G5-G Multi valve fabrication for large diameter CSO and ESO

Check-Flex G5-G Inline Valve

Multi valve fabrication for large diameter CSO and ESO

Explore the 3D model!
Drag to rotate, scroll to zoom, and click the hotspots to discover more.

Vulcanised and reinforced like a tyre for durability

Flexible and wide seal

Flange drilling to match any mating flange

Sizes to fit all pipes

Encapsulated metal with strong single piece design for marine diffuser applications

Nominal Pipe Size

DN100

Ø 99-105mm L: 190mm
Check-Flex G5-S0100

Ø 106-113mm L: 190mm
Check-Flex G5-S0100+G

Ø 114-125mm
Check-Flex G5-RESI-S0125

Ø 126-149mm
Check-Flex G5-S Build to Order

DN150

Ø 150-154mm L: 255mm
Check-Flex G5-S0150

Ø 156-169mm L: 255mm
Check-Flex G5-S0150+G

Ø 170-175mm L: 255mm
Check-Flex G5-S0170

Ø 176-179mm L: 255mm
Check-Flex G5-S0170+G

Ø 180-184mm L: 255mm
Check-Flex G5-S0180

Ø 185-199mm L: 255mm
Check-Flex G5-S0180+G

Ø 200-206mm L: 306mm
Check-Flex G5-S0200

Ø 207-223mm L: 306mm
Check-Flex G5-S0200+G

DN200

Ø 200-206mm L: 306mm
Check-Flex G5-S0200

Ø 207-223mm L: 306mm
Check-Flex G5-S0200+G

DN225

Ø 207-223mm L: 306mm
Check-Flex G5-S0200+G

Ø 224-230mm L: 360mm
Check-Flex G5-S0225

Ø 231-236mm L: 360mm
Check-Flex G5-S0225+G

Ø 237-243mm L: 360mm
Check-Flex G5-S0237

Ø 244-248mm L: 360mm
Check-Flex G5-S0237+G

DN250

Ø 249-255mm L: 370mm
Check-Flex G5-S0250

Ø 256-259mm L: 370mm
Check-Flex G5-S0250+G

Ø 260-265mm L: 370mm
Check-Flex G5-S0260

Ø 266-274mm L: 370mm
Check-Flex G5-S0260+G

Ø 275-282mm L: 440mm
Check-Flex G5-S0275

Ø 283-291mm L: 440mm
Check-Flex G5-S0275+G

Ø 292-298mm L: 460mm
Check-Flex G5-S0292

DN300

Ø 292-298mm L: 460mm
Check-Flex G5-S0292

Ø 298-304mm L: 460mm
Check-Flex G5-S0300

Ø 305-347mm L: 460mm
Check-Flex G5-S0300+G

Ø 348-356mm L: 540mm
Check-Flex G5-S0350

Ø 357-369mm L: 540mm
Check-Flex G5-S0350+G

DN375

Ø 370-380mm L: 560mm
Check-Flex G5-S0375

Ø 381-397mm L: 560mm
Check-Flex G5-S0375+G

DN400

Ø 398-405mm L: 570mm
Check-Flex G5-S0400

Ø 406-444mm L: 570mm
Check-Flex G5-S0400+G

DN450

Ø 445-455mm L: 580mm
Check-Flex G5-S0450

Ø 456-495mm L: 580mm
Check-Flex G5-S0450+G

DN500

Ø 496-506mm L: 720mm
Check-Flex G5-S0500

Ø 507-517mm L: 720mm
Check-Flex G5-S0500+G

DN525

Ø 518-527mm L: 720mm
Check-Flex G5-S0525

Ø 528-564mm L: 720mm
Check-Flex G5-S0525+G

Ø 565-574mm L: 905mm
Check-Flex G5-S0565

Ø 575-594mm L: 905mm
Check-Flex G5-S0565+G

DN600

Ø 595-605mm L: 920mm
Check-Flex G5-S0600

Ø 606-667mm L: 920mm
Check-Flex G5-S0600+G

Ø 668-680mm L: 1100mm
Check-Flex G5-S0675

Ø 681-698mm L: 1100mm
Check-Flex G5-S0675+G

DN675

Ø 668-680mm L: 1100mm
Check-Flex G5-S0675

Ø 681-698mm L: 1100mm
Check-Flex G5-S0675+G

DN700

Ø 699-742mm L: 1100mm
Check-Flex G5-S0700+G

Ø 743-752mm L: 1120mm
Check-Flex G5-S0750

Ø 753-791mm L: 1120mm
Check-Flex G5-S0750+G

DN750

Ø 743-752mm L: 1120mm
Check-Flex G5-S0750

Ø 753-791mm L: 1120mm
