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sewage backflow preventer

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Total 203 products from sewage backflow preventer Manufactures & Suppliers
Cheap Automaitc Duckbill Check Valve Backflow Prevention Flexible Muff Coupling Slow Closing for sale


Model Number:XH

Place of Origin:China

...Backflow Prevention Rubber Duckbill Valves Rubber Duckbill Valves is a very reliable and cost effective check valve compare ...

Shanghai Songjiang Jingning Shock Absorber Co.,Ltd.
Verified Supplier


Cheap Ball Type  Stainless Steel Foot Valve 2 Inch / 4 Inch For Sewage DN15 ~ DN300 for sale

Brand Name:OEM

Model Number:H42X

Place of Origin:Shanghai , China

Stainless Steel Foot Valve / Bottom Valve Flange End or Thread Connect Material Body Cast iron/Ductile iron Disc Cast iron/Ductile iron Disc ring iron with NBR seal Spring Stainless steel/Steel with zinc Screen Stainless steel / Steel zinc plated Design ...

Shanghai kangquan Valve Co. Ltd.
Verified Supplier


Cheap EPOXY Coated Swing Flex Check Valve For General Water Supply / Sewage System for sale

Brand Name:AFC

Model Number:RDCV

Place of Origin:China

... in the forward direction, and returns to valve-seat when upstream flow is stopped, to prevent backflow. It is under ductile iron construction. Ductile iron provides greater

Suzhou Alpine Flow Control Co., Ltd
Verified Supplier


Cheap Rubber Duckbill Check Valve Corrosion Resistant With Stainless Steel Clamps Ends for sale

Brand Name:TongJiang

Model Number:Duckbill Valves

Place of Origin:CHINA

... PRODUCT INTRODUCTION 1. Description Duckbill Valves have low headloss and achieve the tightest possible seal for backflow operations, particularly at low flow rates. The flexibility of the Duckbill Valve allows the valve...

Zhejiang TongJiang Holdings Company
Verified Supplier


Cheap Membrane Air Oxygen Fine Bubble Membrane Air Diffuser  Aquaculture And Water Treatment for sale

Brand Name:HOLLY

Model Number:HLBQ

Place of Origin:China

... Bubble Membrane Air Oxygen Diffuser For Aquaculture And Water Treatment Excellent backflow prevention function The backsplash is equipped with a valve to avoid backflow when air transmission is interrupted. Allows the pores to close...

Yixing Holly Technology Co., Ltd.
Verified Supplier


Cheap Backflow Prevention Rubber Duckbill Valves for sale

Categories:duckbill valve



... 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. Backflow Prevention Rubber Duckbill...

Henan Wonder Environmental Technology Co. Ltd
Active Member


Cheap Backflow Prevention Rubber Check Valves for sale

Place of Origin:China

Brand Name:Liwei

Model Number:XF-T

1. Product introduction 1, Specially Supplied For Power Plant Rubber Check Valve is a new water supply and drainage valve with full rubber structure, duck-mouthed appearance and functions of positive flow-in and reserve cut-off. 2, Specially Supplied For ...

Henan Liwei industry Co.Ltd.
Active Member


Cheap Rubber Sewage Check Valve for sale

Categories:Flanged Check Valve

Telephone:0371 -64393352 64580820


... leaks, prevent backflow, back pressure the greater the effect the better: 4 anti-corrosion, anti-aging, deformation, adaptability, long life; 5 sizes a wide range of nominal diameters DN50 to DN3000. Scope of the sewage check...

Gong Yi chang Wang drainage Material Factory
ICP Remarked Supplier

Cheap valve series Manual knife sewage valve for sale

Categories:Stainless Steel Knife Gate Valve

Telephone:0086-25-86662541 83220381,0086-595-86150195


Nanjing Chuanwei Valve CO., LTD belongs to High pressure valve plant in sichuan province. Product quality 3 packets of system are exported to all over the world, to three years to obtain the recognition from all walks of life both at home and abroad.For ...

Nanjing Chuanwei Valve CO., LTD
ICP Remarked Supplier

Cheap Hygienic Inox Beverage Plate Frame Filter Filter Press for Wine for sale

Brand Name:ACE

Model Number:ACE-JLG-N8

Place of Origin:China

Hygienic Inox Beverage Plate Frame Filter Production overview The filter board and filter frame of this kind of stainless steel plate and frame filter press machine all adopt stainless steel material; sealing material is white silicone rubber, temperature...

