ZoneFirst SPRD-12X12 Damper Els PW 17895 and small-scale commercial plumbing setups

and small-scale commercial plumbing setups

This 36-inch thermocouple is rated for a maximum hot junction temperature of 1450°F

For contractors managing high-pressure refrigeration and air conditioning systems

The PopTop mounting design allows for tool-free installation and removal

requiring no external power supply to operate

ZoneFirst SPRD-12X12 Damper Els PW 17895 and small-scale commercial plumbing setupsThe ZoneFirst SPRD 12X12 is a professional grade barometric static pressure regulating damper engineered to maintain system integrity in multi zone residential and commercial HVAC applications. Built from heavy duty 22 gauge galvanized steel, this 12" x 12" rectangular bypass damper utilizes a counter balanced weighted arm to automatically relieve excess static pressure as zone dampers close. By bleeding off excess air, it prevents evaporator coil