reaching optimal temperature within 17 seconds for consistent light-offs and reduced ignition delays

20" WC threshold

Constructed for longevity in demanding environments

or hunting during pneumatic control signals

maintaining factory-spec efficiency

Watts 0556004 Valve Els PW 17895 reaching optimal temperature within 17The Watts 0556004 (Model LLL100XL 150) is a specialized 3 4" Temperature and Pressure Relief Valve designed specifically for modern high efficiency water heaters and storage tanks. For technicians dealing with the "thick insulation" challenge, this model features an extra extended shank that accommodates up to 3 inches of tank insulation, effectively eliminating the need for additional extension nipples that can compromise seal integrity. This lead