Models Circular Opening Universal Gas Insert KitsA Collection by Warming Trends® Filters + Close CollectionsModelsInventoryProjects Submit Sort ByAvailability (We Have)FeaturedTime (Newly Added)Name (A to Z)Name (Z to A) Close Reset Search Collections (We Can Order) Models (We Can Order) Inventory (We Have) Projects (We Built) Categories All Categories Hearth Appliances 567 Fire Pits & Patio Heaters 257 Grills & Outdoor Kitchens 252 Hot Tubs & Swim Spas 30 Refrigeration Appliances 8 Patio Furniture 2 Features Made in USA 827 Remote Control 380 Stainless Steel 191 Variable Air Blower 103 Adjustable Flame 93 Wind Guard 75 Warming Rack 70 Temperature Gauge 68 See More Brands American Hearth 102 Mendota® 31 Bullfrog Spas 30 Real Fyre 148 Warming Trends® 142 Fire Magic Grills 134 Dimplex 89 American Fyre Designs™ 70 See More Collections Outdoor Fireplace Collection (Warming Trends®) 16 Specialized Gas Insert Kits (Warming Trends®) 13 Media (Warming Trends®) 9 Linear CROSSFIRE® Brass Burner (Warming Trends®) 9 Original CROSSFIRE® Brass Burners (Warming Trends®) 9 Tree-Style CROSSFIRE® Brass Burner (Warming Trends®) 7 Radial CROSSFIRE® Brass Burner (Warming Trends®) 6 H-Style CROSSFIRE® Brass Burner (Warming Trends®) 6 See More ModelsAluminum frames covered with concrete board, ready to be easily and quickly completed with your choice of media or veneer. Simply place on site, connect to the gas supply, add veneer, and your fire feature is complete. Reset All Filters Showing 1 - 5 of 5 Results Warming Trends® 23" - 26" Circular Opening Universal Gas Insert Kits Made in USA Type: Burners & Kits Frame Material: Aluminum Fuel Types: 2 Types Available Size: 17.75" x 17.75" Learn More Add to Quote Warming Trends® 26" - 29" Circular Opening Universal Gas Insert Kits Made in USA Type: Burners & Kits Fuel Types: 2 Types Available Size: 13.50" x 13.50" Learn More Add to Quote Warming Trends® 29" - 32" Circular Opening Universal Gas Insert Kits Made in USA Type: Burners & Kits Frame Material: Aluminum Fuel Types: 2 Types Available Size: 18.00" x 18.00" Learn More Add to Quote Warming Trends® 35″ - 38″ Circular Opening Universal Gas Insert Kits Made in USA Type: Burners & Kits Frame Material: Aluminum Fuel Types: 2 Types Available Size: 23.00" x 23.00" Learn More Add to Quote Warming Trends® 39" - 42" Circular Opening Universal Gas Insert Kits Made in USA Type: Burners & Kits Frame Material: Aluminum Fuel Types: 2 Types Available Size: 23.00" x 23.00" Learn More Add to Quote Previous1Next Don't See What You Are Looking For? Address Information Do not fill out this field otherwise your form will not submit properly. Contact Information * First Name * Email Phone Number How would you like to be contacted? Email Text Message Phone Call I have no preference Information How Can We Help? Contact Information Do not fill this field out otherwise your form will not submit properly. Do not fill this field out otherwise your form will not submit properly. Go Sign up for our newsletter Inventory We Have See All 2025 Modern Flames Orion® Slim Virtual Electric Fireplace In StockFloor Model Location Pocatello Showroom Learn More Add to Quote 2025 Modern Flames Landscape Pro™ Multi Virtual Electric Fireplace In StockFloor Model Location Pocatello Showroom Learn More Add to Quote 2025 Modern Flames Landscape Pro™ Slim Virtual Electric Fireplace In StockFloor Model Location Pocatello Showroom Learn More Add to Quote 2025 Modern Flames Spectrum Slimline Virtual Electric Fireplace In StockFloor Model Location Pocatello Showroom Learn More Add to Quote 2025 American Hearth Renegade 40 Designer Direct-Vent See-Through Fireplace with TruFlame Technology In StockFloor Model Location Pocatello Showroom Learn More Add to Quote 2025 Bullfrog Spas Model X6L In StockFloor Model Location Pocatello Showroom Learn More Add to Quote 2025 Bullfrog Spas Model A9L In StockFloor Model Location Pocatello Showroom Learn More Add to Quote 2025 Bullfrog Spas Model A7 In StockFloor Model Location Pocatello Showroom Learn More Add to Quote 2025 Bullfrog Spas Model A8 In StockFloor Model Location Pocatello Showroom Learn More Add to Quote