Where do I need a drip leg on a gas line?

Where do I need a drip leg on 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. Sediment traps are usually installed very close to the water heater or furnace valve.

Does gas stove need drip leg?

Gas stoves or cook tops or fireplaces for instance are not required to have them. The purpose of a sediment trap is to prevent any sediment that may be in a gas supply line from entering into the controls of a heater or water heater.

How do drip legs work?

Drip Legs: The properly sized drip leg acts as a separator by providing an increase in flow area, which slows the steam flow down allowing the condensate to drop out. This is important during operation as well as start-up. On start-up cold piping causes steam to collapse and pressure to drop.

Why do you need a sediment trap on my gas line?

It is actually a very useful component of the gas line known as a sediment trap. Sediment traps installed at gas appliances are used to help catch any sediment or debris that may be present in the gas line and prevent it from entering the appliance and possibly damaging it.

What is the purpose of a drip leg?

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 all gas appliances need a drip leg?

According to the 2016 California Plumbing Code (CPC), sediment traps are required for all gas appliances except: illuminating appliances, ranges, clothes dryers, decorative appliances for installation in vented fireplaces, gas fireplaces, and outdoor grills. Those are quite a few exceptions.

How long does a gas 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.

What does drip leg mean?

Drip legs (technically call just a “drip”) are installed to collect condensation in a gas piping system, so they are installed in a low point to prevent condensation from running back into the gas meter.

What is drip leg drain?

– Shavo’s fully Automatic Drip-leg Drain provides facility for collecting and piping away liquids. – Threaded bowls permits easy disassembly without removal form the airline. – Vent Valve enables pressure to be exhausted before routine maintenance is carried out.

How long does a drip leg need to be?

The basic requirements for sediment traps: 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.

What appliances need a drip leg?

According to the 2016 California Plumbing Code (CPC), sediment traps are required for all gas appliances except: illuminating appliances, ranges, clothes dryers, decorative appliances for installation in vented fireplaces, gas fireplaces, and outdoor grills.

Why do you need a drip leg for gas piping?

The drip leg serves as an area within the fuel piping system to protect your appliances and regulators from damage. It is a very simple and necessary component of fuel piping installation. The drip leg requirements are the same for both natural gas and propane.

What is the purpose of a drip leg on a water heater?

Home » Plumbing » Water Heater » Sediment Trap and Drip Leg on Water Heaters: Purpose and Proper Installation. 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.

Where are the drip legs on a gas stove?

Drip Legs are vertical piping pockets located along the steam main pipe where condensate is collected for the purpose of draining from the system. ANSI/FCI Standard 13-1: Determining Condensate Loads to Size Steam Traps refers to a Drip Leg as a Drip Point.

Where is a drip leg or sediment trap installed?

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. Submitted by Ray Thornburg on Wed, 06/06/2012 – 08:42