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Glass Window Repair

Professional window repairmen are able to maneuver large glass panes from a height above the ground. They work under extreme conditions and follow strict safety guidelines.

Wearing protective clothing, take off the metal glazing points as well as all glazing putty using an utility knife. A heat gun can to soften and eliminate the old putty.

Replacement

If a window pane breaks, it could be tempting to repair windows the glass rather than replace it. However, replacing windows is often more cost-effective and may help prevent other problems in your home's energy efficiency. You should also take into consideration the type of glass that's broken to determine if it is a temporary fix or if you will need to invest in an alternative that is more durable.

To fix a broken window, you must remove the frame or sash and lay it flat on your work surface. Wearing eye protection, gently wiggle the window's frame and pull out any remaining shards. Then, use a utility knife to peel off the glazing compound and points that keep the glass in the position. Keep track of the components and their locations to ensure they are reinstalled.

After you've removed the frame and sash, you can start preparing to replace the glass. Before you begin, make sure that the opening in the frame is designed for the replacement window. To allow for the expansion of the frame and glass and contraction, measure both directions across the opening and subtract 1/8 inch. Afterwards, purchase double-strength glass cut to these exact measurements. It is recommended also to purchase enough glazier's clips, or points to be installed every 6 inches around the window pane.

Depending on the warranty of the window the window may be covered by the manufacturer in which case you should call them to file a claim. After the new glass has been installed, it should be covered with a thin coating of the compound used by glaziers. Once the compound is dry, you can paint the frame to match.

If the crack is greater than an inch You can stop it from expanding by scoring a small arc just beyond the crack. This technique isn't 100% infallible, but it will slow the growth of the crack down to a manageable amount until you can take more permanent measures.

Repair

Professional window contractors know how to handle various kinds of glass and have the tools to do a proper job. They are able to dispose of waste in a safe manner, so they are less likely than others to leave behind a mess which could cause harm to family pets or family members. They're also accustomed to working with different types of windows and may be aware of issues that aren't apparent to the uninitiated homeowner.

Before you begin the process of repairing cracked window glass, make sure to wear safety glasses and gloves. Even a tiny crack can cause shards of glass to fly and put anyone at risk inside or around the house. It's important to determine what caused the crack, as this will help prevent any future issues.

Create a two-part mixture of epoxy. They are typically 50/50 mix of hardener and resin, and they must be mixed quickly. Once the mixture has been made, apply it directly to the crack and allow it to dry. It should take only about a few minutes, but you must be quick because the mixture is extremely thick and will dry very quickly.

After the epoxy has dried, you can remove any excess using a putty knife. The next step is to clean the cracks in the glass. If you do not clean the area in a proper manner the debris could cause further damage to the glass. Use a putty blade smooth out the compound around the window's edge and match it with the wood frame.

You could consider using a plastic cover to make a more durable choice. A heavy-duty trash bag or tarp is ideal, however you can also apply masking tape to the glass. This will stop the crack from expanding, and will also keep out wind, water, bugs, and debris.

If you're unable to reach the window quickly and you're not able to get there quickly, you can use silicone sealant to create an interim repair. Simply run a bead of the stuff around the outside edge of the broken window. It won't seal the gap between the frame and glass completely but it will hold the broken piece in place until you can repair it.

Repainting

If your glass windows are old, you might need to paint them. This is a cost-effective alternative to replacing windows and it can give your home a fresh new appearance. Make sure the surface is clean prior to painting. Clean the window with soap and water or use rubbing alcohol to remove oil smudges and other residues which can hinder the paint from adhering. Wear rubber gloves when working on glass surfaces to prevent the transfer of oils from your hands onto the surface. Apply several thin coats instead of a single thick one. This will make the paint last longer, and will keep your windows looking even and smooth.

If you're planning to paint your glass windows, be sure you have the appropriate tools in your arsenal. You'll need a sponge or brush painter's tap, a ruler and toothpicks. You should also have the paint and brushes you'll use for the project on hand. Follow the instructions of the manufacturer. Be patient, as it may take a while for the paint to fully dry.

If you are using solvent-based paints, you must also ensure that the room where you work is adequately ventilated. This will help to reduce the chance of inhaling toxic chemicals, and the paint will dry quicker. Wear a mask to protect yourself when using spray paints.

For older glass windows, it is necessary to prepare the surface prior painting. Clean the glass window thoroughly with soap and warm water. You can then use rubbing alcohol to clean off any grease or oil that might hinder the adhesion of the paint. Make sure the windows are dry prior to coating them.

If your glass windows are energy-efficient dual pane windows, you may be in a position to submit a claim to the window manufacturer or dealer that sold them to cover any repair or replacement costs. This is especially the case if you've experienced numerous issues with cracked glass or condensation and the windows are covered under warranty.

Sealing

Whether you have old double-pane windows with a damaged seal or more recent insulated glass units (IGUs) that have experienced defogging and fogging, there are a variety of options for fixing the problem. It is the most expensive option to replace both the insulated unit as well as the frame. However, it might be necessary in cases where fog or condensation is creating energy loss. Other options include replacing the IGU by a single pane, or fixing the existing IGU by drilling a hole through the bottom and filling it up with an anti-fogging product.

You can also fill in the gap between the window frame and the sill or threshold with a felt strip, vinyl v-strip, or a door sweep. Felt is inexpensive and can be fixed with glue, nailed or stapled to the frame however it doesn't provide a lot of protection from moisture. Vinyl weather stripping that is v-strip is strong and easy to install, but it is costly and is typically used for areas that are subject to high abrasion. Door sweeps are affordable and can be nailed into place, but they create little to no barrier between the sill or threshold and dust, air and other debris.

To repair a damaged window seal, first use a putty knife to remove the old caulk. Wearing gloves and eye protection, pry out the glazing point, which are small fasteners with sharp pointed tips that secure the glass in the frame's recess. After removing the glazing points, clean the grooves and sand the wood to a smooth finish. Clean any sanding residue and then seal the unfinished wood with a linseed oil based paint or clear wood sealer.

Traditional glazing putty is applied using a putty knife or caulking gun, however the knife is a better precision and precise application. It also provides a stronger seal. Choose a putty specifically for glass as it will last longer and stick better.

Apply a thin layer of putty along the inside edge of frame where it meets with the glass. Slide the window into frame in a way that the scribed line on the glass is aligned with edge of frame. Apply pressure to the glass to force the putty into a solid seal. Smooth the compound using gloves and get rid of any drips or Glass Window Repair caulk that were not applied correctly before it dries.