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Quality products for the building industry are recognisable
by the KOMO quality mark

Products with a KOMO quality mark have been objectively tested and approved. Time and time again.
With KOMO you are certain: This is quality as promised. For instance, in the categories below.

See our infographics
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Wood products in the building industry

Wooden (semi)finished products for the building industry, such as prefabricated wooden facade elements and doors.

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Coatings and sealants

Professional coatings and sealants for all types of surfaces.

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Concrete and concrete products

Raw materials and additives for concrete; concrete products, such as concrete pipes and wells.

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Bitumen roof coverings

Bitumen roof coverings for both flat and sloping roofs.

KOMO certificate holders provide quality
for building and infrastructure

The KOMO quality mark is the top quality mark for the building and infrastructure sector. KOMO certificate holders distinguish themselves by getting their quality objectively tested by independent experts. Would you also like to be KOMO certified? Then watch the video clip.

Blogs

Roofing industry prepared for the Building Quality Assurance

April 2, 2024

The Building Quality Assurance Act (Wkb) requires burden of proof from building companies. Or rather: all companies active in the building sector, including specialised subcontractors. The KOMO certified roofing industry is well prepared for this.
Roofers and their suppliers have been KOMO certified for more than 25 years. For sloping roofs, certification is based on Assessment Guideline 1513 and for flat roofs on Assessment Guideline 4702.


Roofers and their suppliers have been KOMO certified for more than 25 years.
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Association of Certified Concrete Repairers (VBR): strict demands for concrete repair

March 26, 2024

When defects occur in concrete they are repairable. A wide range of techniques are applicable to protect the concrete structure and retain its load-bearing capacity. The companies affiliated with the Association of Certified Concrete Repair Companies (hereinafter VBR) are all KOMO certified under Assessment Guideline 3201-01 and 02 (for the Application of Specialist Preservation Techniques to Concrete Structures). We spoke to Chris Uittenbogaard VBR board member and member of the Joint Board of Experts for Concrete Repair and owner of the company SealteQ West.


Strict demands for concrete repair
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Pilot for KOMO on certification of complete prefabricated home

March 21, 2024

The Netherlands faces a huge building task. The prognosis is that a total of 981,000 homes are needed in the years running up to and including 2023. Prefabricated building is one of the solutions for this. Martin van Rijn, chairman of the organisaton promoting the interests of practically every housing association in the Netherlands, Aedes, called for a national admission test for conceptual building similar to the vehicle testing body, RDW. In his view, this could help accelerate the building of Dutch housing. The pilot ‘Type Approval Modular Homes’ was launched to achieve this.


Barli prefabricated modules
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