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Waterproof NEMA *enclosure-only*

Perfect size to fit various radon alarms, pressure gauges, and/or u tube manometer (sold separately).  Fits PDS U Tube, Obar Radon Alarm or RSA1 Radon alarm in our testing.  Also fits minihelic gauge.  Some cutting or customization required by contractor.

Radon codes require a system indicator and audible radon alarm

***enclosure only.  U tube, minihelic, radon fans, and alarms sold separately.  Check temperature ranges on manometers.  For cold weather climates use a Mark II manometer