Important Features:

• Body materials - PVC - Polypropylene or PVDF
• Diaphragm materials - Viton - EPDM
• Normally closed (spring to close, air to open)
• No pistons, springs or O-Rings in solutions
• Top Entry
• Type 30 - maximum line pressure 30 PSI, minimum air to open valve 40 PSI
• Type 60 - maximum line pressure 60 PSI, minimum air to open valve 80 PSI

"Fail-Safe" Diaphragm Air Valves Size Pressure Material 1/2" 30 PSI PVC 1/2" 60 PSI PVC 1/2" 30 PSI POLYPRO1 1/2" 60 PSI POLYPRO1 1/2" 30 PSI PVDF2 1/2" 60 PSI PVDF2	Dimensions Size A B C D 1/2" 1.125 3.00 1.125 3.80