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Glass Window Repair

Professional window repairmen work from high above the ground, navigating huge panes of glass. They adhere to strict safety standards and frequently work in harsh weather conditions.

While wearing protective clothing, remove all glazing putty and metal glazing points with a utility knife. A heat gun can soften the old glue and speed up removal.

Replacement

When a window's pane is broken, it may be tempting to try and repair the glass instead of replace it. It is more cost-effective to replace a window and it will also help avoid other issues that could affect your home's efficiency. Consider the type of broken glass to determine whether it's a temporary fix, or if a long-term solution is required.

The first step in repairing a broken window is to take off the sash, or frame, and lay it flat on a table. Wearing eye protection, gently wiggle the window's pane and pull out any remaining fragments. Utilize a utility blade to cut off the glazing compound and the glazing points that secure the window. Keep track of the components and their location so they can be reinstalled.

Once the frame and sash are removed, you can begin preparing to install the new glass. Make sure that the opening of the frame is the proper size 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 dimensions. It is a good idea to purchase enough glazier's clips or points to be installed every 6 inches around each window pane.

If the manufacturer is accountable then you should call them and file an claim. After the new glass has been installed, it must be bedded in with a thin layer of glazier's compound. After the compound has dried then you can paint it to match the frame of the window.

If your crack is more than an inch in length you can stop it from expanding by slicing a small arc just beyond the crack. This technique isn't 100% completely foolproof, but it could slow the development of the crack to a manageable amount until you can take permanent measures.

Repair

Professional window installers are equipped with the right tools and know how to handle different types of glass. They also understand the best methods for disposing of garbage, which means they're less likely to leave scraps in the trash, which could injure family members or pets. They are also familiar with working with different kinds of windows, and may be able to spot problems that an inexperienced home owner might not be able to notice.

Wear safety goggles and gloves before you begin the process of repairing cracked glass. Even a small break can cause shards to fly off, which could pose a risk to anyone in or around the home. It's important to determine what caused the crack, so that you will help prevent any future problems.

Begin by creating an epoxy mix that is two-part. They are typically 50/50 mix of resin and hardener, and they need to be quickly mixed. When the mixture is ready put it in the crack in the glass and let it dry. It should take only about a minute but it's important to get it done quickly as the mixture is very dense and fast-drying.

Once the epoxy has dried, you can take off excess epoxy with a putty blade. After that, you'll need clean the area around the cracked glass. If you don't clean the area in a proper manner, the leftovers could cause further damage to the glass. Once the glass is cleaned, use a putty knife to smooth the compound along the edges of the window and to match it with the frame made of wood.

You could consider using a plastic cover for a more durable option. You can cover the glass window repair using masking tape or a sturdy trashbag. This will keep the crack from expanding and will also block out wind, water, bugs, and debris.

If you're not able to reach the window fast enough and you're not able to get there quickly, you can use silicone sealant to create a temporary repair. Apply a small amount silicone sealant on the edge of the damaged glass. It won't close the gap between the glass and the frame completely but it will hold the break in place until you are able to repair it.

Repainting

If your windows with glass are old, you might consider repainting them. This is an affordable alternative to replacing your windows and can provide your home with a new appearance. Make sure the window is clean prior to painting. Clean the window using soap and water or use rubbing alcohol to remove oil smudges and other traces which can hinder the paint from adhering. It is also recommended to wear rubber gloves while working on glass to avoid transferring your own oils onto the glass surface. Apply multiple thin coats instead of a single thick one. This will help the paint last longer and keep your windows looking smooth and even.

If you're planning to paint your glass windows, make sure you have the proper tools in your arsenal. You'll need a brush, sponge, painter's tape, a ruler, toothpicks, and a few other tools such as a rag or paper towel. It is recommended to have the paints and brushes that you'll be using in your kit. Be sure to follow the manufacturer's instructions and have plenty of patience as it can take a while for the paint to dry.

If you are using solvent-based paint, you should also ensure that the room where you work is well ventilated. This will decrease the chance of inhaling toxic chemicals, and the paint will dry quicker. Use a protective mask when using spray paints.

For older glass windows, it is necessary to prepare the surface before painting. Make use of soap and warm water to thoroughly clean the glass window. Then, rub alcohol on any oil or grease residues that might hinder the paint's adhesion. Make sure the windows are completely dry before you start coating them.

If you have energy efficient double glazing windows repair pane windows on your windows, it could be possible to submit an insurance claim for repair or replacement with the company that makes the windows or dealer that sold them. This is particularly true if you have experienced numerous issues with condensation or broken glass even though the windows are covered under warranty.

Sealing

There are many ways to resolve the issue regardless of whether you have an old double-pane window that has cracks in the seal, or if you have a newer insulated unit (IGU) that has experienced fogging. The most expensive option is to replace the insulated unit and frame but it may be required if fog or condensation is causing energy loss. Other alternatives include replacing the current IGU with a single-pane or repair it by drilling a small hole through the bottom of the unit, and then filling the solution with anti-fog.

You can also close the gap between the window frame and the threshold or sill by using a felt strip or vinyl V-strip. Felt is affordable and can be fixed by gluing, nailing or stapled to the frame, but it does not offer much protection against moisture. Vinyl v-strips are easy to put up and is durable however it can be expensive. It is usually reserved for areas subjected to high abrasion. Door sweeps are able to be easily nailed to the floor and are affordable. However, they provide little or no protection between the threshold and air.

To fix a cracked window seal first, you must use a putty blade to remove the old caulk. Wearing eye protection and gloves take out the glazing point -- tiny fasteners with sharp, glass window repair pointed tips that pin the glass into the recess of the frame. Once you have removed the glazing points, scrub the grooves and sand the wood until it is smooth. Wipe away any sanding sludge and then seal the unfinished wooden surface with a linseed-oil-based paint or clear sealer.

A putty or caulking knife can be used to apply the traditional glazing putty, however a knife will provide the most precise application and a more secure seal. Choose a putty that is specifically designed for glass windows, since it will be more adhesive and long-lasting.

Apply a small amount of the putty on the inside edge of the frame where it touches the glass. Slide the window into frame so that scribed line on glass lines up with the frame's edge. Apply pressure to the glass to press the putty and create a tight seal. Smooth the compound with an ungloved finger and then wipe off any mistakenly applied caulk or errant drips before it is dry.