The Next Big Thing In The Composite Door Crack Repair Industry

· 6 min read
The Next Big Thing In The Composite Door Crack Repair Industry

How to Repair a Cracked Composite Door

Although composite doors are extremely durable, they may still develop cracks due to wear and tear. Thankfully, these cracks are generally easily repaired.

All you require is a plastic filler, a uPVC friendly cleaning agent (HG uPVC Powerful Cleaner is the best choice) and a few medium to fine grit Sandpaper. You need to first clean the crack.

Identifying the Crack

Composite doors are a popular choice for front doors due to their durability and aesthetic. However, like any other door, they may encounter problems over time. Most of these problems can be solved without the need for professional help.

If you hear a cracking sound every time you open or close your composite door, there could be an issue with the frame. This is especially true if you can see the cracks within the frame of the composite door. In this case it could be that the frame and door were not properly installed at first. It is recommended to contact the professional installer who installed your composite door, as they'll be able to assist in resolving this problem.

Another issue that is common to composite doors is misalignment of the latches and hinges. This can be caused by excessive wear and tear or over use, but it can also be caused from changes in temperature and moisture. Fortunately, this is a issue that is usually solved by simply changing the screws.

It is also possible that the frame of your composite door is too small. This can happen if the frame was not properly installed by an experienced professional installer. The frame won't be able to support the weight of the door if it is too small. This can cause cracks, warping and creaking.

Weather damage is a different cause of a cracked composite door. The most frequent type of weather damage to composite doors is a worn out or damaged weather seal. This could allow rain and debris to enter your home, as well as cold air. A faulty or missing weather seal can be easily repaired by replacing it with a new one that is designed for composite doors.

Regular cleaning is the most important aspect of maintaining the composite front door. This will keep the surface from being damaged or scratched, and it will also help prevent any stains from forming. It is recommended to clean your composite door using warm soapy water at least once per week to avoid the pitting of your hardware. Also, you should grease hinges every year.

Cleaning the Crack

Composite doors are popular among homeowners due to their durability and low-maintenance look. Over time, they may suffer from a variety of common problems including warping and cracked surfaces. Fortunately, the majority of these issues can be addressed without the need for expert intervention.

A composite door is made from a solid core of timber to give the strength and stability needed and uPVC to weatherproof it against the elements. The door is then covered with glass reinforced plastic (GRP) outer skin that is available in a range of styles and finishes, including woodgrain effects or smooth contemporary finish. The combination of these two materials makes composite doors extremely robust and resistant to moisture and scratches.

composite door lock replacements  to ensure that your composite door looks good is to keep it clean and dry. Regular cleaning with mild cleaner and a cloth is enough to keep it looking nice, but you should also clean it after rain or prolonged exposure to sunlight. Avoid using abrasive cleaners as these could damage the surface of the door. Additionally, always make sure that you make use of clean water to wash it off when you are done.

Regularly cleaning the hinges and locks of your composite door is a simple way to maintain its appearance. A lubricant made for uPVC doors and locks can be used, but be careful not to use too much as too much grease can cause the lock to become stuck or not work at all.

The last thing you must do to maintain your composite door is to periodically check its weather stripping to ensure that it's in good shape and functioning properly. This will lessen drafts and help you save money on heating bills.

Although composite doors of today are extremely durable and resistant to a range of common problems, they can be damaged by sudden temperature changes or by general wear and wear and tear. Even large cracks can usually be repaired with a plastic filler, sandpaper and a bit more sandpaper.

Filling in the Crack

Although composite doors are very durable, they are also prone to cracking because of physical damage like scratches or impacts, or changes in humidity and temperature. These cracks are usually easily fixed with a simple DIY repair technique.

Firstly, you will need to identify the source of the crack. It could be as simple as crackling noise that you hear when you close or open the door. It could also be more significant such as a visible crack or damage to the external glass panel. If the problem is more serious it is recommended to seek help from a professional.

The next step is applying a filler on the cracked area. You can purchase plastic fillers that are specially made for use on uPVC and composite materials. They will typically be mixed with liquid and powder that need to be mixed and applied immediately, as they set quickly. You'll also need to make use of a putty knife in order to apply the filler to the crack, ensuring it is filled all the way to the opposite side of the door.


Once the filler is applied, you'll need to sand the filler to create smooth finish. To do this, you can use an electric sander or a light sanding tool. After sanding you'll require a clear coating of varnish or polyurethane in order to protect your filler and door.

If the sound of door hinges makes you hear a cracking noise, you should lubricate the hinges to prevent them from falling or becoming stiff over time. This will help maintain the hinges' strength and extend their lifespan.

You can also keep your composite door looking as good as new by regularly sanding it down, using touch-up pens to repair any dents or scratches, and reapplying paint of a similar color for a consistent look. Regularly lubricating ensures that your composite door is as strong as possible. This is a simple task that can be overlooked, but it can make a huge difference to your door's functionality and appearance.

Sanding the Crack

A composite door is hardy and robust, but it's also immune to the occasional crack or creak. It is likely that you will experience these issues with the frame which can happen for various reasons, including the weathering process and general wear and tear. If you're concerned that your composite doors are starting to show signs of aging, there are a few easy steps you can follow to rectify the problem.

The first thing to do is clean the area around the crack and the surrounding surface. This will prevent dirt from getting mixed in with the repair work to come. To clean any grime or grit, use a uPVC safe cleaner that is fragrance-free such as HG uPVC Powerful Cleaning Agent, which is available on Amazon. Leave the area to dry completely before moving on.

After the crack has been cleaned, you can begin the composite door crack repair. You can choose between filler and putty for this stage of the process, depending on the condition of your door or not. If it's painted, opt for a wood filler which can be sanded down after it has set. After you've applied the chosen filler, allow it to set. Sanding the filler down will help to smooth out the surface and make it appear more natural.

You should also think about the size of the crack prior to you start sanding. A larger split will require more than filler or putty solution. If you notice evidence of this on your door, you might require a wooden spline to provide a more durable solution.

The best way to prevent a split from forming is to ensure the door frame and hinges are properly placed. It is also important to grease all moving parts including hinges using an oil designed specifically for uPVC or composite materials. This will reduce friction and keep your composite door operating smoothly for many years.