Check-Flex G3-C Duckbill Check Valve

Duckbill valve for concrete pipe

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Nominal Pipe Size

Check-Flex G3-C0450
ID: 570-590mm
L: 945mm
H: 828mm
W: 200mm
Check-Flex G3-C0525
ID: 670-690mm
L: 1106mm
H: 964mm
W: 200mm
Check-Flex G3-C0600
ID: 770-790mm
L: 1198mm
H: 1151mm
W: 200mm
ICheck-Flex G3-C0675
ID: 810-850mm
L: 1334mm
H: 1254mm
W: 250mm
Check-Flex G3-C0750
ID: 910-940mm
L: 1334mm
H: 1254mm
W: 250mm
Check-Flex G3-C0900
ID: 1040-1090mm
L: 1619mm
H: 1512mm
W: 250mm
Check-Flex G3-C1050
ID: 1230-1280mm
L: 1720mm
H: 1725mm
W: 300mm
Check-Flex G3-C1200
ID: 1440-1490mm
L: 1910mm
H: 1935mm
W: 300mm
Check-Flex G3-C1350
ID: 1540-1590mm
L: 2060mm
H: 2140mm
W: 300mm
Check-Flex G3-C1500
ID: 1740-1790mm
L: 2239mm
H: 2170mm
W: 300mm
Table displaying model, style, pipe size range, and pipe connection options for various products.
ModelStylePipe Size RangePipe Connection
-S-C-W-F / -Fi / -Fd-G
G5Inline Fabricated80–3000mm----
G5MInline Moulded100–150mm-
G5-RESIInline EN13564-180–200mm-
G4Duckbill Fabricated100–2400mm-----
G3Duckbill Fabricated100–2400mm-----
G3MDuckbill Moulded100–150mm-
G2Inline Duckbill Fabricated50–300mm-