Permanently elastic polyurethane sealant with high modulus Construction PU

Construction PU

fischer Construction PU is a one-component polyurethane sealant that reacts with air humidity with virtually no shrinkage and without forming bubbles. It is characterized by its high elasticity. The sealant is very easy to apply and has excellent adhesion to a wide range of substrates. Construction PU can be painted over with various paint systems and is highly resistant to weathering, aging, and UV radiation.

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Advantages

High mechanical strength for dimensionally stable joints
Low elongation for minimal joint movement
Uniform curing for a clean finish
Adheres reliably to most building materials even without primer
Suitable for alkaline substrates and corrosive metals
Stable with no shrinkage
Suitable for vertical applications
Resistant to weathering and aging
Can be painted over with water-based paints

Certificates

EN 15651-1:2012 F-EXT-INT-CC
EN 15651-4:2012 PW-EXT-INT-CC
French VOC emission class A+

Applications

Sealant for connection and expansion joints in concrete, masonry, wood, metal, aluminum, and rigid PVC.
Sealing of façades, metal constructions, and floor joints.
Suitable for load-bearing, dry, dust- and grease-free substrates that have been professionally prepared.
Not suitable for oil-containing substrates with permanent water contact.

Building materials

Concrete
Plaster
Wood-based materials
Rigid PVC
Ceramics
Masonry
Metal
Polystyrene rigid foam
Plaster/render

You can find detailed information on building materials in the approval document.

Approval

DoP-Seal-30070-02

Construction PU

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