Looking For Inspiration? Look Up Composite Door Crack Repair

· 6 min read
Looking For Inspiration? Look Up Composite Door Crack Repair

How to Repair a Cracked Composite Door

Although composite doors are extremely durable, they do suffer from cracks caused by wear and tear. Fortunately cracks caused by these are usually simple to repair.

All you require is a plastic filler, a uPVC friendly cleaning agent (HG uPVC Powerful Cleaner is a great choice) and some medium to fine-grit sandpaper. The first step is to clean the crack.

Identifying the Crack

Composite doors are among the most popular types of front door on the market thanks to their design and durability. Like any other door, they can be prone to problems with time. Luckily, most of these issues can be fixed without the need to call for help from professionals.

If you hear a loud cracking sound each when you shut or open your door made of composite it could mean that the frame is damaged. This is especially relevant if you are able to detect the crack in the frame of the composite door. In this instance the problem could be due to the frame and door being fitted correctly in the beginning. You should consult the person who installed your composite door to resolve the issue.

Another common issue with composite doors is misalignment of the latches and hinges. This can be caused by excessive wear and tear or excessive usage, but it could also be caused by changes in temperature and moisture. Fortunately, this is another problem that can usually be resolved by simply adjusting the screws.

You may also find that the frame of your composite door is too small. This can be the case if the door frame was not installed correctly by an experienced installer. If the frame is too small, it will not be capable of supporting the weight of the door. This can lead to cracking, warping, and creaking.

Weather damage is another possible reason for a damaged composite door. The most frequent form of weather damage to composite doors is a worn or damaged weather seal. This allows cold air to enter your home, as well as debris and rain. A broken or damaged weather seal can easily be repaired by replacing it with a brand new one that is made for composite doors.

Regular cleaning is the most important component of maintaining a composite front door. This will eliminate any scratches or marks from the surface, and also preventing stains. It is recommended to clean your composite door with warm soapy-water every week at a minimum to avoid the pitting of your hardware. You should also grease hinges every year.

Cleaning the Crack

Composite doors are a favorite choice for homeowners due to their strength and low maintenance. Over time, they may suffer from a variety of common problems including warping and cracked surfaces. Most of these issues are solvable without the assistance of a professional.

A composite door is constructed with a solid wood core for strength and stability, as well as uPVC for weatherproofing. The outer skin is made from glass reinforced plastic (GRP), which is available in a variety of styles and finishes, such as woodgrain and a smooth contemporary finish. The combination of these materials makes composite doors highly durable and resistant to moisture and scratches.

Keep your composite door clean and dry to keep its nice appearance. Regular cleaning with an mild cleaner and cloth should be enough to keep it looking nice, but you should also clean it off after rain or prolonged exposure to sunlight. Avoid using abrasive cleaners as these could damage the surface of the door, and always ensure that you use clean water to rinse it off when you are done.

Another easy way to keep your composite door looking nice is to oil the hinges and locks on a regular basis. A lubricant specifically specially designed specifically for uPVC doors and locks can be used however, be cautious not to overdo it because too much grease can cause the lock to become stuck or not function at all.

A final thing that you should do to maintain your composite door is to periodically check its weather stripping to make sure that it is still intact and working properly. This will help lessen drafts and help you save money on heating bills.

Modern composite doors are extremely robust and resistant to the majority of common issues. However they can be damaged by abrupt temperature fluctuations or general wear and wear and tear. Large cracks can be repaired using a plastic filler, sandpaper and a little more sandpaper.

Filling the Crack

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

Firstly, you will need to identify the source of the crack. It could be as simple as hearing a crackling sound whenever you open or close the door. Alternatively, it could be more serious, such as a visible crack or damage to the external glass panel. If the issue is more severe, you will need to contact a professional for assistance.

The next step is to apply filler to the damaged area. Fillers made of plastic are available and are specifically designed to be applied to uPVC or composite materials. They are typically a mixture of liquid and powder which need to be mixed and applied immediately as they are extremely hard and will set up very quickly. Use a putty blade apply the filler, and make sure you get it all the way to the opposite side.

After the filler has been applied after the filler has been applied, you'll need to sand the surface to create a smooth finish. You can make use of a light sanding pad or an electric sander for this purpose. After you've sanded the area, you'll need to apply a clear coat of polyurethane or varnish to protect the filler and your door.

If the cracking sound is coming from the hinges of the door, you'll need to lubricate them to prevent them from slipping or becoming stiff with time. This will help maintain the hinges' integrity and prolong their lifespan.

You can also keep your composite door looking as beautiful as new by frequently cleaning it, using touch-up pens to fix any scratches or dents and reapplying paint of similar hue to ensure an even look. Regularly lubricating any moving parts will ensure they work smoothly and enhance the lifespan of your composite door. This simple step is often overlooked and yet it can make a huge difference to the appearance and functionality of your composite door.

Sanding the Crack

Composite doors are strong and durable but they can crack or creak. It is likely that you will experience these issues with the frame, that can be caused by a number of reasons, including wear and tear. If you're concerned that your composite doors might be showing signs of age, you can take some simple steps to fix the problem.


It is important to first clean the crack and the surrounding area. This will keep dirt from accumulating with the repair work you will be doing later. Use a uPVC-friendly, fragrance-free cleaning agent, such as HG uPVC Powerful Cleaner, available on Amazon, to remove any built up grime and grit. Dry the area completely before moving on.

After the crack has been cleaned and dried, you can begin the repair of your composite door. You can choose between filler and putty for this step, depending on the condition of your door or not. If it's painted, go for a wood filler that can be sanded down after it's set. After you have applied the filler of your choice and allowed it to set, allow it to dry. Sanding the compound down will help smooth the surface and make it appear more natural.

Before  guildford composite door repair  begin sanding, you'll need to think about how large the crack is. If the crack is larger it will require more than just putty or filler to repair it. If you see signs of this on your door, you might require a wooden spline to provide a more durable solution.

The best way to prevent the formation of a split is to ensure that the door frame and hinges are correctly placed. It is also crucial to regularly lubricate any moving parts, like the hinges, by using products specifically specially designed specifically for uPVC and composite materials. This will lessen friction and keep your composite doors running smoothly for years to come.