{"product_id":"superior-nature-flame-18-vent-free-burner-with-ember-bed","title":"Superior Nature-Flame 18\" Vent-Free Burner with Ember Bed","description":"\u003cp\u003eThe Superior NF18 is a gas burner in 18\" (Innovative Hearth Products). Fits LNF18GR, LNF18ST (Granite Ridge \/ Silverstone Timber).\u003c\/p\u003e\u003cp\u003eThis listing covers 4 variants — use the selectors above to choose the correct model.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRequired to complete:\u003c\/strong\u003e Nature-Flame vent-free log set (required, sold separately): LNF18GR or LNF18ST — only approved sets may be used; Damper clamp GA6080 required for vented applications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eListed:\u003c\/strong\u003e Design-certified to ANSI Z21.11.2 (unvented); also ANSI Z21.60 vented decorative use; PFS listed\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ch3\u003eProduct Specifications\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eNF18EN, NF18MN, NF18EP, NF18MP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCatalog Numbers\u003c\/td\u003e\n\u003ctd\u003eF5102 \/ F5098 \/ F5103 \/ F5099\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eNature-Flame\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBurner Size\u003c\/td\u003e\n\u003ctd\u003e18\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFuel Type\u003c\/td\u003e\n\u003ctd\u003eNatural Gas (EN, MN) or Propane\/LP (EP, MP) — by variant; not field-convertible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIgnition\u003c\/td\u003e\n\u003ctd\u003eEN\/EP: electronic ignition with ODS pilot; MN\/MP: piezo-ignited millivolt with ODS pilot\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eControl\u003c\/td\u003e\n\u003ctd\u003eEN\/EP: EcoFlow touchscreen remote control included; MN\/MP: millivolt, remote-ready for optional remote or wall controls\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBTU Input (high–low)\u003c\/td\u003e\n\u003ctd\u003e30,000\/21,000 Btu\/hr\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVenting \/ Application\u003c\/td\u003e\n\u003ctd\u003eVent-free (ANSI Z21.11.2 unvented room heater) in masonry, UL127 factory-built fireplaces or listed vent-free fireboxes; also listed for vented operation (ANSI Z21.60) with the flue damper open — damper clamp required, thermostat function disabled\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Log Sets\u003c\/td\u003e\n\u003ctd\u003eLNF18GR, LNF18ST (Granite Ridge \/ Silverstone Timber)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMinimum Firebox Opening\u003c\/td\u003e\n\u003ctd\u003e18\" log set: 17\" H × 15\" D × 26\" front W × 17\" rear W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertification\u003c\/td\u003e\n\u003ctd\u003eDesign-certified to ANSI Z21.11.2 (unvented); also ANSI Z21.60 vented decorative use; PFS listed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eListing Report No.\u003c\/td\u003e\n\u003ctd\u003eF25-415\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch3\u003eShipping Information\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Weight\u003c\/td\u003e\n\u003ctd\u003e23 lb\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Dimensions (L × W × H)\u003c\/td\u003e\n\u003ctd\u003e22\" × 15.75\" × 7\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003cp\u003e\u003cem\u003eShipping figures describe the packed carton, not the product.\u003c\/em\u003e\u003c\/p\u003e\u003ch2\u003eWhat's Included\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBurner base assembly with grate, ODS pilot and valve\u003c\/li\u003e\n\u003cli\u003eHardware package\u003c\/li\u003e\n\u003cli\u003eEN\/EP models: EcoFlow touchscreen remote control with battery power supply\u003c\/li\u003e\n\u003cli\u003ePlatinum embers and rockwool ember kits, lava rock (per parts list)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation \u0026amp; Planning\u003c\/h2\u003e\u003ch3\u003eRequired Components \u0026amp; Compatibility\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRequired:\u003c\/strong\u003e Nature-Flame vent-free log set (required, sold separately): LNF18GR or LNF18ST — only approved sets may be used\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRequired:\u003c\/strong\u003e Damper clamp GA6080 required for vented applications\u003c\/li\u003e\n\u003cli\u003eMN\/MP models: an optional remote or wall control may be added (remote-ready)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptional:\u003c\/strong\u003e Fireplace hood GA6050, volcanic stone FDVS, ember kits, floor media kit FM100, gas appliance installation kit CIKA; remote\/wall controls RCKIT4001, TSRC, TRC, GWMT1, GWMS2 for remote-ready models\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Superior Fireplaces","offers":[{"title":"Natural Gas \/ Electronic Ignition","offer_id":50545780326639,"sku":"NF18EN","price":1489.0,"currency_code":"USD","in_stock":true},{"title":"Natural Gas \/ Millivolt","offer_id":50545780359407,"sku":"NF18MN","price":1009.0,"currency_code":"USD","in_stock":true},{"title":"Propane \/ Electronic Ignition","offer_id":50545780392175,"sku":"NF18EP","price":1489.0,"currency_code":"USD","in_stock":true},{"title":"Propane \/ Millivolt","offer_id":50545780424943,"sku":"NF18MP","price":1009.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0761\/5633\/8415\/files\/Nature-Flame_7d9db067-df4a-4aac-9ada-6a0b879082ad.jpg?v=1787051725","url":"https:\/\/hearthdepot.com\/products\/superior-nature-flame-18-vent-free-burner-with-ember-bed","provider":"Hearth Depot","version":"1.0","type":"link"}