etc are used to regulate natural gas
propane in heating systems. These goods
are vary in capacity (cubic ft of gas),
outlet size, and type (standing pilot,
slow opening, and step opening).
and controls must match the heating
system's fuel type.
Liquid propane and
natural gas conversion kits are available
if the valve must
be converted to meet a
After the system
type is verified, the system's capacity must be
Whether a normally open or
gas valve is selected depends
on the expected usage frequency
of the valve and controls.