The duckbill valve does not have any movable components and is a flexible rubber check valve. It has the function of odor barrier and prevention of sewage backflow in sewage discharge systems, rainwater discharge systems, underground parking lot drainage systems, etc., which can prevent floods and sewage from flowing back into the basement or municipal administration pipeline.
Type
Nominal diameterof pipe
Length
Height
External diameterof flange
XH8150-125-X
50
125
47
150
XH8180-175-X
80
175
72
200
XH81100-225-X
100
225
97
225
XH81150-320-X
150
320
47
275
XH81200-375-X
200
375
197
338
XH8125-475-X
250
475
247
400
XH81300-560-X
300
560
297
485
XH81350-625-X
350
625
344
525
XH81400-700-X
400
700
394
588
XH81450-780-X
450
780
444
625
XH81500-880-X
500
880
494
688
XH81600-1000-X
600
1000
494
800
XH81700-1000-X
700
1100
694
969
XH81800-1260-X
800
1260
794
1080
XH81900-1400-X
900
1400
894
1150
XH811000-1520-X
1000
1520
988
1250
XH811200-1725-X
1200
1725
1188
1485
*Data is provided for reference only, consult the factory for more designs.
Company Information
Packaging & Shipping
FAQ
Q : Are you trading company or manufacturer?
A: We are manufacturer of flange, expansion joint,rubber joint, bellow, dismantling joint, dresser coupling, lift check valve,flange adapter and flange with more than 16-year experience.
Q: Do you have products catalog?
A: Yes, we have. Please tell me your email or instant messager , we will send our catalog.
Q: Can you provide drawings and technical data?
A: Yes, our professional technical department will design and provide drawings and technical data.
Q: Do you provide samples? Is it free or charged?
A: Yes, we can offer sample free but shipping charges covered by customer.
Q: Do you accept small quantity order?
A: Of course we do.
Q: Can the products be manufacture by customer's requirement?
A: Yes, the specifications stated above are the standard ones, we can design and manufacture as requirement.
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