Bostik 2000 Primary Sealant is a compound polyisobutylene hot melt sealant specifically formulated for use in the production of dual seal insulating glass units. It should always be used in conjunction with a suitable secondary seal.
Excellent adhesion to glass, aluminium, galvanised steel and metal and plastic corner keys
Very low moisture vapour transmission rate
Very low gas permeability
Acts as a thermal break
Easy application by standard dispensing equipment
No cleaning or purging of dispensing equipment required