Water Heater Drain Pipe Outside

Installing a tank water heater might seem easy but homeowners who refinish their basements often create a number of code violations with respect to the water heater.

Water heater drain pipe outside.

This causes the tanks to leak and in some cases. Code expert glenn mathewson describes 10 common water heater code issues including confusion about drip pans and drains unsupported expansion tanks and plastic vents lack of combustion air and more. As water heaters age the inside tanks that contain water can weaken from rust and corrosion. Let s talk about each separately as this is the quickest way to know if your water leak is normal or something urgent.

The drain valve is also become the cause of water leakage if the drainpipe or water heater overflow pipe water heater is loose. The valve should be connected to a discharge pipe also called a drain line that runs down the length of the water heater tank. The overflow of hot water will damage the drain pipes also. Copper glavanized steel cpvc and pex or pe rt are all approved.

For hot water supply lines it must be connected to an 18 inch section of copper or other hot water safe piping. This pipe is responsible for routing hot water released from the tpr to a proper discharge location. For some reason the installer of the water heater shown below decided that the tpr drain piping needed a vent pipe. 11 pipe should be of approved materials.

The two most common drain pipes that most people have on the side of their house are air conditioner condensate lines ac drain line and water heater pressure relief valve lines prv drain line. Pex is durable enough for hot water applications but it cannot be connected directly to the hot water heater.