Koster PU 907 is a highly elastic, one component, low modulus polyurethane joint sealant.
Koster PU 907 is a remarkable sealant used for between concrete, mortar, brickwork, natural and synthetic stone, metal, steel, aluminium, wood, ceramic tiles and rigid plastics.
PU 907’s one component restores moisture to create flexible sealants, for overpainting after curing.
This unique sealant is highly thixotropic with positive workability.
Straight after used clean tools/machinery polyurethane solvent.
Low temperatures lengthen curing time.
Koster PU 907 Contains isocyanates, avoid direct skin/eyes contact. If contact does occur rinse area well with clean water and soap, then seek medical advice.