Tankless Water Heater Clearance Window

30 cm above anticipated snow level.

Tankless water heater clearance window.

What is the minimum clearance to doors and windows for an outdoor tankless gas water heater. B clearance to window or door that may be opened. Sunday june 17 2018 an outdoor gas tankless water heater should not be located within an area extending twelve inches to the side and one foot above or below any door or the operable area of a window that can be opened per ansi a21 10 3. If the window does not open the tankless water heater clearance from a window requires a 12 inch setback.

A clearance above grade veranda porch deck or balcony. If the water heater is installed above the. Clearance to windows and doors is generaly 5 6 feet but can be as low as 3 feet according to your authority having the final say. Should the window remain closed at all times you can give a 12 in setback for the water heater.

A tankless water heater requires a 4 foot clearance from the side or below a door or window that opens unless the unit is directly vented to the outside. Macneish january 26 2011 8 04pm 4. Cpc 508 4 required access clearances to combustibles and vent termination location per manufacturer s instructions. 15 cm for water heaters less than or equal to 10 000 btuh 3 kw.

Not installed in attic or other spaces where damage may result from a leaking water heater without an approved safe pan beneath the water heater with a minimum inch drain to an approved readily visible location. 30 cm above anticipated snow level. Tankless water heaters should not be installed near dryer vents or intake air vents.