Gas Water Heater Venting Requirements

Run enough hot water for the water heater start heating.

Gas water heater venting requirements.

If in the home and drawing air from the home then the door should probably be sealed with weather stripping and combustion air brought in from the attic with a pipe just abobe floor level. Allow water heater to run continuously for 10 minutes. Smith power vent gas water heaters are equipped with an electric blower fan that is installed on top of the water heater which requires an electrical outlet to be close to the water heater. This heater installation may be unsafe.

This may come from the atmospheric air in the house or it can come through a vent pipe that pulls air from the outdoors. 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. The power vent water heater requires its own separate venting system.

Proper venting gas and propane heaters emit carbon monoxide which must be vented outside. Gas water heater vent pipe connector must continuously run upward towards the chimney entrance rising not less than 1 4 per linear foot to provide proper draft. How to know a gas water heater is venting safely. 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.

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. Ventilation requirements for natural gas water heater it depends on where the water heater is. To test for proper water heater venting. 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 must be terminated to the outdoors. The blower pushes the exhaust and excess heat through the exhaust venting. It cannot be connected to an existing vent pipe or chim ney. These vents must be made of suitable materials and be kept clear of combustible materials.