Wenzhou Ace Machienry Co., LTD
Site Member


Cheap Lanphan Clamp Connection Rubber Check Valve with competitive price for sale

Brand Name:Lanphan

Model Number:XF

Place of Origin:Zhengzhou, Henan, China

Clamp connection rubber check valve’s diameter gradually reduce along flow direction, and gradually forming a duckbill shape sealing parts, so it is also called clamp type rubber duckbill valve. It adopt clamp to connect and fasten, assembling is more ...

Henan Lanphan Industry Co. Ltd
Active Member


Cheap Portable Ozone Generator CE Certificate for sale

Brand Name:FLYGOO

Model Number:FG-H

Place of Origin:China

Item Unit FG-H Ozone Output g/hr 2 3 Power w 45 60 Electric VAC/Hz 220~240/50~60 110/50~60 Ozone Concentration g/m3 Oxygen supply:50~ 100 Air supply:16~30 Size(L*W*H) mm 220*170*450 Weight kg 5 5.5 Water Cooling System m3/h / Gas Feed / Oxygen or dry ...

Flygoo Eco-Technologies (Guangzhou) Co., Ltd.
Active Member


Cheap ductile iron Rolling ball Check Valve for sale

Brand Name:Shengfeng

Model Number:HQ41X

Place of Origin:China

ball check check valve pictures: Product Presentation: HQ41 Sliding Path Roller Type Check Valve uses the rubber covered roller as the disc, when, under the action of the medium, can roll up and down along with the integral sliding path inside the valve ...

Botou Shengfeng Auto-Control Valve Co.,LTD
Active Member


Cheap FRP Flap Valve for sale

Categories:Sewage Treatment Plants



... scope: water conservancy system, municipal wastewater, flood control works, sewage treatment plant, and waterworks and so on. 3. Features and Benefit: a. Reliable backflow prevention b. Smart design eliminates maintenance c. Corrosion resistant will not...

Hebei Hengli FRP Co., Ltd.
ICP Remarked Supplier


Cheap Duck Valve Storm Sewer Check Valve for sale

Categories:Welded Stainless Steel Pipe



... prevent flood and sewage backflow into the street sewers and basements, avoiding major losses, preventing flooding from flowing into the sewage treatment plant and draining pumping station when the water level rises; preventing the spread of sewage...

Allto Pipeline Equipment Co., Ltd.
ICP Remarked Supplier

Cheap Flexible Customized Duckbill Rubber Check Valve (XF) for sale

Place of Origin:China

Brand Name:LIWEI

Model Number:AS your request

...-piece, elastomeric components that act as backflow prevention devices or one-way valves or check valves. They have elastomeric lips in the shape of a duckbill which prevent backflow and allow forward flow. The main...

Henan Liwei Industry Co.,Ltd
Active Member


Cheap HDPE Flap Valve for sale

Categories:Cast Iron Gate Valve

Telephone:+86 371 60388868,67653299


... Benefit HDPE material Wide supply range(100mm to 3000mm or larger), customized designs available Reliable backflow prevention Smart design eliminates maintenance Corrosion resistant, will not warp or freeze open or shut No...

ICP Remarked Supplier

Cheap H47, H47H, H47XF, HDH47X buffer type butterfly valve for sale

Categories:Butterfly Valve


... HH44X Micro Slow Close Check Valve HH47X butterfly valve buffer FA49H explosion wave valve HS41X backflow prevention device Micro Slow Close Check Valve DRVZ-II-type Silent Check Valve HQ41X chute ball...

Shanghai Outelai Valve Machinery CO.,LTD
ICP Remarked Supplier

Cheap Positive Displacement Blowers for oil-free air and gas conveying for sale

Place of Origin:China

Brand Name:oasis

Model Number:LZSR200

... widely used in many fields, especially inwastewater treatment,fishery ,hatchery plant, paper industry,biogas industry,sewage water treatment, gas transportation, Pneumatic transport, vacuum packing, aquacultur

Zhangqiu Oasis Machinery Co.,ltd
Active Member


Cheap flap valve for sale

Categories:Cast Iron Gate Valve



..., HDPE for select Wide supply range(100mm to 3000mm or larger), customized designs available Reliable backflow prevention Smart design eliminates maintenance Corrosion resistant, will not warp or freeze open or shut No...

chinavalvesale company
ICP Remarked Supplier

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