Tankless Water Heater Drip Leg

I have been seeing more and more tankless water heaters in my area and am wondering if the gas drip leg standards still apply keep in mind it is rare to see a drip leg installation at all in so calif any input is greatly appreciated similar threads.

Tankless water heater drip leg.

Ensure a separate gas line run to the water heater from the meter without re running the entire gas main. Water heater installations in bedrooms and bathrooms shall be in accordance with one of the following nfpa 54 10 28 1. The basic requirements for sediment traps. Sediment traps sometimes mistakenly referred to as drip legs are designed to catch sediment in natural gas before it enters into the water heater or furnace gas valve.

Tankless water heater comment. Best way to finish tankless vent. It sounds like a mouthful doesn t it. Reduce the number of joints when installing.

Different areas have different contaminants in the gas and the traps help catch these. Old school guys and girls call them drip tees drip legs dirt legs and several other names that you won t find in the current code. Installed a noritz nr661 tankless water heater. Installed a noritz nr661 tankless water heater.

People prefer tankless water heaters for they save energy. At times the existing gas pipe may not be enough to supply the right amount of gas for the system to function. When replacing a water heater where such a trapped relief line was legally installed in the past it is now necessary to exercise one of three options. The job sounds more difficult than it really is and can be done in less than 5 minutes.

Relocate the water heater so that such trapping is not necessary. This drip leg will catch any condensation or debris that can damage integral parts of the heater. Prior to may 4 1987 plumbing codes permitted the trapping of relief lines. Watch this step by step video now.

How it operates is that when the gas flows through the pipe it will be lighter than any debris or water and the unwanted materials will fall into the drip leg instead of proceeding to the. Fuel burning water heaters shall be permitted to be installed in a closet located in the bedroom or bathroom provided the closet is equipped with a listed gasketed door assembly and a listed self closing device. 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.