Waterproofing Systems Construction Chemicals

Low Modulus Polyurethane Sealant

KÖSTER PU-Flex 25  is an highly elastic, low modulus polyurethane sealant, with good UV resistance and excellent adhesion even to substrates that are considered problematic substrates for sealants like glass, aluminium, steel and polycarbonate.

KÖSTER PU-Flex 25 is single component and cures with air moisture to form a flexible sealant which can be overpainted after curing. 

The sealant is non sagging, highly thixotropic, easy smoothing and has good workability. 

Consumption 1,50 gr/cm3

Packaging: Each box contains 20 pcs x 600 ml sausage