{"title":"Lennox Check Valves","description":"\u003cp style=\"text-align: justify;\"\u003eLennox Check Valves allow fluid or refrigerant to flow in only one direction, preventing backflow that can damage pumps, compressors, and coils. Available in spring-loaded and swing-type configurations, these valves feature low pressure drop and durable seals. Installing Lennox Check Valves protects system components, maintains proper flow direction, and ensures reliable operation in hydronic, condensate, and refrigeration circuits.\u003c\/p\u003e","products":[{"product_id":"lsinxxalrl","title":"Lennox 47W48, Heat Pump Check Valve Kit","description":"\u003cp\u003eThis heat pump check valve kit includes components designed to control the flow of refrigerant in a heat pump system. It prevents backflow, ensuring that the refrigerant moves in the correct direction during operation. The kit supports efficient performance by maintaining proper pressure and temperature levels within the system. It is suitable for use in various heat pump applications, contributing to overall system functionality.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":44162904752350,"sku":"LSINXXALRL","price":500.95,"currency_code":"USD","in_stock":true}]},{"product_id":"lsi6ohtnze","title":"Lennox 47K21, Check Valve","description":"\u003cp\u003eThis check valve controls the flow of fluids in a piping system. It allows fluid to pass in one direction while preventing backflow. The device operates automatically based on pressure differences, ensuring that the system maintains proper flow direction. It is commonly used in HVAC systems and plumbing applications to protect equipment and maintain efficiency.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":44162922315998,"sku":"LSI6OHTNZE","price":14.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0580\/8360\/6690\/files\/lennox_47k21_1.webp?v=1759939524"},{"product_id":"lsi5il9vt7","title":"Lennox 79J87, Check Valve","description":"\u003cp\u003eThis check valve controls the flow of fluids in a piping system. It allows fluid to pass in one direction while preventing backflow. The device operates automatically, responding to changes in pressure within the system. It is commonly used in heating and cooling applications to maintain system efficiency and protect equipment from damage caused by reverse flow.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":44162933063902,"sku":"LSI5IL9VT7","price":167.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0580\/8360\/6690\/files\/lennox_79J87.webp?v=1759929975"},{"product_id":"lsivzhnpfb","title":"Lennox 37729, Refrigerant Check Valve","description":"\u003cp\u003eThis check valve controls the flow of refrigerant in HVAC systems. It prevents backflow, ensuring that the refrigerant moves in one direction. The valve operates automatically based on pressure changes within the system. It helps maintain system efficiency and supports proper refrigeration cycle function.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":44162958950622,"sku":"LSIVZHNPFB","price":121.95,"currency_code":"USD","in_stock":true}]},{"product_id":"lsieaml85g","title":"Lennox 57927, Check Valve","description":"\u003cp\u003eThis check valve is a device that allows fluid to flow in one direction while preventing backflow. It operates automatically, using the pressure of the fluid to open and close. The design helps maintain system efficiency and protects equipment from damage caused by reverse flow. This product is commonly used in heating, ventilation, and air conditioning systems to ensure proper operation.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":44162975105246,"sku":"LSIEAML85G","price":86.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0580\/8360\/6690\/files\/lennox_57927_6025db5d-0c39-448a-8444-bd499d610587.webp?v=1759930320"},{"product_id":"lsia06dluo","title":"Lennox 97M85 TXV w\/Check Vlv For R410A Unit","description":"\u003cp\u003eThis Lennox thermal expansion valve with check valve is designed for use with R410A refrigerant units. It regulates the flow of refrigerant into the evaporator, ensuring efficient cooling performance. The integrated check valve prevents reverse flow, enhancing system reliability and efficiency.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":44238230978782,"sku":"LSIA06DLUO","price":169.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0580\/8360\/6690\/files\/lennox_97M85.webp?v=1759930868"},{"product_id":"lsiwwizi4b","title":"Lennox 19V45, Valve-Check 1\/2","description":"\u003cp\u003eThis check valve is a 1\/2 inch unit, designed to prevent backflow in heating, ventilation, and air conditioning (HVAC) systems.\u003c\/p\u003e","brand":"Lennox","offers":[{"title":"Default Title","offer_id":47872898695390,"sku":"LSIWWIZI4B","price":74.95,"currency_code":"USD","in_stock":true}]}],"url":"https:\/\/libertysupply.com\/collections\/lennox-check-valves.oembed","provider":"Liberty Supply","version":"1.0","type":"link"}