Sealing an inaccessible uPVC window
Continuing with work in the red room, some bits of uPVC trim were loose, and so they were removed in order to refit them more securely. The trim is removed from the window on that left Removing the trim revealed the daylight that was shining through into the cavity to the side of the window frame. This was caused by a deterioration of the seal between the outside of the frame and the wall. The remnants of old burnt sand mastic still visible Back when these were wooden windows, burnt sand mastic would have been used to seal the gap, but modern silicon sealant was used with these plastic windows. This particular window is up on the first floor, with a bay window below. Without scaffolding there is no way of getting up on the outside safely. The solution was to work from the inside out. This suction pad gripper was strong, but it was hard to trust The glass panels were surprisingly easy to remove, it's just a case of prying off the four glazing beads, and then lifting the glass out. ...