{"product_id":"superior-htflo-ek-4-5-60-inch-heatflo-flex-extension-kit","title":"Superior HTFLO-EK-4.5 60 Inch HeatFlo Flex Extension Kit","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Superior HTFLO-EK-4.5 60 Inch HeatFlo Flex Extension Kit is designed to extend the reach of compatible HeatFlo convection air systems for improved installation flexibility. This extension kit is required when the distance from the bottom of the register to the top of the appliance exceeds 60\" to 65\", ensuring proper airflow performance and system efficiency. By providing additional length, it helps maintain effective heat circulation even in more complex or taller installation configurations.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eBuilt for compatibility with Superior HeatFlo systems, the HTFLO-EK-4.5 Extension Kit is engineered to support consistent and reliable convection performance. Its flexible design allows for easier routing and integration within the installation space while maintaining optimal air movement. This makes it an essential accessory for achieving proper HeatFlo system functionality in extended-distance applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003eIncluded\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e4.5\" Diameter Flex Vent, 60” Compressed\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eInstruction Sheet\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eExtension Kit is required when the distance from the bottom of the register to the top of the appliance exceeds 60\" to 65\".\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\u003eHTFLO-EK-4.5\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\":\"F4578\"}' data-sheets-userformat='{\"2\":513,\"3\":{\"1\":0},\"12\":0}'\u003eF4578\u003c\/span\u003e\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSize\u003c\/td\u003e\n\u003ctd\u003e4.5\" (Diameter)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible HeatFlo Kits\u003c\/td\u003e\n\u003ctd\u003eHTFLO-DV45\u003cbr\u003eHTFLO-DV55\u003cbr\u003eHTFLO-VF45\u003cbr\u003eHTFLO-VF55\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Fireplaces\u003c\/td\u003e\n\u003ctd\u003eDRL2045\u003cbr\u003eDRL2055\u003cbr\u003eDRL3545\u003cbr\u003eDRL3555\u003cbr\u003eDRL4048\u003cbr\u003eDRL6048\u003cbr\u003eVRL3045\u003cbr\u003eVRL3055\u003cbr\u003eVRL6048\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":44416966623274,"sku":"HTFLO-EK-4.5","price":449.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0718\/5022\/9802\/files\/Superior_HTFLO-EK-4.5_60_Inch_HeatFlo_Flex_Extension_Kit.png?v=1780483411","url":"https:\/\/ridgeflame.com\/products\/superior-htflo-ek-4-5-60-inch-heatflo-flex-extension-kit","provider":"Ridge Flame","version":"1.0","type":"link"}