{"product_id":"ap411-3","title":"AP411-3 — WaterFurnace AlpinePure Filter Systm 036-38 24x27.5x4 MERV 11","description":"\u003cp\u003e\u003cstrong\u003eDiscontinued by WaterFurnace — no direct replacement listed.\u003c\/strong\u003e Contact us with your model and serial number and we'll find the correct current-production alternative.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFits WaterFurnace models\u003c\/strong\u003e including SDV038B121CTLAP. These are the units we've confirmed — not the only models this part fits. Contact us for the entire compatibility list, or if you don't see your unit, send us the model and serial number and we'll confirm before you order.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eManufacturer\u003c\/th\u003e\n\u003ctd\u003eWaterFurnace\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003ctd\u003eAP411-3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDescription\u003c\/th\u003e\n\u003ctd\u003eAlpinePure Filter Systm 036-38 24x27.5x4 MERV 11\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCategory\u003c\/th\u003e\n\u003ctd\u003eFilters\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFilter Rating\u003c\/th\u003e\n\u003ctd\u003eMERV 11\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eQty per Unit\u003c\/th\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCondition\u003c\/th\u003e\n\u003ctd\u003eNew — Factory OEM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAvailability\u003c\/th\u003e\n\u003ctd\u003eDiscontinued\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003cp\u003e\u003cem\u003eNot sure if this part fits? Contact us with your model and serial number.\u003c\/em\u003e\u003c\/p\u003e","brand":"WaterFurnace","offers":[{"title":"Default Title","offer_id":48410440171741,"sku":"AP411-3","price":0.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0835\/2127\/4077\/files\/Totalhvacparts_placeholder_photo.png?v=1786732289","url":"https:\/\/totalhvacparts.com\/products\/ap411-3","provider":"TotalHVACParts","version":"1.0","type":"link"}