Putty

Our fillers have a wide range of applications. Depending on the product, they are suitable for repairing osmosis damage to GRP boats, for all bodywork, boat repairs and GRP superstructures. Our polyester resin fibreglass fillers and epoxy resin fillers have excellent adhesion to steel, cast iron, cast aluminium, GRP parts and plastic. They are fast curing, easy to sand and water resistant. New to the range are styrene-reduced fibreglass fillers. Please do not hesitate to contact us for further information.



Unipol Ultra Plus is a very fine-pored 2K universal filler that is suitable for all substrates. It can be used as both a coarse and fine filler. The filler hardens slowly, is easy to sand even after several days, and adheres excellently to various substrates, especially hot-dip galvanized sheet metal, electro-galvanized body sheet metal, sheet steel, aluminum, wood, and polyester-based GRP body parts.


Our Faserplast filler is versatile and reinforced with glass fibers, making it ideal for repairing rusted car body parts, for example. It adheres excellently to various substrates, especially sheet steel and polyester GRP car body parts.


The remarkable versatility of fillers, whether epoxy resin fillers or polyester resin fillers, is undeniable.

Not only do they offer excellent adhesion properties, but also impressive resistance. These characteristics make them an indispensable choice for numerous applications in the construction, automotive, and marine sectors.


If you have any questions, we offer a selection of helpful tips and tricks that can assist you. Don't hesitate to contact us! We are just a phone call away and happy to help.


Useful information about our 2K fiberglass-based filler. In addition to polyester resin and fiberglass, this compound also contains other additives that improve sandability and adhesion. This is the perfect choice for creating free forms. It is ideal for car hi-fi applications, such as door panels and rear extensions. It is also ideal for repairing rusted-through body parts.

Repairing GRP damage with GRP filler

GRP filler, also known as fiberglass filler, consists of a two-component polyester resin-based filler enriched with fiberglass. This filler is ideal for repairing deep damage, sanded cracks, air bubbles, and holes in fiberglass surfaces. With our polyester filler, you can fix these problems quickly and easily.

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Due to their fillers, modern fillers are also ideal for use as fine fillers. They can be used to achieve a smooth, pore-free surface. Among these, glass fiber fillers are particularly well suited for leveling out deep unevenness.

Our universal and fine filler “Unipol Ultra Plus styrene-reduced” impresses with its high fineness and easy sandability. Even after a few days, the hardened filler can still be worked on excellently, resulting in a pore-free and beige-colored surface.

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