Water Heater Exhaust Pipe Very Hot

The existing vent pipe is typically too large and must be replaced with one of a smaller dimension so the water heater can heat the vent enough to ensure exhaust gases rise out of the home.

Water heater exhaust pipe very hot.

At some point corroded gas water heater vent pipe wall becomes very soft and might fall apart when under even slight pressure. The blower pushes the exhaust and excess heat through the exhaust venting. Item 81347 model 103400r. If the exhaust pipe is 4 inches in diameter the flue liner cross sectional area should not be larger than 88 square inches.

After applying pipe thread tape to the mnpt nipples on your water heater thread the fnpt end of the. Measure the diameter of the exhaust pipe leaving your hot water heater. If this is not done the water heater will likely backdraft which means the exhaust gases will come into the home. Water heaters with power venting come with an electric blower fan often very quiet installed on top of the water heater and can have either vertical or horizontal vent ducts.

The difference is that a power vent water heater pulls in combustion air from the space around the appliance then uses a fan to propel the exhaust through the vent. It appears intact and is a relatively new water heater to boot maybe about 2 years old. This is not the hot water piping but the exhaust vent duct i said pipe in the title sorry. I noticed it was very hot to the touch not enough to catch anything on fire but still very hot to the touch.

The function of these fins on the gas water heater flue vent connector is to try to increase the transfer of heat from the water heater exhaust into the surrounding area maybe to make it warmer in a fantasy that we re cutting heating cost by exracting heat perhaps in hope of preventing frozen pipes nearby. Apollopex corrugated the 3 4 in. Corroding gas water heater vent pipes should be replaced as soon as possible to prevent possibility of exhaust fumes carbon monoxide contamination. 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.

Water heater vent pipe clearances and restrictions. Since the vent does not rely on the buoyancy of hot air it can be run horizontally to the outside of the house. Apollopex corrugated stainless steel water heater connector was designed for the fast and simple installation of hot and cold water lines to water heaters using pex connections. I have never noticed it like this before.