Watts FP53L 1/2" Thermal Expansion Relief Valve

The Watts FP53L 1/2" Pressure Relief Valve, is a high-performance safety equipment used to guard the HVAC systems from a build-up of pressure. Designed for hydronic heating systems, boilers and other pressurized HVAC equipment, it self-opens at a pre-set pressure to expel excess fluid, protecting the equipment against damage and keeping the system operating safely. Its sturdy construction allows it to be corrosion resistant, durable and hence suitable for use in both residential and light commercial HVAC system applications. This increases the life of the system and helps one comply with the regulations. Easy to install and efficient in performance, this valve helps in ensuring pressure stability and protecting HVAC infrastructure from looming over-pressure threats.