Check-Flex G5-S0750+G

DN800

Ø 792-805mm L: 1190mm
Check-Flex G5-S0800

Ø 806-890mm L: 1190mm
Check-Flex G5-S0800+G

DN900

Ø 891-904mm L: 1320mm
Check-Flex G5-S0900

Ø 905-981mm L: 1320mm
Check-Flex G5-S0900+G

DN1000

IØ 982-1002mm L: 1420mm
Check-Flex G5-S1000

Ø 1003-1036mm L: 1420mm
Check-Flex G5-S1000+G

DN1050

Ø 1037-1056mm L: 1540mm
Check-Flex G5-S1050

Ø 1057-1090mm L: 1540mm
Check-Flex G5-S1050+G

DN1100

Ø 1091-1109mm L: 1550mm
Check-Flex G5-S1100

Ø 1110-1188mm L: 1550mm
Check-Flex G5-S1100+G

DN1200

Ø 1189-1220mm L: 1740mm
Check-Flex G5-S1200

DN1300-DN2500

Built to Order

Vulcanised and reinforced like a tyre for durability

Flexible and wide seal

Flange drilling to match any mating flange

Sizes to fit all pipes

Encapsulated metal with strong single piece design for marine diffuser applications

Vulcanised and reinforced like a tyre for durability

Flexible and wide seal

Flange drilling to match any mating flange

Sizes to fit all pipes

Encapsulated metal with strong single piece design for marine diffuser applications

Loem ipsum

Click This Card

This is a clickable card. With the help of variants and interactions, you can click this card to reveal more information on the backside.

Congrats!
You just clicked this card. Here you could add some additional information, images, CTA and more!

Click This Card

This is a clickable card. With the help of variants and interactions, you can click this card to reveal more information on the backside.

Congrats! You just clicked this card. Here you could add some additional information, images, CTA and more!

Click This Card

This is a clickable card. With the help of variants and interactions, you can click this card to reveal more information on the backside.

Congrats! You just clicked this card. Here you could add some additional information, images, CTA and more!

Table displaying model, style, pipe size range, and pipe connection options for various products.

Slide & Seal
G5-S

Black cylinder labeled "check-flex", open at one end.

Flange Connection at Inlet End
G5-Fi

Flange Connection at Discharge End
G5-Fd

Wall Mounted
G5-W

Black Check-Flex pipe with square flange.

80-200mm EN13564-1
G5-RESI-S

Black and grey Check-Flex industrial flow component with a textured top and arrow.

100mm Moulded Vent and Sump Valve
G5M-S

Info

We're your trusted experts!

We have decades of extensive experience with rubber check valve application in demanding Atlantic coastal sites. Get design, CAD drawings, specification, installation and troubleshooting advice.

Model	Style	Pipe Size Range	Pipe Connection
			-S	-C	-W	-F / -Fi / -Fd	-G
G5	Inline Fabricated	80–3000mm	-		-	-	-
G5M	Inline Moulded	100–150mm	-
G5-RESI	Inline EN13564-1	80–200mm	-
G4	Duckbill Fabricated	100–2400mm	-	-	-	-	-
G3	Duckbill Fabricated	100–2400mm	-	-	-	-	-
G3M	Duckbill Moulded	100–150mm	-
G2	Inline Duckbill Fabricated	50–300mm				-