{"product_id":"superior-foak-4ld-4-outside-air-kit","title":"Superior FOAK-4LD 4\" Outside Air Kit","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Superior FOAK-4LD 4\" Outside Air Kit is designed to provide outside combustion air for compatible fireplaces, helping improve combustion efficiency while reducing the use of conditioned indoor air. It is an ideal solution for installations where outside combustion air is required or desired, supporting consistent fireplace performance and helping maintain indoor comfort. This kit is intended for use with a locally purchased, non-combustible Class 1 or Class 0 flexible duct to complete the installation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eSpecifically engineered for use with the Superior BRT40ST B-Vent See-Through Gas Fireplace, the FOAK-4LD Outside Air Kit provides a reliable solution for dedicated outside air intake. Designed for straightforward installation and dependable long-term performance, it offers installation flexibility while ensuring compatibility with approved ducting materials. Whether used in a new installation or as part of a customized venting setup, this kit helps support efficient fireplace operation.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eIncluded\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOutside Air Kit\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFor use if outside combustion air is required or desired.\u003c\/li\u003e\n\u003cli\u003eMust be used in conjunction with locally purchased, non-combustible Class 1 or Class 0 flexible duct.\u003c\/li\u003e\n\u003cli\u003eFor use with Superior BRT40ST B-Vent See-Through Gas Fireplace\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 class=\"station-tabs-tabtitle\"\u003e\u003cspan id=\"station-tabs-tab_ht-i0-t13\" class=\"station-tabs-tab is-active\" aria-controls=\"station-tabs-tabpanel_ht-i0-t13\" data-slug=\"specifications\" role=\"button\" aria-expanded=\"true\" tabindex=\"0\"\u003e\u003cspan class=\"station-tabs-tabtext\"\u003eSpecifications\u003c\/span\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel Number\u003c\/td\u003e\n\u003ctd\u003eFOAK-4LD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCatalog Number\u003c\/td\u003e\n\u003ctd\u003e\n\u003cspan data-sheets-root=\"1\" data-sheets-value='{\"1\":2,\"2\":\"81L88\"}' data-sheets-userformat='{\"2\":513,\"3\":{\"1\":0},\"12\":0}'\u003e81L88\u003c\/span\u003e\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiameter Size\u003c\/td\u003e\n\u003ctd\u003e4\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Fireplace\u003c\/td\u003e\n\u003ctd\u003eBRT40ST\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eAbout The Manufacturer\u003c\/h3\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0718\/5022\/9802\/files\/Superior_Fireplaces_Logo_600_x_600_px_240x240.webp?v=1778875446\" style=\"margin-right: auto; margin-bottom: 16px; margin-left: auto; float: none; display: block;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003cmeta charset=\"utf-8\"\u003eSuperior Fireplaces is dedicated to delivering best-in-class hearth products backed by exceptional customer service. Known for industry-leading quality, warmth, and innovative design, Superior offers a comprehensive selection of fireplaces, inserts, freestanding stoves, gas log sets, and chimneys to suit every style and budget. Their product lineup includes wood, gas, and electric solutions, along with a wide range of accessories designed to enhance comfort, performance, and style.\u003c\/div\u003e","brand":"Superior","offers":[{"title":"Default Title","offer_id":44448617201706,"sku":"FOAK-4LD","price":68.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0718\/5022\/9802\/files\/Superior_FOAK-4LD_4_Outside_Air_Kit.png?v=1780998551","url":"https:\/\/ridgeflame.com\/products\/superior-foak-4ld-4-outside-air-kit","provider":"Ridge Flame","version":"1.0","type":"link"}