The ability of your cat to come and go from the house at their own pace is a good idea to keep it mentally and physically stimulated. A flap can help reduce toileting incidents by making it easier for your cat to leave the house when required.

Measure the Door

A cat flap allows your pet to come and go whenever they want without you having to open the door. This is a great way to keep your pet inside the home when you are away or at home. It also helps prevent unwanted pests from getting into your.

It is essential to examine the door's measurements to ensure you get the correct size cat flap. There are a variety of sizes available. You can then ensure that the cat flap is the proper size for your upvc doors. Otherwise, it may be too large or small and your cat might have trouble using it.


Before you do anything however, you should use a ruler to determine the length of the door in a variety of places along its edges. You should also take measurements of the door's height in a few places. A door that is too tall can cause your cat to perform an exercise routine every time it is tempted to use the flap.

Ask a glazier for assistance when you're unsure of what to measure for the door. They will be able determine if your door is suitable for cat flaps and can give you advice on the right size flap to buy.

Mark out the shape of the hole on the door after you have taken your measurements. cat flap fitters Links to an external site. will provide you with an idea of how to cutting the hole and will stop you from making an error that will cost you money in the future!

Make sure to put the hole in the correct position. If you're fitting the cat flap onto the patio door, it is crucial that the hole doesn't be too close to hinges. This could cause leakage or issues with the seal.

If you have glass doors it is best to delegate this task to a professional glazier. It can be very tricky to insert a cat flap inside the glass pane and you could find that the process causes it to break and lose its weatherproof seal.

Measure the Cat

A cat flap lets your pet leave and come back whenever they want, without needing to leave him on his own. It can also help to stop the draughts from entering your house, which aren't good for either you or your cat!

However, if you own a uPVC or composite door it may be difficult to install a cat flap. These kinds of doors are often made with different materials than standard wooden or uPVC doors, and the installation process is different as well. Before you decide to install an egress flap to your uPVC or composite door, ensure that it's compatible, and you have checked with the manufacturer because alterations could invalidate any warranties.

These doors are generally designed to be durable and tough and have insulation. This makes them more resistant to elements of the weather than other types of doors, but they can be a challenge to insert an animal flap. Get advice from a professional before installing a cat flap on the uPVC door or composite.

To ensure that your cat is able to pass through the door, you'll need determine their height. This will be easiest when they're sleeping or calm, so that they're not moving around too often. Once you know their height, you can measure the distance between their stomachs and the floor to determine where the bottom of the cat flap should go. Then, you can mark this spot on the door.

If you are using power tools to cut your uPVC or composite door, you have be extra cautious. The process of drilling into metal can cause it to crack, especially if the area is toughened glass. It is recommended to hire an expert glass installer when putting in an e-cat flap on a pane. This will stop the glass from breaking and becoming fragile. Glaziers can also provide you with a circular hole to use for the flap for your cat, which is less likely to crack and is safer for your kitty to use.

Cut the Hole

If not, you can make one yourself using a sheet of thin paper (tracing paper is ideal). If it does not then you can make one using the thin paper (tracing paper is the best choice). After the shape is drawn in pencil on the door, you can then use a spirit level to make sure that the design is horizontal. This will allow your cat's flap to sit properly in the opening and stop it from being able to slide open or closed.

Then, you can use your jigsaw, and cut the shape that has been drawn on the door. Use a blade that is specifically designed specifically for uPVC door use. It is usually identified with this information. If not then ask the staff at your DIY store for assistance. Once you have the hole drilled, place the flap section against it and push it open to make sure that the flap's movement is smooth. If it becomes stuck at any point, you can use a filer or a rasp to fix this.

Make sure there aren't any electric or gas pipes in the door you plan to cut through. The jigsaw may damage them. Similarly you should be aware of any handles or other door fixtures that will have to be removed in order to fit the cat flap. You should be cautious not to scratch them during this process.

Most people who install a cat flap on their own will have an ordinary solid uPVC front door, so they will not have to face these issues. If your door is constructed of wood or has a decorative part that is not easily removed, this will complicate the task.

It is always worth seeking expert help from a cat flap fitter when it comes to these types of jobs because it is crucial to get them done right to avoid potential problems in the future. Making the wrong choice could result in the door becoming damaged and may cause the warranty to be invalidated.

Place the Flap

Once you've got your hole drilled, put the flap on to test if it fits and can be opened easily. If you find any points that catch or stick or stick, use a hand-file or sandpaper to file them down until they fit perfectly and open without difficulty. Make sure the flap is perfectly flush with the door.

If your tool doesn't have templates, you can use tracing paper that is thin, such as a piece of paper or Acetate. Place the paper on the door, and draw a line to indicate the location where the flap is placed (this will serve as your cutting guide). Then using the pencil lines you've drawn on the door, mark out four screw holes in each corner of the flap. These will be the screw points you'll use to fit it in the correct position.

The majority of uPVC door are solid and easy to cut. However, if the door is made of GRP or a composite, it can be more challenging. If you're not familiar in this area, it might be beneficial to engage a professional to handle the job for you. They will also be able determine if your door is suitable for installing an animal flap.

You can fit a cat flap into composite doors but it's important to check with the manufacturers or a professional joiner first as any alterations to these doors may invalidate the warranty. If you decide to complete the work yourself, keep in mind that this can be messy and may even be hazardous.

When you have composite doors, you'll generally require a saw or grinder to cut through the door's panel instead of just cutting through the GRP. Be aware that this could be a very hazardous job and you'll have to take extreme care not to harm the door or yourself, as it's extremely fragile. It is important to note that it is much more difficult to cut the door glass than a uPVC door or solid wood door.