Water Heater Vent Pipe Clearance To Combustibles

Home plumbing water heater water heater vent clearance to wood or combustionable materials.

Water heater vent pipe clearance to combustibles.

1 clearance to combustibles in single and multi family dwellings. Some have 0 some have 1 2 and others have 1 clearance around combustibles also some say do not insulate as the temperature will damage the pipe and some say to insulate if it passes through a unheated space others say only leave the first 3ft exposed and must be cpvc. Fire clearance for single wall metal flue vent connectors. Single wall vents get very hot requiring a 6 in.

Aluminum 020 inner wall galvanized 021 outer wall. Typical listed and labeled double wall vent pipe clearance to combustible materials is one inch but you should always check before installation. Flue vent connector clearance distances. Note some modern high efficiency water heater may have pvc vents.

Inadequate fire clearance from combustibles may not be obvious until you open a door such as our client is pointing out in this photograph. 6 minimum clearance from single wall vent pipe or flue vent connector to any combustible material. For gas fired water heater vents. Single wall vent pipes cannot pass through a ceiling floor firewall or wall.

Most common gas vent if you are using a b vent typically a double walled air insulated vent for gas appliances typically you ll see a fire clearance stamped right into the metal of the chimney stating 1 inch minimum clearance to combustibles as you ll see in this photo. 9 is a typical clearance between a gas fired boiler or furnace flue connector and combustibles. Fire clearances required range from 6 to 36 depending on the equipment. For heaters vented into a metal or masonry chimney clearance distances around the chimney and chimney top including chimney top to roof.

Round type b gas vent 18 3. These questions answers about fire clearance distances for gas fired heating appliance flues. Metal single wall and double wall. It will complete the information about the furnace and the water heater vent pipe clearance requirements.

Distance from the flue vent connector of flue pipe to combustibles chimney clearances. Basement finishing projects are notorious for this code violation. 3 16 diameters feature twist lock fittings screws required for 14 and larger diameters. Indoor fire clearances for flues vent connectors and vents were posted originaly at fire clearances single wall metal flues vents please be sure to check the distances given there.

1 inch or 6 inches water heater vents generally are of two types.