Gas Hot Water Heater Venting Requirements

Allow water heater to run continuously for 10 minutes.

Gas hot water heater venting requirements.

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. To test for proper water heater venting. Run enough hot water for the water heater start heating.

Standard atmospheric water heaters are the most common type of residential gas water heaters. Proper venting gas and propane heaters emit carbon monoxide which must be vented outside. This difference in operation means that you can install a direct vent system almost anywhere but a power vented water heater must be placed in a room with adequate airflow. Gas water heater vent configurations.

It cannot be connected to an existing vent pipe or chim ney. This heater installation may be unsafe. In addition to venting gas and propane water heaters need an air supply for combustion. These vents must be made of suitable materials and be kept clear of combustible materials.

If water heater and a gas furnace share the same vent reduce the thermostat setting for the furnace so it does not run during the test. 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. 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.

It must be terminated to the outdoors.