Filter  >  Water filter  >  CF water filter for depth filtration

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Kwerk GmbH - Your Reliable Partner for Efficient Deep Filtration with Filter Cartridges

Deep filtration with filter cartridges is an extremely effective method for liquid filtration in various industries. This process involves the use of specialized filter cartridges to ensure thorough and efficient removal of impurities. As a leading B2B platform for high-quality filtration products and solutions, Kwerk GmbH offers a wide range of deep filtration products and systems.

The filter cartridges used in deep filtration are made of high-quality materials such as polypropylene or glass fibers. They feature a tight pore structure that effectively retains impurities of various sizes. Deep filtration with filter cartridges is ideal for removing particles, dirt, sediments, and other impurities from liquids.

Thanks to the B2B platform provided by Kwerk GmbH, companies have access to a variety of high-quality filter cartridges and deep filtration solutions. As a leading B2B platform for filtration products, Kwerk GmbH offers an extensive selection of filter cartridges in various materials, sizes, and filtration levels. On the platform, companies can find the right products to meet their specific application requirements.

Our deep filtration products, available on the B2B platform of Kwerk GmbH, are used in various industries and applications. These include the food and beverage industry, chemical and pharmaceutical industry, water treatment, and many other areas where reliable and effective liquid filtration is required.


The B2B platform of Kwerk GmbH provides companies with a convenient and reliable way to purchase high-quality deep filtration products. Companies can select, order, and conveniently have the filter cartridges and deep filtration solutions delivered directly through the platform. With a wide range of products and a user-friendly platform, Kwerk GmbH facilitates access to high-quality deep filtration products.

Rely on the expertise of the B2B platform provided by Kwerk GmbH to achieve effective filtration with filter cartridges. Through collaboration with various renowned manufacturers and suppliers, Kwerk GmbH ensures that companies receive high-quality products that meet their requirements.

Note: When installing and using deep filtration systems with filter cartridges, it is important to comply with the relevant regulations and application guidelines to ensure safe and efficient filtration.

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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
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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
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Distinction between Rp, R and G threads
Screw lengths for flange connections

Plastic fittings

PVC U transparent ball valves
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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
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Industrial tank delivery program
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IBC screw caps DN 150/DN 200
IBC adapters out of PE
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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

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Table of chemical resistance for plastic pipe systems

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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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