It s basically a trap for moisture and sediment.
Water heater sediment trap california.
2010 cpc 1212 7 commentary.
A sediment trap and a drip leg are often considered one in the same but not by the code.
It is a pipe that looks like a t and is intended to catch debris and moisture in your gas line.
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.
A sediment trap is required at water heaters.
Most water heaters do not have a sediment trap in them.
Sediment trap the sediment trap is a new code requirement for water heaters.
See attached figure on page 4 for an acceptable sediment trap design.
T p valve the temperature and pressure relief valve is an important safety device which goes off when your tank exceeds 210 degrees fahrenheit or 150 psi.
Sediment trap cpc 1211 8 a sediment trap shall be installed on the gas line downstream of the appliance shut off valve as close to inlet of the equipment as practical and upstream of the flex connector.
The utility companies can accid.
Manufacturer s recommendations shall be followed.
A sediment trap is required per cpc section 1212 9.
Sediment traps are intentionally installed to help prevent sediment in the gas piping from getting into the gas valve or burner area of an appliance and fouling things up.
A drip simply needs to allow gravity to collect the liquid in the low spots.
When replacing a storage tank water heater with a tankless water heater the gas line connected to the water heater and the pipe size of each section to the water heater shall be sized to meet the increased btu demand rating.
These traps prevent sediment and moisture from entering the firing chamber.
Electric water heaters cees 150 2 b 1giid electric water heaters are allowed as long as they are an electric heat pump type and have a minimum energy factor of 2 80.
The sediment trap shall be either a tee fitting with a capped nipple in the bottom outlet as illustrated on page 5 or other device recog nized as an effective sediment trap.
The photo below shows 18.
A drip is only required when wet gas gas with a small amount of liquid present exists.