253046 | Solar Safety Relief Vlv 90# | Caleffi Voltage_115/208 to 230V it features a robust design

it features a robust design for extended longevity

this control board directly manages the operation of your system's blower fan

while the heavy-duty spring ensures a positive locking action

The 1/2-inch clockwise rotation ensures optimal airflow

and a spring-loaded ball that locks the pin in place

253046 | Solar Safety Relief Vlv 90# | Caleffi Voltage_115/208 to 230V it features a robust design**Caleffi Solar Safety Relief Valve 253046** The Caleffi 253046 Solar Safety Relief Valve is designed to protect solar thermal systems from overpressure. It features a 90# pressure rating, ensuring reliable operation in demanding solar applications. **Key Features:** * Safety protection for solar thermal systems * 90# pressure rating for increased reliability * Durable brass construction for corrosion resistance * Compact design for easy installation