Gas Hot Water Heater Venting Requirements

It must be terminated to the outdoors.

Gas hot water heater venting requirements.

Allow water heater to run continuously for 10 minutes. Atmospheric gas water. Standard atmospheric water heaters are the most common type of residential gas water heaters. This heater installation may be unsafe.

For this reason common venting configurations are no longer allowed in some code jurisdictions where direct venting or power venting of water heaters is now mandatory. To test for proper water heater venting. Sediment trap many locations require a sediment trap to be installed as close to the gas inlet as possible. This heater installation may be unsafe.

Failure to properly in stall the venting system can result in asphyxiation a fire or explo sion and can cause death serious bodily injury or property damage. The natural gas fueled water heater shown at page top is improperly vented lacking the recommended minimum 12 of vertical rise before the elbow and vented directly into a large masonry flue where it cannot develop adequate draft. The natural gas fueled water heater shown at page top is improperly vented lacking the recommended minimum 12 of vertical rise before the elbow and vented directly into a large masonry flue where it cannot develop adequate draft. It cannot be connected to an existing vent pipe or chim ney.

Gas water heater vent configurations. The power vent water heater requires its own separate venting system. In addition to venting gas and propane water heaters need an air supply for combustion. Run enough hot water for the water heater start heating.

Proper venting gas and propane heaters emit carbon monoxide which must be vented outside.