CATEGORY
Proco Style 770
Proco Products Check Valves
The Proco ProFlex™ Style 770 and 780 in-line rubber check valves feature many design benefits, including:
All-rubber construction to resist abrasive slurries
NSF 61 standard construction
Ultra-quiet operation, with no water hammer
Unique design to prevent backflow
Negligible maintenance and energy costs
Will not warp or freeze
Quick interchange with any flap type check valve
Available in sizes from 1” to 96”
Available with special ID to suit concrete pipe