![Does anyone know why there's a timer switch near the ceiling by my furnace and hot water heater? (Both natural gas) Home built in '92 : r/hvacadvice Does anyone know why there's a timer switch near the ceiling by my furnace and hot water heater? (Both natural gas) Home built in '92 : r/hvacadvice](https://external-preview.redd.it/does-anyone-know-why-theres-a-timer-switch-near-the-ceiling-v0-27Aaw2EvWVRe1wRiQKukxQbSl5lCrUPk6rScL9MGc9Y.jpg?auto=webp&s=16b596ffb248938b5ba82a3330b91372b0a7f4a8)
Does anyone know why there's a timer switch near the ceiling by my furnace and hot water heater? (Both natural gas) Home built in '92 : r/hvacadvice
![An old timey treat: The Gravity Hot Water Heater In My Home. Originally Fueled By Coal, then heating oil, and now natural gas. Installed ~1926, and still keeps the place warm to An old timey treat: The Gravity Hot Water Heater In My Home. Originally Fueled By Coal, then heating oil, and now natural gas. Installed ~1926, and still keeps the place warm to](https://i.redd.it/1kvk0a83can21.jpg)
An old timey treat: The Gravity Hot Water Heater In My Home. Originally Fueled By Coal, then heating oil, and now natural gas. Installed ~1926, and still keeps the place warm to
![Gas Boiler And Electric Water Heater Home Furnace Tank Isolated On Blue Background System Of Combi Heating Smart Gas Boiler With Burner For Heat Water With Hot Cold Pipe And Control Vector Gas Boiler And Electric Water Heater Home Furnace Tank Isolated On Blue Background System Of Combi Heating Smart Gas Boiler With Burner For Heat Water With Hot Cold Pipe And Control Vector](https://media.istockphoto.com/id/1352229299/vector/gas-boiler-and-electric-water-heater-home-furnace-tank-isolated-on-blue-background-system-of.jpg?s=612x612&w=0&k=20&c=-XljTiYp2w8nSHem59pXpGtsQcSEGNvZiHEIgWDQqe0=)