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PVC saddle 45°  

PVC saddle 45°


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  PE saddle 45°  

PE saddle 45°


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  PP saddle 45°  

PP saddle 45°


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PPs saddle 45°  

PPs saddle 45°


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Efficient Ventilation Molded Parts Made of Plastic - Quality You Can Breathe.







 

Discover a wide range of high-quality ventilation molded parts made of plastic at Kwerk GmbH. As a proud partner of HOKA, we offer PVC-U, PPs, PPs-EL, PP-H, PE-HD, and PVDF ventilation molded parts in various designs and dimensions. Our products are particularly used in corrosion-resistant extraction systems in the chemical industry, electroplating industry, paper and food industry, as well as laboratory facilities.

As a leading supplier of ventilation molded parts on our B2B platform Kwerk.de, we provide you with access to a comprehensive selection of over 8000 molded parts, fittings, and devices for ventilation technology. From pipe bends and tees to flanges and cleaning openings - we have the right ventilation molded part for your requirements. Through our close collaboration with HOKA, we can also offer customized solutions tailored to your processes and application areas.

Our ventilation molded parts are manufactured to the highest quality standards and are characterized by reliable processing and assembly. We use modern bonding and welding techniques to ensure a robust and durable connection. In addition to our standard products, we also offer practical plug-in systems in various dimensional ranges and materials to provide you with maximum flexibility.

For optimal flow rate control, we offer a wide selection of ventilation molded parts such as dampers, cuffs, silencers, rain caps, and much more. In addition to our extensive product range, we also provide various accessories and additional services such as service and installation.

Trust the long-standing partnership between Kwerk GmbH and HOKA for first-class ventilation molded parts made of plastic. Our products meet the highest German industry standards and will reliably help you optimize your ventilation technology.

Visit our B2B platform Kwerk.de today to obtain more information or contact us by phone. Rely on the expertise of Kwerk GmbH - your reliable partner for top-quality plastic ventilation molded parts.


Optimize your shopping experience with our detailed delivery information


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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