they need the exact ICON model, the right gallon range, and a footprint that matches an existing RV holding tank bay.\u003c\/p\u003e\u003cp\u003eBecause holding tanks vary by drain orientation, sensor placement, and installed fittings, this product works best for buyers who confirm the image, measurements, and part reference before purchase. That makes it easier to avoid rework during installation.\u003c\/p\u003e\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n \u003ch2\u003eCompare Holding Tanks\u003c\/h2\u003e\n \u003cp\u003eNot sure which ICON RV holding tank is right for your setup? Here is a quick side-by-side look at this tank and nearby capacity options.\u003c\/p\u003e\n \u003ctable style=\"width:100%; border-collapse:collapse; font-size:14px;\"\u003e\n \u003cthead\u003e\n \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\n \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 26 Gallon Holding Tank HT500-SD - HT500-SD\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:10px; border:1px solid #e5e7eb;\"\u003e26 gal\u003c\/td\u003e\n\u003ctd style=\"padding:10px; border:1px solid #e5e7eb;\"\u003e37.5\" x 26\" x 9.5\"\u003c\/td\u003e\n\u003ctd style=\"padding:10px; border:1px solid #e5e7eb;\"\u003eBest when you need this exact footprint or replacement reference.\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 25 Gallon Holding Tank H3826 - 600211027\u003c\/td\u003e\n\u003ctd style=\"padding:10px; border:1px solid #e5e7eb;\"\u003e25 gal\u003c\/td\u003e\n\u003ctd style=\"padding:10px; border:1px solid #e5e7eb;\"\u003e54.25\" x 25\" x 6\"\u003c\/td\u003e\n\u003ctd style=\"padding:10px; border:1px solid #e5e7eb;\"\u003eCompare size, orientation, and fitting layout for a close holding tank alternative.\u003c\/td\u003e\n\u003ctd style=\"padding:10px; border:1px solid #e5e7eb;\"\u003e\u003ca href=\"\/en-ca\/products\/icon-holding-tank-h3826-54-25x25x6-25-gallons-600211027\" style=\"color:#dc2626;\"\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 27 Gallon Holding Tank HT186-ED - HT186-ED\u003c\/td\u003e\n\u003ctd style=\"padding:10px; border:1px solid #e5e7eb;\"\u003e27 gal\u003c\/td\u003e\n\u003ctd style=\"padding:10px; border:1px solid #e5e7eb;\"\u003e64\" x 20\" x 9\"\u003c\/td\u003e\n\u003ctd style=\"padding:10px; border:1px solid #e5e7eb;\"\u003eCompare size, orientation, and fitting layout for a close holding tank alternative.\u003c\/td\u003e\n\u003ctd style=\"padding:10px; border:1px solid #e5e7eb;\"\u003e\u003ca href=\"\/en-ca\/products\/icon-holding-tank-ht186-ed-64x20x9-27-gallons\" style=\"color:#dc2626;\"\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 24 Gallon Holding Tank HT497-SD - 0282865\u003c\/td\u003e\n\u003ctd style=\"padding:10px; border:1px solid #e5e7eb;\"\u003e24 gal\u003c\/td\u003e\n\u003ctd style=\"padding:10px; border:1px solid #e5e7eb;\"\u003e54\" x 30\" x 5\"\u003c\/td\u003e\n\u003ctd style=\"padding:10px; border:1px solid #e5e7eb;\"\u003eCompare size, orientation, and fitting layout for a close holding tank alternative.\u003c\/td\u003e\n\u003ctd style=\"padding:10px; border:1px solid #e5e7eb;\"\u003e\u003ca href=\"\/en-ca\/products\/icon-holding-tank-ht497-sd-54x30x5-24-gallons-0282865\" style=\"color:#dc2626;\"\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 Choose the holding tank that matches your current dimensions and fitting layout first, then use gallon capacity as a secondary filter.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e ICON\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct type:\u003c\/strong\u003e RV Holding Tank\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e HT500-SD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart reference:\u003c\/strong\u003e HT500-SD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCapacity:\u003c\/strong\u003e 26 gallons\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall dimensions:\u003c\/strong\u003e 37.5\" x 26\" x 9.5\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Replacement RV black-water tank, gray-water tank, or combo waste tank where verified by size and layout.