Additional information
Variant
Sizes above DN300 are supplied without lever, counterweight, and protective cover
Swing Check Valve
The Duvalco Swing Check Valve is designed for efficient backflow prevention in water supply systems, delivering reliable performance and durability. Manufactured from high-grade ductile iron, it meets stringent international standards for potable water applications.
Design standard
BS 5153
Face-to-face dimensions
EN 558, Table 2, Series 10
Flange connection
EN 1092-2, PN10/PN16
Working pressure
Up to 16 bar
Working temperature
0°C to 80°C
Size range
DN50 to DN300
Supplied with lever, counterweight, and protective cover
High-strength ductile iron for durability and longevity
All materials in contact with water
comply with BS 6920
Hydraulic testing
conducted in accordance with EN 12266-1
