USER MANUAL (Valid for all Porthole Models.)
Under no circumstances should solvent-based or polyurethane(PU) based (dayson) products be used in porthole installations. For product installation, sikaflex or solvent-free silicone-based adhesives must be used. For cleaning, substances containing thinner, acetone, and acid should not be used. Otherwise, any problems that may arise due to these are not covered under warranty.
Specially Tempered Smoked Color Glass is used.