{"product_id":"oem-lennox-50043683-001-water-backflow-prevention-valve-truesteam-y3741","title":"OEM Lennox 50043683-001 Water Backflow Prevention Valve TrueSteam — Y3741","description":"\u003cp\u003eThe \u003cstrong\u003eLennox Y3741 (50043683-001)\u003c\/strong\u003e is a genuine OEM water backflow prevention valve with manual water shutoff, designed exclusively for use with Lennox TrueSteam whole-home humidifiers. This valve prevents contaminated water from flowing back into the home's potable water supply while also allowing for manual water shutoff during servicing or maintenance. Signs of a failing backflow prevention valve include water leaks, reduced humidifier performance, or failure to meet local plumbing code requirements for backflow protection.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":63081017246067,"sku":"LNX-Y3741","price":59.95,"currency_code":"USD","in_stock":true}],"url":"https:\/\/nationalhvacparts.com\/products\/oem-lennox-50043683-001-water-backflow-prevention-valve-truesteam-y3741","provider":"National HVAC Parts","version":"1.0","type":"link"}