Ductile Iron Non-Surge Check Valve (4 inches and Smaller)
LF940GD-04 (Globe) and LF940AD-04-19 (Angle) Series is designed to control pipeline surges caused by flow reversal by slowly opening and closing at separate adjustable rates.
- Valve closes when downstream pressure is greater than upstream pressure
- Valve opens when upstream pressure is greater than downstream pressure
- Opening and closing speeds are separately adjustable
- Controls pipeline surges caused by flow reversal by slowly opening and closing at separate adjustable rates
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Select options below to identify the UPC, Order Code, and Repair Kit for a specific LF940GD-04