Installing Slimport Porthole Windows

Slimport porthole window frames are designed for flush fitting to both steel and timber doors. Each set is supplied complete with all fixing screws and instructions. Glazing tapeintumescent aperture liners and glass should be ordered separately. The door cut-out should be the same size as the order size of the vision frame i.e. 250mm, 350mm, 450mm or 550mm.