Tankless Gas Water Heater Clearance

Direct vent units pull in air from outside the house so they have two vents for intake and exhaust.

Tankless gas water heater clearance.

It s always worth consulting a qualified plumber to determine the full cost of retrofitting your house for a tankless gas heater before you buy. Rinnai super high efficiency plus 9 8 gpm indoor natural gas tankless water heater. The 199 900 btu natural gas tankless water heater is designed to supply continuous hot water for up to 3 bathrooms at the same time. 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.

Tankless water heater vent clearances if the unit is vented to the outside then it needs 12 inches of clearance from a door or window. 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. The water heater shown above is in compliance. The clearance at the sides back and above a gas water heater are specified by the manufactured in the installation manual and they typically vary from zero to just a few inches.

But a 30 inch by 30 level floor area is required by code at the front service side of the water heater per m1305 1 2 of the international residential code irc and residential edition of the florida building code fbc. Most water heaters with tanks use a gas line but most tankless heaters require a larger gas input at least. In short installation isn t usually as simple as just plugging and playing. If the water heater is installed above the.

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. Cpc 508 4 required access clearances to combustibles and vent termination location per manufacturer s instructions. The rheem eco200xln3 1 outdoor natural gas tankless water the rheem eco200xln3 1 outdoor natural gas tankless water heater can provide up to 9 5 gpm at a 35 temperature rise. Tankless water heaters should not be installed near dryer vents or intake air vents.

Rinnai super high efficiency 6 5 gpm residential 130 000 btu natural gas interior tankless water heater model rucs65in 795 42 795 42 unit. If the window does not open the tankless water heater clearance from a window requires a 12 inch setback.