Use a food-grade

What gases are compatible with this Maxitrol model

The Schneider Electric (Erie) VS2211 Valve Body is a robust

While it features a universal bracket

or 250V unit

Cleveland Control AFS-228-121 Switch Use a food-gradeThe Cleveland Controls AFS 228 121 is a professional grade adjustable air pressure switch designed as a general purpose proving switch for high demand HVACR and energy management systems. This field adjustable unit features a broad operating range of . 05" to 12. 0" w. c., providing technicians the flexibility to sense positive, negative, or differential air pressure across filters, coils, and fans. Engineered with a robust SPDT contact arrangement