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat's Included\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eICON holding tank\u003c\/li\u003e\n\u003cli\u003eAny spigots, sensors, or installed fittings shown in the product images\u003c\/li\u003e\n\u003cli\u003eNo additional hardware or plumbing adapters unless explicitly shown or stated by ICON\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eCompatible Models \u0026amp; Alternatives\u003c\/h2\u003e\n\u003cp\u003eVerify your existing tank dimensions, drain orientation, and fitting locations before ordering. If you are comparing nearby capacities, the products below can help you narrow the right tank size for your RV:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/en-ca\/products\/icon-holding-tank-h3826-54-25x25x6-25-gallons-600211027\" style=\"color:#dc2626;\"\u003eICON - Holding Tank, H3826, 54.25x25x6, 25 Gallons, 600211027\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en-ca\/products\/icon-holding-tank-ht186-ed-64x20x9-27-gallons\" style=\"color:#dc2626;\"\u003eICON - Holding Tank, HT186-ED, 64x20x9, 27 Gallons\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/en-ca\/products\/icon-holding-tank-ht497-sd-54x30x5-24-gallons-0282865\" style=\"color:#dc2626;\"\u003eICON - Holding Tank, HT497-SD, 54x30x5, 24 Gallons, 0282865\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan this ICON holding tank be used for black or gray water?\u003c\/strong\u003e\u003cbr\u003eICON states these tanks can be used for black water, gray water, or a combination of both when the tank design matches your RV application.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I know if this is the right replacement tank?\u003c\/strong\u003e\u003cbr\u003eMatch the model number, gallon capacity, dimensions, and fitting layout to your current tank. Product images matter because fitting locations can vary.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre sensors and the drain already installed?\u003c\/strong\u003e\u003cbr\u003eSome ICON holding tanks include installed sensors or a drain spigot. Review the image and product notes for this exact listing before ordering.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I use this tank as a universal upgrade?\u003c\/strong\u003e\u003cbr\u003eNot safely by guesswork. Even if capacity is close, you still need the right dimensions and plumbing layout for your RV.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat if I am between two tank sizes?\u003c\/strong\u003e\u003cbr\u003eUse the comparison table to review nearby capacities, then choose the tank that best matches your existing footprint and fitting placement.\u003c\/p\u003e\n\u003ch2\u003eWhy Buy from Elkhart RV Parts?\u003c\/h2\u003e\n\u003cp\u003eElkhart RV Parts focuses on real replacement parts and verified product data so you can buy with more confidence. We prioritize exact part identification, useful comparison content, and live product pages built around real RV repair needs.\u003c\/p\u003e\n\u003cdiv style=\"background:#f3f4f6; border-left:4px solid #dc2626; padding:16px; margin-top:16px;\"\u003e\n\u003cstrong style=\"color:#dc2626;\"\u003eNeed help narrowing the right holding tank?\u003c\/strong\u003e\u003cbr\u003eUse AI Live Chat to compare dimensions, model numbers, and nearby ICON tank options before you order.\u003c\/div\u003e\n","brand":"Icon Direct","offers":[{"title":"Default Title","offer_id":46348708020376,"sku":"01586","price":495.14,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0346\/2397\/9579\/files\/01586-rvholdingtanks-sidedrain-ht500sd_m.jpg?v=1741790318","url":"https:\/\/elkhartrvparts.com\/en-ca\/products\/icon-26-gallon-rv-holding-tank-ht500-sd","provider":"Elkhart RV Parts","version":"1.0","type":"link"}