
Producer of gaskets and fastenings for plumbing and heating, with production sites in the Netherlands and Germany.
De Beer BV (De Beer Sanitair)
Veenendaal (NL) · Langenfeld (DE)New on Amplifa
About De Beer
De Beer BV is a family business founded in 1953, headquartered in Veenendaal (NL) and part of the De Beer Groep. The company produces and supplies gaskets and fastenings for the plumbing and heating industry, serving the plumbing wholesale trade as well as industrial partners across Europe. Gasket production includes materials such as rubber, elastomers, plastics, graphite, rubber-steel, and the Frenzelit gasket materials Köro-HD and Novatec Premium II. Within the group, plastic injection moulding and metalworking (turning, milling, cutting, drilling) are carried out, including toolmaking for injection moulding and stamping dies. More than 250 million parts are produced annually in three factories in the Netherlands and Germany; products reach more than 15 countries. The German market is served by the sister organisation König & Ronneberger GmbH & Co. KG in Langenfeld.
- Site
- LX Veenendaal
- Processes
- Gasket manufacturing (afdichtingen), Plastic injection moulding (kunststofspuitgietwerk), Turning, Milling, Drilling, Cutting (snijden), Stamping (metaal stansen), Toolmaking for injection moulding and stamping dies (matrijzen)
- Materials
- Rubber, Elastomers, Plastics, Köro-HD (gasket material, Frenzelit), Novatec Premium II, Graphite, Rubber-steel (Rubber-steel), Lead (historical, lead drains)
- Certificates
- TA-Luft (Köro-HD gasket DN40/PN40), Product certifications: KTW, W270, WRAS, ACS, DVGW, VP401, HTB, SVGW, BAM, KTW / W270 / WRAS / ACS, DVGW / VP401 / HTB / SVGW, BAM / Firesafe (BS 6755 Part 2), TA-Luft (Köro-HD)
- Founded
- 1953
- Industries
- Plumbing industry, Heating industry (C.V.), Plumbing wholesale trade
- 01
Development and product data management
- 02
Toolmaking (injection moulding and stamping dies)
- 03
Injection moulding of plastic parts (group)
- 04
Metalworking: turning, milling, cutting, drilling
- 05
Gasket production and processing
- 06
Assembly, packaging and storage
- 07
Central warehouse and distribution NL/Belgium/DE
Gasket materials and processes
Rubber
Base material for gaskets in the plumbing and heating sector.
Elastomers
Elastic gasket materials for water and gas applications.
Plastics
For gasket and plumbing parts; plastic injection moulding takes place within the group.
Köro-HD (Frenzelit)
Gasket material with TA-Luft certificate for DN40/PN40 applications.
Novatec Premium II
Gasket material for flange gaskets.
Graphite
Temperature-resistant gasket material for flange connections.
Rubber-steel
Combination material for demanding gasket applications.
Sites
Veenendaal
NLHeadquarters, production/preparation, central warehouse NL/Belgium, logistics and finishing
- Materials
- Rubber, elastomers, plastics, graphite

Langenfeld
DESales for the German market (König & Ronneberger GmbH & Co. KG)
Components


Inside the production

Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Gasket manufacturing (afdichtingen)Plastics | – | – | – | – | Rubber, Elastomers, Plastics, Graphite, Rubber-steel |
| Plastic injection moulding (kunststofspuitgietwerk)Plastics | – | – | – | – | Plastics |
| TurningMachining | small tolerances (stated: kleine toleranties) | – | – | single pieces – small series | Metal |
| MillingMachining | small tolerances | – | – | single pieces – small series | Metal |
| DrillingMachining | small tolerances | – | – | single pieces – small series | Metal |
| Cutting (snijden)Machining | small tolerances | – | – | single pieces – small series | Metal |
| Stamping (metaal stansen)Forming | – | – | – | – | Metal |
| Toolmaking for injection moulding and stamping dies (matrijzen)Engineering | – | – | – | – | Metal |
| Assembly instructions / assembly of flange gaskets (documentation)Assembly | – | – | – | – | – |
Additional services
Quality and approvals
The gaskets are backed by numerous product certifications for drinking water (KTW, W270, WRAS, ACS, ELL), gas (DVGW, VP401, HTB, SVGW) and other applications (BAM, Firesafe BS 6755 Part 2); a TA-Luft certificate is available for Köro-HD.
| Evidence | Veenendaal |
|---|---|
| KTW / W270 / WRAS / ACS | |
| DVGW / VP401 / HTB / SVGW | |
| BAM / Firesafe (BS 6755 Part 2) | |
| TA-Luft (Köro-HD) |
History
- 1953
Founded by Jan de Beer senior on 1.12.1953 as sales representative of Seyffert Loodindustrie (lead drains and siphons).
- 1960er
Start of own production of fastening sets and distribution of gaskets.
- 1980
Construction of a new building in Barneveld.
- 1983
Jan de Beer junior takes over the company from his father.
- 1985
Acquisition of Asfra BV (hardware).
- 1988
Construction of another new building in Barneveld.
- 1990
Acquisition of Faber Boer Meeden Metaalwerken (FBM).
- 1991
Acquisition of Seyffert Loodindustrie.
- 2000
Acquisition of Van der Valk Metaalwarenfabriek (Poeldijk), relocation of production to Barneveld.
- 2004
Acquisition of the competitor König & Ronneberger in Wuppertal (DE).
- 2006
Acquisition of F.W. Breidenbach in Linsengericht (DE); entry into plastics production.
- 2007
Acquisition of the German gasket supplier Niels Hamdorf.
- 2009
Acquisition of the company Schneid (metalworking, toolmaking); gradual handover of group management to Mark and René de Beer.
- 2010
Integration of Van der Valk Metaalwarenfabriek into F.W. Breidenbach (Plant 2); new buildings in Wuppertal and Barneveld.
- 2017
Sites in the Netherlands, Belgium and Germany; production of over 250 million parts annually in 3 factories.