![HearthSense 30,000 BTU, Ventless Dual Fuel Blue Flame Heater With Base and Blower, T-Stat Control 140324 - The Home Depot HearthSense 30,000 BTU, Ventless Dual Fuel Blue Flame Heater With Base and Blower, T-Stat Control 140324 - The Home Depot](https://images.thdstatic.com/productImages/bb1aa8f3-81a5-4219-8c39-c3651b491dcb/svn/whites-hearthsense-gas-wall-heaters-140324-64_300.jpg)
HearthSense 30,000 BTU, Ventless Dual Fuel Blue Flame Heater With Base and Blower, T-Stat Control 140324 - The Home Depot
![Dyna-Glo 20000-BTU Wall-Mount Indoor Liquid Propane Vent-Free Convection Heater in the Gas Space Heaters department at Lowes.com Dyna-Glo 20000-BTU Wall-Mount Indoor Liquid Propane Vent-Free Convection Heater in the Gas Space Heaters department at Lowes.com](https://mobileimages.lowes.com/productimages/51c3357e-2a88-4c9b-a6ce-64badc0682a9/45710177.jpg?size=mpdhi)
Dyna-Glo 20000-BTU Wall-Mount Indoor Liquid Propane Vent-Free Convection Heater in the Gas Space Heaters department at Lowes.com
![Dyna-Glo 10000-BTU Wall-Mount Indoor Natural Gas or Liquid Propane Vent-Free Convection Heater in the Gas Space Heaters department at Lowes.com Dyna-Glo 10000-BTU Wall-Mount Indoor Natural Gas or Liquid Propane Vent-Free Convection Heater in the Gas Space Heaters department at Lowes.com](https://mobileimages.lowes.com/productimages/e7449600-d0cd-4007-8547-a6cd02538f6d/10417601.jpg?size=mpdhi)
Dyna-Glo 10000-BTU Wall-Mount Indoor Natural Gas or Liquid Propane Vent-Free Convection Heater in the Gas Space Heaters department at Lowes.com
WILLIAMS COMFORT PRODUCTS, 35,000 BtuH Heating Capacity Input, Single, Recessed-Mount Gas Wall Heater - 36FK08|3509621A - Grainger
![heating - How can I retrofit this existing wall-heater with an external thermostat? - Home Improvement Stack Exchange heating - How can I retrofit this existing wall-heater with an external thermostat? - Home Improvement Stack Exchange](https://i.stack.imgur.com/BNVaR.jpg)