
Weckman is the professional builder’s partner
When you need a reliable and experienced construction expert with solid steel roof construction know-how, contact Weckman. We have earned the trust of professionals by manufacturing durable, high-quality steel roofing with a refined appearance for 60 years.
Our customers include small and large construction companies and contractors, industrial and other businesses, as well as public sector clients. Weckman steel roofing products are used in all types of roof construction.
Steel is an environmentally friendly building material because it is 100% recyclable and is increasingly manufactured carbon-neutrally.
Steel is a durable and lightweight material. When used correctly, it ensures a long service life for the finished roof.
Surface-treated steel structures do not emit or absorb impurities or moisture.
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Greencoat® paint-coated steels
We offer the market’s most environmentally conscious GreenCoat® products. They use a bio-based coating in which traditional fossil oil has been replaced with Nordic rapeseed oil.
This unique and patented solution significantly reduces the environmental footprint of buildings. GreenCoat® products meet the requirements of the REACH regulation and numerous environmental certifications. In addition, the quality steel used in them is 100% recyclable.
Designed for the demanding Nordic conditions, Greencoat coatings are highly resistant to corrosion, UV radiation, and scratches. Greencoat-coated steel comes with a technical warranty of up to 50 years. The aesthetic properties of the Greencoat coating are warranted for 25 years. View Greencoat coating colors here.
Fast deliveries nationwide
Our factories in Vierumäki, Heinola, and Iisalmi ensure fast and cost-effective deliveries nationwide. The factory’s own fleet designed for transporting steel roofing products ensures safe and timely delivery and keeps your projects on schedule. Lifting products onto the roof is possible with special arrangements.
Product packages ensure compatible products
The easy and fast installation of Weckman products is based on thoroughly designed product packages. By choosing a product package delivery, you are guaranteed compatible flashings, seals, fasteners, and penetrations.
The market’s most comprehensive metal roofing range
We offer the market’s most comprehensive metal roofing range. New to our product range is the Weckman GEO-45 steel grating sheet designed for earthwork contractors’ needs, which improves the bearing capacity of excavation bases.
Request more informationExplore roofing products:
- Standing seam, tile profile, and corrugated sheet roofing
- Self-supporting roofing solutions
- Machine-seamed roofing
- Composite slabs for intermediate floors
- GEO-45 grating sheet for earthworks
we also help with design
We serve architects and technical designers by participating in the design phase of projects when needed. Use Weckman design guides and software for your design work.
In the Material Bank you will find all Weckman brochures, installation instructions, dimension data, declarations of performance, maintenance instructions, and warranty certificates.

