Tankless Gas Water Heater Clearance

Tankless water heaters can be vented in two ways.

Tankless gas water heater clearance.

Cpc 508 4 required access clearances to combustibles and vent termination location per manufacturer s instructions. Rinnai super high efficiency 6 5 gpm residential 130 000 btu natural gas interior tankless water heater model rucs65in 795 42 795 42 unit. In short installation isn t usually as simple as just plugging and playing. The water heater shown above is in compliance.

If the window does not open the tankless water heater clearance from a window requires a 12 inch setback. Tankless water heaters should not be installed near dryer vents or intake air vents. 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.

Get free shipping on qualified special buys clearance tankless gas water heaters or buy online pick up in store today in the plumbing department. Rinnai super high efficiency plus 9 8 gpm indoor natural gas tankless water heater. 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. Most water heaters with tanks use a gas line but most tankless heaters require a larger gas input at least.

Power vent units use indoor air for combustion and simply vent the exhaust to the outside. 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. If the water heater is installed above the. 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.

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