Getting a cat flap fitted into your home could be a big step for any pet owner. Whether your cat is old and needs extra security or you have new kittens that require a thorough screening there are plenty of options there to choose from.
It can be intimidating for non-professionals to install the cat flap, but with proper instructions, it's simple. The key is preparation, planning and accuracy.
Select the Right Door or Window
There's a wide selection of cat flaps to choose from, some with locks (which can be used to prevent your pet from going out or coming in) and others with high-tech features such as microchip door entry systems. It is important to think about how easy it will be to train your cat to use the flap before you buy and install one.
It's best to place the cat flap, based on the style of your home, inside a window that opens into a garden that is sheltered. This will allow your cat to feel secure when entering and leaving your home. If you can this will also allow them a way back case they are pursued by a different cat or by a human intent to harm them.
It's possible to install the cat-flap on a uPVC or composite door, but it isn't the same as fitting one in a wood door. This is due to the fact that uPVC and composite doors are available in a variety of thicknesses, which affect the way holes are cut as well as the materials you're fixing them to.
To avoid costly mistakes to avoid costly mistakes, it is recommended that you consult an expert glazier prior to installing the flap on a glass-fronted door. If you're installing the flap into a wooden door, you should introduce your cat first to ensure that it becomes familiar with its size and shape.
Measure Your Cat's Belly
In order to put in the right cat flap that's a good fit for your cat, you'll need to measure your cat. This will allow you to ensure that the cat flap is at the correct height on the window or door, and that it is large enough for him to get in and leave easily.
Place your pet on its back and gently move your fingers across their belly. Find a squishy fat pad around the lower back and face, as well as the limbs. The padding helps protect your pet and allows it to move more freely, especially when performing feline acrobatics.
You can also use the weight of your pet to determine the size of an opening you require. If your cat is up to 5Kg in weight for instance, a 14 x 12cm flap for the cat is advised.
Take a measurement of your door or window
This type of cat flap, as its name suggests, is designed to be affixed to a door. It lets your pet move in and out at their convenience. They are usually made from plastic or aluminium and simply sit in the centre of the door. They come with an open door that is opened by pressing lightly on either side. The flaps can be locked which provide extra security so your cat cannot simply walk through the door from outside.
Cat flaps are also frequently used on windows. They are easy to be installed, but they need to be placed at a high level as cats and dogs have a difficult time to reach them. If the window is too high for a cat flap then ramps, steps or specially constructed stairs can be used to assist the animal get access to it.
It is possible to insert the cat flap onto the brick wall, however it is not recommended for those who aren't familiar with brickwork. This could cause the wall to weaken. It is important to make sure there aren't any cables and pipes within the wall before you start. If there are, then an opening must be made for them. This is something you should always seek expert advice on. Wearing protective goggles or a dust mask will ensure that you don't breathe in the sawdust created when cutting through your walls.
Choose the right cat flap
There are a variety of cat flaps on the market and each one comes with different features. Some cat flaps have security features, such as magnetic locks or microchip recognition which prevent unauthorised entry. They also prevent your pet from letting friends or other animals into the home. Some have insulation as well as weatherproof seals to block water and drafts.

There's also a variety of sizes, based on the size and breed of your pet. Certain cat flaps are rectangular whereas others are square or circular. The type of cat flap you choose will depend on the dimensions of the opening as well as the kind of door or window you're fixing it to.
Also consider the opening mechanism that your cat flap will have. A simple aluminum or plastic swing-out door is one option and is usually the cheapest. However, it will not keep other animals or cats from gaining access and you could let draughts in as well.
Once you have selected the right cat flap and measured the windows or doors and window, it's now time to put it in place it. Start by marking the belly's height on the door with a ruler. Use a spirit level to ensure that the line is exactly on the door and not too low. Draw repairmywindowsanddoors for the shape of the cat flap using your spirit level as a reference. Then, use a Jigsaw to cut the outline of the door. Once you're happy with the result, sand the edges and drill through the pencil marks to make holes for screws.
Prepare the Tools
Like any DIY jobs, it's always recommended to have the right tools to complete the task. The most essential things you'll need are the cat flap itself along with a tape measure, a good pencil as well as a spirit level, drill, file and a jigsaw (depending on your window or door type).
If you're installing a composite door, it is recommended to consult with the manufacturer before making any changes as this may cause the warranty to be invalidated or break the weathertight seal. In this instance you'll have to install a new pane of toughened glass instead.
You'll need to use a jigsaw to cut out your cat flap on a wooden or uPVC door. Follow the guidelines that are provided by the manufacturer. Make use of a template to determine the size of hole you'll require.
After you've cut the hole, you'll have to sand the edges of the opening. This will help prevent any future water damage or rust. It is also recommended to seal the holes in your window or door and the back of the cat flap to keep out rain and wind. Once the sealant has dried it is time to install your new cat-flap!
Install the Flap
If you want your cat to be able to go and come whenever it wants, installing flaps can be helpful. Most people can put in the flap themselves. However, if you want to install it on glass or uPVC type door, you might need a professional.
Begin by studying the instructions included with the flap to locate the template. This will give you an idea of the location where holes need to be drilled to install the flap to be placed in the door. Note the areas you'll need to drill into using a pencil.
After you have marked the area on your door, you can use the jigsaw and cut out the shape for the cat flap. This is a fairly simple job however, you'll need to be comfortable with a saw. Many companies will do this task for you for a reasonable price If you're not sure how to tackle it yourself.
Next, you will need to attach the interior part of the cat flap to the door's hole. It is possible to seal the flap before you do this, in order to keep it waterproof and weatherproof. The outside of your cat flap could be placed on top of the bolts, and then tacked together. It is recommended to test the flap with your cat to ensure that it works correctly and that they are able to get in and out of it.