Watts® 0556000 LF100XL Relief Valve, 3/4 in, MNPT x FNPT, 150-210 psi, Copper Alloy Body, 105,000 Btu/Hr

Item Features

• Extension thermostat with thermo-bonded coating
• Stainless steel spring
• Thermostat is accurate and proven exclusively designed and manufactured by WATTS®
• Maximum system operating pressure must not exceed 75% of valve set pressure
• The wetted surface of this product contacted by consumable water contains less than one quarter of one percent (0.25%) of lead by weight
• 105,000 BTU/Hr