How should a drip leg be installed?

The drip leg should always be installed vertically, so that as the fuel passes through the tee above the drip leg and there is a change of direction for the fuel to flow through.

What is the minimum length of a drip leg?

Drip legs should be installed roughly every 300 feet and never more than 500 feet. In a supervised warm up drip legs should be minimum of 10 inches long. Drip legs on automatic warm up systems should be a minimum of 28 inches long. As a rule of thumb drip leg length should be 1.5 times the diameter of the steam main.

What is a drip leg on a gas water heater?

The rarely noticed sediment trap, or drip leg, is an important part of any gas appliance. These small pipes that appear to be extensions of the gas line serve the purpose of collecting sediment, debris, and other impurities that come through the gas line, catching them before they enter the appliance.

Do you have to have a drip leg on a gas line?

Drips legs are used to collect water droplets. They are located in low areas of a gas line. Drip legs are only needed if the gas is wet. Most gas is dry, therefore drip legs are not often required.

Does a range need a drip leg?

Drips legs are used to collect water droplets. They are located in low areas of a gas line. Drip legs are only needed if the gas is wet. Per NFPA 54 the following specifically do not need one: Illuminating appliances (gas lamps), ranges, clothes dryers and outdoor grills.

What is drip leg in steam lines?

Placed along super heated steam lines, condensate drip legs (or drip traps) collect particles of moisture and drain off the accumulated condensate. Employed as a preventative measure against turbine water induction, drip legs can be placed along main steam lines, hot and cold reheats and steam extraction lines.

When do you need drip legs for gas?

Drip legs are only needed if the gas is wet. Most gas is dry, therefore drip legs are not often required. How long does a drip leg need to be? Must be made of a tee fitting with a capped nipple, a minimum of 3 inches in length, in the bottom opening of the run of the tee.

How long does a drip leg need to be?

How long does a drip leg need to be? Must be made of a tee fitting with a capped nipple, a minimum of 3 inches in length, in the bottom opening of the run of the tee. Provide a 90-degree change of direction of gas flow, to help prevent sediment from flowing over the trap.

Where do you put drip leg on gas heater?

Drip legs are basically for catching condensate and moisture in a gas line. A drip leg can be installed anywhere at the low point in the piping system, if there is moisture in the gas to allow for the removal of the condensation. The outlet of the meter is one such location.

Where to put a drip leg or sediment trap?

A drip leg can be installed anywhere at the low point in the piping system if there is moisture in the gas to allow for the removal of the condensation. The outlet of the meter is one such location. A sediment trap usually is installed as close to the appliance as possible.

How big of a drip leg do you need for gas line?

(Dirt and scale from the pipe can enter the gas valve and cause it to malfunction). The inlet gas line must have a minimum length of three (3) inches (7.6 cm) drip leg (sediment trap) installed as close to the water heater’s gas valve as possible.

Where do drip legs need to be installed?

Drip legs are installed to catch moisture that may be in the gas if the local authority consideres the gas to be “wet”, and must be installed at the lowest point in the gas piping where condensate could collect [FONT=Verdana] (IRC G2419.2 Drips) ] ( ). [/FONT]