Before repair, know what you’re dealing with:
Use a broom and dustpan to collect large shards. For added safety, wrap these pieces in heavy newspaper or a cloth before placing them in a sturdy cardboard box.
Press the glass gently into the putty bed. Insert glazing points every 8–12 inches (push them flush with the glass using a putty knife). broken pane of glass
Measure height and width of the opening in three places each. Subtract 1/16” – 1/8” from each dimension to allow for expansion. Take measurements to a glass shop or hardware store for cutting.
The sound of a —a sharp, sudden crack followed by a cascade of shimmering shards—often signals an immediate domestic crisis. Whether it was caused by a stray baseball, a severe storm, or a "spontaneous" thermal stress fracture, a damaged window compromises your home’s security, insulation, and safety. Before repair, know what you’re dealing with: Use
In that case, a broken pane of glass is generally considered not useful as is, but it can still be repurposed or recycled. Here are a few examples:
Tape over large cracks first. Wear gloves. Gently tap out remaining glass with a hammer from the center outward. Use pliers to pull out embedded shards from the frame. Vacuum the frame and surrounding area. Insert glazing points every 8–12 inches (push them
Roll another putty rope, press it along the outside edge at a 45° angle. Smooth with a putty knife dipped in water (prevents sticking). Let cure per manufacturer’s instructions (often 7–14 days) before painting.
For a standard single-pane window (wood or metal frame, annealed glass):