Getting a cat flap fitted into your home could be a major step for any pet owner. If your cat is old and requires additional security, or you have new kittens who require a vet check, there are plenty of options out there for you.

Installing a cat flap may be daunting for non-professionals however, with the proper instructions, it's easy to complete. Preparation, planning and precision are the keys.

Select the Right Door or Window

There are a variety of cat flaps, some with locks that can be used to prevent your pet from going out or in and others with advanced features like microchips for door entry system. However, it's important to consider how easy your cat is to teach to use the flap before you purchase and install one.

Based on the style of your house It is recommended to situate the cat flap in a window or door that opens onto a sheltered area of the garden, so that your cat will feel secure going into and out of the house. If possible, this will also give them a way back case they are chased by a cat or by a human intent to harm them.

It's possible to install the cat-flap on a upvc door panels with cat flap or composite door, but it's not as easy as putting one on a wooden door. This is because uPVC and composite doors are available in a variety of thicknesses, and this can impact how holes are cut and what you're fixing into.

If you're installing the flap in glass doors it is recommended to consult a glazier who specialises in such work to avoid costly mistakes. If you're installing the flap in an old wooden door, begin by introducing your cat to it before you fit it to allow them to get used to its shape and size and explore it from all angles.

Find out the size of your cat's belly

To install the right cat flap installation flap that's suitable for your pet, you'll have to measure your cat's size. This will allow you to ensure that the flap is the right height for your door or window and that it's wide enough for them to enter and exit easily.

To do this, lay your pet on their back and gently run your fingers across their belly. Look for squishy fat pad around the lower back and face, as well as the legs. The extra padding protects your pet and allows it to move more freely, particularly when performing feline acrobatics.

Alternatively, you can also consider your pet's weight as a way to determine the size of the opening you need. If your cat weighs at or above 5kg in weight, for example an opening of 14 x 12cm flap for your cat is recommended.

Measure your window or door

The name implies, this type of cat flap is designed to be fixed into a door and provides a way for your pet to enter or leave whenever it wants. These flaps are made of plastic or aluminum and sit in the middle of the door. They feature a two-way swinging opening that is opened by lightly pushing on either side. There are now locking versions of these flaps, which provide additional security to ensure that your cat can't simply walk through from the outside.

A window is another common place to > will utilize. The most affordable option is a simple swing-out aluminium or plastic door. It won't prevent other cats and pets from entering the room, and you could be letting in drafts.

It's time to install your cat flap. Begin by marking the height of the belly on the door using your ruler. Use a spirit level to ensure that the line is sitting straight against the door and not too low. Draw a template for the shape of the cat flap using your spirit level as a guide. Then, use a Jigsaw to cut the outline of the door. When you're happy with the results sand down the edges and then drill through the pencil lines to make holes for screws.

Make sure you have the tools ready

Like any DIY tasks, it's best to have the right tools to complete the task. The most essential things you'll need are the cat flap along with a tape measure, a decent pencil, a spirit level, drill, file and a jigsaw (depending on your door or window type).

If you're installing in a composite door, you should consult with the manufacturer prior to making any alterations because this could affect the warranty or damage the weathertight seal. In this scenario, it's likely that you'll have to replace the glass with a fresh piece of toughened glass.

You'll need an jigsaw for cutting out your cat flap on wooden or uPVC door. Follow the instructions that are provided by the manufacturer. If possible, use a template to help you identify the size of the hole you'll have to cut.

After you've cut the required hole, you must sand down the edges of the opening to smooth them. This will stop any rust or water damage from happening in the future. You should also cover the holes in your window or door and the back of the cat flap to prevent wind and rain. After the sealant has dried, you're ready to install your new cat flap!

Install the Flap

If you want your cat to go and come whenever it wants, installing flaps can be helpful. This is a simple process that most people can complete by themselves, though you will likely require the assistance of an expert for installing the flap in the form of a glass door or another type of uPVC door.

Take a look at the instructions that came with the cat flap. There is an illustration of the template. This will give you an idea of where the holes for the flap have to be drilled into the door. Mark the areas you'll need to drill in with a pencil.

After you have marked the door on your door, use the jigsaw to cut the design for the cat flap. It's a relatively easy task however, you'll need to be comfortable with the saw. Numerous companies will perform this for you at a reasonable price if you are hesitant to tackle it yourself.

Next, you will need to attach the inside of the cat flap to the hole in your door. It is possible to seal the flap prior to you do this to keep it waterproof and weatherproof. You can then put the outer part of the flap on the top of the fixing bolts and then tighten the bolts all together. You should test the flap on your cat to confirm that it is working correctly and that it allows them to enter and exit easily.