10 Basics About Window Repairs You Didn't Learn In School Window Repairs Can Save Homeowners Time and Money

Window repairs can cut down on time and cost for homeowners. But, there are times when replacing windows that are old is more economical.

Stray baseballs and thrown projectiles frequently cause holes or cracks in window glass. These are usually simple repairs with the right tools.

If the frame of the window is rotting, it's best to replace the entire unit.

Broken or cracked glass

A storm that is severe or a stray pebble from the lawnmowers, or your favorite vase pushed down too hard could crack the glass in your windows. Fortunately just a little time and effort can stop the cracks from getting any worse and help you avoid the cost of replacement glass.

The first step in any repair is to remove the glass that is broken. Wearing gloves carefully pry off any molding, trim or glazing putty that holds the glass in the frame. You may also have to use a utility knife to break loose any glass shards stuck in the frame or glazing.

After removing the window, clean the area around it and the surface thoroughly. This will help prevent the glue used to stick the glass back in place from leaking, causing further damage. Make sure that the glass is properly fitted. If the new glass is bigger than the previous piece, you will need to make use of a circular saw or mitersaw to cut it down.

Once your surface is clean, search for a glass adhesive that's specifically designed for glass windows and follow the instructions on how to apply it. Install the glass back into your window sash. Avoid flexing the glass or moving it during this step. This can cause the cracks to get deeper.

Finally, you can use a product like Loctite Super Glue Glass to fill the crack and seal it. It's designed to work with all kinds of glass and tinted windows. Just be aware that this type of fix won't completely cover the crack, therefore it's not a suitable choice for windows that are easily visible from the outside.


Epoxy is another alternative. It's more laborious, but it offers the highest seal and can make your cracked glass almost invisible. Before applying epoxy, you'll need to clean your glass and the surrounding area thoroughly. It is also important be prepared for any sudden weather changes which can cause cracks to widen. If you are not confident using these DIY techniques or if your damaged glass is very large or two-paned, it's recommended to consult a professional.

Sashes that won't open

A window that does not stay up for long can be more than an inconvenience; it could also be a risk. Double- and single-hung windows come with balancing mechanisms that assist in stopping the sash from sliding up and down within the jambs. However the mechanism could be damaged or broken. Check the pivot bar as well as balance shoes to see whether one or both have dislodged. If they have, you will need to replace them for the sash to stay in place.

The moisture inside the sash window frames can cause cycles of expansion or contraction. As time passes, this can weaken the joints of the frame and cause them to become stuck. You may be able to fix this without removing the window by running a utility knife around the joints of the frame and prying them open. If your wood appears to be swollen, it's usually because of a lack of flashing on the exterior of your home that allows water to soak into the frame.

Another common reason for a window that won't open is a sash cord that has snapped. It is possible to reconnect the cord using pliers and by slipping the sash back into its normal position. If upvc window repairs is broken, you will have to replace it.

Paint can also cause windows to become bounded and become difficult to move. If the sash channel on double-hung windows has been sealed with paint, you might be in a position to break the bond with an utility knife and then slide it. If this doesn't work, you will need remove the sash, and then cut the gap between the sash and stop, parting strip or jamb on both sides of the window (Photo 1).

The sash shoes that are used in single-hung windows are constructed of either metal or plastic. They feature an U shape slot that is locked when the shoe is in its normal position in the sash. To unlock the shoe, use a screwdriver to turn the slot until it is facing sideways (Photo 2). Then slide the sash back and forward to determine whether it functions properly.

Rotting Wood

Wood rot isn't just unsightly it's a real threat to the structural integrity of the portion of the home it's infiltrating. The fungus responsible for it is a fungus that feeds off moisture and turns wooden beams, walls, and joists into a soggy and spongy mush. To prevent rot, you should ensure that your home is properly maintained and the areas that are exposed to the elements are well protected. Even if you're vigilant, it only takes one mishap with the painting process or clogged gutter, or a minor roof leak to expose windows, porch columns and other components of your home to a variety of decay organisms that can quickly destroy the structure and cause damage to its strength.

Most wood decay is caused by excessive moisture content, and can be caused by condensation, rainwater seepage or rising dampness. This can happen when damp-proofing courses are not installed or damaged or when internal materials such as plaster and drywall become affected by leaky pipes, appliances and fixtures.

The first step to repair the rot is to take off the old material. It is usually easy to do this using a pry-bar however a combination hammer/chisel might be required for the most difficult places. After the rotten pieces of wood are removed, the gap must be filled in and sealed. There are many types of wood fillers. The most suitable one will depend on the amount of work you're willing to put into it and how deep the hole is.

If the rot has gotten too far for a filler perform, you will need to replace the damaged part. This can be done either by hiring a professional, or doing it yourself. This is a more complicated project that requires a carpentry expert to complete. If you are unsure about your DIY abilities, it is best to consult an expert.

Repairing rotting wood can be done however it is simpler (and less expensive) to avoid the issue at the beginning. Preventative measures include regularly sealing cracks around windows, scraping and repainting caulk, and installing drip edges on the roof to stop water from splattering onto exterior trim. You should also check for signs of humidity around your windows and consider a dehumidifier to keep moisture levels in check.

Dirty Seals

One of the most obvious signs of shrinking window seals is the water that drips from or under the window. It's possible to spot, however it's often hidden behind a wall. This can cause soft wood, mold, and even structural damage in your RV. Regular cleaning and inspections are the best way to protect windows. You can find soft spots by pressing gently on the seal trim while checking.

Fogged windows are another common sign of a leaking seal. Although they may not cause structural damage or increase your electric bill, they can detract from your RV's aesthetics.

The weather plays a significant role in the failure of window seals. In hot temperatures, seals expand and in colder weather, they shrink. You can lessen the impact by keeping your camper away from direct sunlight and storing it under cover when possible. A simple car wash can aid in preventing salt from causing damage to the rubber seals on your windows.

Other factors that contribute to window seal failure include cleaning the seals with brushes and washrags that contain cleaning chemicals that break down the rubber. Seals can become brittle and more prone to cracking. Avoid using harsh cleaners and keep your window seals and sash tracks in good condition by using a dry toothbrush.

Doing these maintenance routines is the cheapest and easiest method of protecting your RV's windows. It also gives you a chance to examine the condition of your window seals, and repair them, which will save you from costly future issues.

Lubricating your window seals with 303 Protectant Spray or replaced is a more costly fix than simply resealing your sash, but it is nevertheless much cheaper than repairing the water damage that is caused by seals that fail. This is a simple DIY project that will extend the life of your windows in your RV and save you money.