Zhengzhou Bihe Trade Co., Ltd.
Main products:rubber joint,pipe fitting,flange
Contact Us
  • Contact Person : Ms. Wei yoyo
  • Company Name : Zhengzhou Bihe Trade Co., Ltd.
  • Tel : 86-0371-15138973853
  • Fax : 86-0371-68271757
  • Address : Henan,zhengzhou,NO817 room futian square hanghaizhongzhou Road zhengzhou China
  • Country/Region : China
  • Zip : 475000

cost-effective rubber duckbill valves

cost-effective rubber duckbill valves
Product Detailed
rubber duckbill valves anti-aging rubber duckbill valves is convenience to install shape:duckbill

rubber duckbill valves 

rubber duckbill valves is a new water supply and drainage valve with full rubber structure. rubber duckbill valves is used widely in various drainage exit to prevent from pouring backward and flowing backward in city planning, water conservancy and sewage disposal etc. rubber duckbill valves is the ideal product to replace flap valve.

rubber duckbill valves features:

The advantage of rubber duckbill valves is specially marked in comparison with traditional flap valve.

Open and close automatically in security and reliability according to hydraulic difference without noise and in no need of operator and maintenance.Positive start has little water resistance and start-up pressure and the flow can be adjust naturally according to hydraulic pressure.Reserve cut-off has good seal without leakage to prevent from flowing backward. The back pressure is higher and the effect is better.Anticorrosion, prevent aging, strong applicability and long use life.Wide size scope, nominal diameter of DN50-2400.

Advantage of rubber duckbill valves:

1.100% full rubber structure to meet a variety of anti-corrosion requirements (based on actual demand, choice of different rubber materials).

2, non-blocking, sealing well.

3, long life, trouble-free, maintenance-free.

4, no moving parts and mechanical parts, no electrical and manual operation, no noise.

5, the opening pressure is small, greater than 0.01 m of head can be turned on.

6, the general conditions, the head loss can be reduced to minimal levels.

7, can transform a variety of installation to meet customer needs.

8, ease of installation, low cost, running cost is small.


Two types: XH41 flanged type and XH81 slip-on type

Size: DN50-DN2400


slip on type and flange type

manufacture process:


Excellent performance ad wide application scope Applicable for sewage system Applicable for discharge system Applicable for dyke discharge Applicable for the drainage of airport and freeway Applicable for sewer discharge

our advantage:

1) We can produce the cargos according to customers’ drawings

2) ISO9000:2000 verified

3) Better quality and competitive price

4) Min. order 1 piece

5) Reply your email within 24hours

6) offer customed service

cost-effective rubber duckbill valves

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