Fresh 16+ Gas Fireplace Light Switch
Fresh 16+ Gas Fireplace Light Switch. Gas fireplaces provide all the warmth and atmosphere of a traditional fire without the ashy cleanup. Read and follow the instructions that came with your fireplace, because if you do not follow the instructions exactly, a fire or explosion may result, your what to do if you smell gas: Instead of using a standard electrical circuit, millivolt systems use a thermocouple/thermopile (powered by the pilot light) to generate enough electrical.