Pipe Systems  >  PVC U Pipe Systems  >  PVC U Valves  >  PVC U Check Valve


Overview categories   Overview all products   Custom plastic pipe   Leftovers
male ends/EPDM  

male ends/EPDM


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  male ends/FPM  

male ends/FPM


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  flange/EPDM  

flange/EPDM


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flange/FPM  

flange/FPM


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  female union ends/EPDM  

female union ends/EPDM


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  female union ends/FPM  

female union ends/FPM


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threaded female union ends/EPDM  

threaded female union ends/EPDM


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  PE100 male union end/EPDM  

PE100 male union end/EPDM


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  PE100 male union end/FPM  

PE100 male union end/FPM


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threaded female end/EPDM > d 75 mm  

threaded female end/EPDM > d 75 mm


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  threaded female end/FPM > d 75 mm  

threaded female end/FPM > d 75 mm


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Kwerk GmbH - Your Reliable Partner for Premium PVC U Valves from FIP Italy in Europe



 
Welcome to Kwerk GmbH - your leading provider of high-quality PVC U valves from FIP Italy in Europe.

As a longstanding strong partner of FIP Italy, we are proud to offer you a comprehensive selection of premium PVC U valves. Our range includes a variety of products specifically designed to meet the requirements of pipeline systems. With our expertise and commitment to quality and customer satisfaction, we strive to provide you with the best solutions for your individual applications.

Our PVC U laboratory valves are specially designed for use in laboratory environments. They are characterized by precise flow control, chemical resistance, and long lifespan. FIP’s angle seat valves offer reliable sealing and easy operation, making them ideal for applications that require precise flow control.

FIP’s PVC U check valves prevent the undesired backflow of media and ensure smooth media flow in one direction. With their robust constructions and reliable sealing, they are an excellent choice for various applications.

Our PVC U pressure relief valves enable precise control of pressure in pipeline systems. They ensure a constant pressure and offer easy handling. FIP’s PVC U ball check valves provide one-way flow and effectively prevent the backflow of media. They are known for their reliable sealing and quick response.

FIP’s venting valves allow efficient air venting in pipeline systems, while our PVC U foot valves ensure one-way media flow and prevent backflow into the pump. Our PVC U air release valves provide effective ventilation of pipeline systems, ensuring smooth operation.

Kwerk GmbH takes pride in being a longstanding strong partner of FIP Italy. We are one of the largest providers of PVC U valves in Europe, known for our quality, reliability, and top-notch customer service. As an authorized online retailer, we offer you access to a wide range of FIP products that meet the highest quality standards.

Trust in the expertise and experience of Kwerk GmbH when it comes to high-quality PVC U valves from FIP Italy. Visit our B2B portal or contact our team to get more information, receive personalized consultation, or obtain tailor-made offers. We look forward to providing you with the best solutions for your pipeline systems and meeting your requirements.


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Plastic pipe systems


Overview of plastic pipe systems
Technical information on ABS pipe systems
Technical information on PVC  U pipe systems
Technical information on PVC  U transparent pipe systems
Technical information on PVC  C pipe systems
Technical information on PP pipe systems
Technical information on PP-R pipe systems
Technical information on PE pipe systems
Technical information on PVDF pipe systems

Chemiedur - pipe


Technical information on UP-GF (FRP) pipe systems
UP-GF (FRP) pipes
UP-GF (FRP) molded parts and connection
UP-GF-PP (FRP) molded parts and connection
UP-GF (FRP) adhesive collars
UP-GF (FRP) loose flanges
Pot Strainer DN 200 - DN 500 Inliner PP/FRP Coated
Pot Strainer DN 200 - DN 500 Inliner FRP/CBL Coated
Angle Seat Strainer DN 200 - DN 400 Inliner FRP/CBL Coated
Manhole mad of FRP and PP/FRP

Plastic pipes


Calculator for cutting pipes
Guidelines for sawing plastic pipe
Leftovers in plastic pipe
Standardization of plastic pipes and molded parts
PVC U pipes deviations
Pressure loss in pipe systems out of PVC U, PVC C and ABS pipe systems
Distinction between Rp, R and G threads
Screw lengths for flange connections

Plastic fittings


PVC U transparent ball valves
Diaphragm valves
Block valves
Butterfly valves
Plastic needle valves

 

Plastic Valves according to ATEX


New EU guideline 2014/34/EU
Plastic Valves in EX zones
Y-Strainers PP-EL DN 15 - DN 50
Check valves PP-EL DN 15 - DN 50
Angle seat valves PP-EL DN 15 - DN 50

Bonding of plastic pipes


Bonding manual
Video showing the bonding of pipes

Plastic welding


Guidelines for extrusion welding


Grids / support grids


GFK grids
Grids out of PP -el electrically conductive
Profile support grids out of PP -el electrically conductive


Molded ventilation parts


Ventilation technology


Chemical hose


PVC transparent hose with fabric inlay


Industrial tanks and chemical containers


Dosing tanks and outer containers 35 – 1000 Liter
Salt dissolving tanks 60 -5000 Liter
Storage tanks and vats
Storage tanks for water
Safety and collecting troughs
Industrial tank delivery program
Dosing tanks with agitator
Dosing tank agitators
Dosing tanks with attachments
Dosing tanks made of sheet material
Customized chemical containers
Dosing tanks with level indicators



 

IBC TANKS/CONTAINERS


IBC screw caps DN 150/DN 200
IBC adapters out of PE
IBC adapters out of PP
MULTI FLEX BLOCK for IBC BULK CONTAINER


Attachment parts for tank construction


Vapor separators
CO2 - absorbes
Manholes
Revision nozzles
Block flange

Filter housings and filter cartridges


PENTEK 3G Slime Line filter housings
PENTEK 3G Standard filter housings
PENTEK Big Blue filter housings
PENTEK PP high temperature filter housings
PENTEK PP all nature filter housings
PENTEK filter bags for Big Blue filter housings
PENTEK surface filter cartridges
PENTEK filter cartridges for depth filtration
PENTEK filter cartridges with activated carbon
CINTROPUR filter systems
CINTROPUR water filters

Flange configurator


Blind flanges, loose flanges,  rectangular flanges

Chemical resistance


Table of chemical resistance for plastic pipe systems
 

Machined plastic parts


Inserts
Screw-in parts
Threaded fittings
Screw fittings

Milled plastic parts


Loose flanges and blind flanges made of sheet material

Static mixers


Static mixers made of plastic

Strainers


Single-type and double-type strainers
Pot strainer DN 300
Angle seat strainer DN 500


Flow meters


Variable area flow meters
Configuration tool for flow meters

Filter presses


Laboratory filter presses

Injection molded parts


Scraper made of PE for filter press

Kwerk Practice Blog


The Kwerk team blogs from the field here



Partnership at the highest level.



 
         
 
 
 
 
       
 
         
 
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