Brady automatic air volume control maintains the correct volume of air in a atmospheric pressure tank up to 220 Gallon capacity and is essential to successful water system operation.
For tank size: up to 220 gallons.
Body: Zinc die cast
Diaphragm and seal cap: Buna N elastomers
Spring and orifice: Brass
Maximum Temperature: 140 degrees Fahrenheit
Maximum pressure: 100 PSI
Tank connection: 1/4" FNPT (Female pipe thread)
Suction connection: 1/4 FNPT (Female pipe thread)
Gauge port: 1/4 FNPT (Female pipe thread)
Weight: 2.2 lbs.