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providing a reliable safety limit for residential and commercial hot water boilers
Can I replace this insert while the system is under pressure
The internal seals are rated for a maximum of 60% glycol or antifreeze solutions
Structural Integrity: Durable steel construction prevents cabinet rattling and housing deformation under high thermal loads
EWC Controls URD-8 Damper 321142-301 providing a reliable safety limitThe EWC Controls URD 8 Damper is a professional grade 8 inch round motorized zone damper designed for high performance airflow management in residential and light commercial HVAC zone control systems. Constructed from heavy 24 gauge galvanized steel with factory rolled stiffening beads, this single blade damper is engineered to withstand static pressures up to 1. 5 in WC. It features an integrated Poron sealing gasket and a double layered blade design
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