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Precise Flow Control with High-Quality PP Valves - Your Partner for Efficient Processes

Discover a wide range of high-quality PP flow control valves for various applications. These valves are known for their robust construction and flexible connection options. With numerous choices available, they can be tailored to meet your specific requirements. Here are some features and benefits of these versatile flow control valves:

Material and Construction: The flow control valves are made of PP (Polypropylene), a durable and chemical-resistant material. Therefore, they are ideal for use in demanding environments. The valves are carefully designed to ensure reliable performance and long service life.

Flexible Connection Options: PP flow control valves offer a variety of connection options that can be adapted to different pipe sizes and systems. From threaded connections and flange connections to welded connections, you have the flexibility to choose the appropriate option for your specific needs.

Versatile Options: These flow control valves can be equipped with various options to meet your requirements. These may include additional sampling valves, ball valves, grounding connections, and more. You can configure the valves according to your individual needs.

Wide Range of Applications: PP flow control valves are used in various industries and applications. They find applications in the chemical industry, food processing, water treatment, pharmaceutical and biotechnology, and many other fields. They enable precise and reliable flow control in your processes.

Kwerk GmbH - Your B2B Portal for Flow Control Valves: As a leading provider, Kwerk GmbH offers an extensive range of high-quality PP flow control valves. By using their B2B portal, you gain access to a wide range of products, easy order processing, and reliable customer service. Rely on Kwerk GmbH’s many years of experience and technical expertise to find the right flow control valves for your applications.

Optimize your processes with high-quality PP flow control valves and benefit from flexible connection options and features. Visit the B2B portal of Kwerk GmbH to learn more about the available flow control valves and place your order. Enhance the efficiency of your systems with top-notch PP flow control valves from Kwerk GmbH.

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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 screw caps DN 150/DN 200
IBC adapters out of PE
IBC adapters out of PP

Attachment parts for tank construction

Vapor separators
CO2 - absorbes
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

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


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

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