Best Window Cat Doors for Your Horizontal Windows (2024)

The Ideal Pet Products Aluminum Sash Window Insert Horizontal Cat Door is a great way to let your cat enjoy the fresh air without having to worry about them escaping. It's adjustable to fit window widths from 33" to 38", and the 7-1/2" x 10-1/2" flap size is perfect for cats of all sizes. The durable aluminum construction ensures years of use, and the easy-to-install design makes it a breeze to set up. Plus, the weather-resistant seal keeps drafts out, so you can rest assured that your cat will be comfortable even on the coldest days.

One of the things I love most about this cat door is that it's so easy to use. My cat was able to figure out how to use it right away, and he loves being able to come and go as he pleases. I also appreciate the fact that it's so durable. I've had it for over a year now, and it shows no signs of wear and tear. Overall, I'm very happy with the Ideal Pet Products Aluminum Sash Window Insert Horizontal Cat Door. It's a great way to give your cat the freedom to enjoy the outdoors, and it's built to last.

This adjustable pet screen lets your furry friend come and go safely and conveniently. The Cat Door for Window is specifically designed to fit most standard-sized windows that slide open horizontally and is an easy-to-install solution thanks to spring clips. The flap door is 7.8 by 10.6 inches, which is great for cats and most smaller dogs. The durable plastic frame is built to last, too, and the flap includes four sure-lock locking mechanisms, giving you peace of mind when your pet is using it. Most importantly, it gives your cat the independence to explore the outdoors as they wish.

Installation of the Cat Door is a breeze, and it’s a great way to give your pet their own personal space. Plus, it’s big enough for cats and small dogs to fit through comfortably. All in all, the Cat Door is a great value for pet owners with sliding windows looking for a secure and easy-to-install pet door.

The Cat Door for Windows by Cat Flap Fever is a revolutionary solution for cat owners seeking to provide their beloved pets with the freedom to explore while maintaining a secure home environment. Featuring a meticulously crafted, lockable insert design, this product ensures that your feline companion can come and go as they please, fostering their natural curiosity and providing much-needed stimulation.

The Cat Door Insert Horizontal is meticulously engineered to adapt to various window sizes, encompassing horizontal and vertical orientations. This versatility empowers you to select the perfect fit for your specific window, creating a seamless passageway for your furry friend. Its robust construction and weather-resistant qualities guarantee enduring performance, even in challenging weather conditions.

Introducing the Thin Window Cat Door Insert, the innovative solution that seamlessly connects your indoor and outdoor spaces for your feline companion. Crafted with precision, this cat door is designed to fit perfectly into thin windows and walls, providing your cat with convenient access to the outside world.

Safety is paramount with the Thin Window Cat Door Insert. Its robust 4-way lock system ensures that your pet remains secure while preventing unwanted entry. You can rest assured that your furry friend will be protected while enjoying the freedom to explore. The weatherproof construction stands strong against harsh elements, shielding your home from rain, wind, and cold, maintaining a comfortable and dry environment for you and your loved ones.

The Liberty Cat Door for Horizontal Windows is a thoughtfully designed solution for pet owners seeking to provide their feline companions with safe and convenient access to the outdoors. Its durable construction, adjustable height range, and ease of use make it an excellent choice for various window types.

One of the key advantages of this cat door is its versatility. The adjustable height range allows it to fit most horizontal windows, providing a customizable installation experience. The sturdy white frame and flap ensure durability, withstand daily use, and blend seamlessly with your home's decor. Additionally, the flap's transparent design allows ample light to enter while providing a clear view for your cat.

The invention of Whiskers and Windows Cat Door Insert for horizontal sliding vinyl windows is a testament to understanding the unique needs of both cats and their owners. Designed to provide convenient outdoor access for beloved feline friends, this revolutionary product makes it easier than ever for cats to explore the great outdoors while ensuring their safety and well-being.

The adjustable flap adapts to cats of all sizes and temperaments, accommodating their individual preferences. The seamless integration into existing horizontal vinyl windows not only offers a practical solution but also maintains the aesthetic integrity of the home. Energy efficiency is maintained through the dual-flap design, which effectively seals off any potential drafts or heat loss while allowing cats to come and go effortlessly. Durability is another standout feature, with robust construction standing up to enthusiastic pet use, ensuring a reliable and long-lasting addition to any cat-friendly home.

The Endura Flap Window Cat Door Insert is a must-have for any cat owner who wants to give their furry friend the freedom to come and go as they please. This high-quality cat door is designed to fit horizontally sliding windows, making it easy to install in most homes. The durable aluminum frame is weather-resistant, so you can rest assured that your cat will be protected from the elements. The dual-layer insulated flap helps to keep your home warm and energy-efficient, even when your cat is using the door. Best of all, the Endura Flap Window Cat Door Insert is easy to clean and maintain, so you can keep it looking its best for years to come.

Overall, the Endura Flap Window Cat Door Insert is an excellent choice for cat owners who want to give their pets the freedom to explore the outdoors safely and conveniently. It is well-made, durable, and easy to use. I highly recommend this product to anyone who is looking for a high-quality cat door.

The Dragon Pet Door for Sash Windows is an adjustable window insert that provides a safe and convenient way for your cat to enter and exit your home. The single flap system helps to prevent drafts and conserve energy, while the durable construction ensures long-lasting use. The door is easy to install and adjust to fit most sash windows, making it a great option for pet owners who want to give their cats more freedom.

One of the best things about this pet door is its versatility. It can be used in both single and double hung windows, and it can be adjusted to fit windows that are 37"-40" wide. The door also comes with a weatherstripping seal that helps to keep out drafts and cold air, making it a great option for use in all seasons. Overall, the Dragon Pet Door for Sash Windows is a great way to give your cat more freedom and independence, while also keeping your home comfortable and energy-efficient.

The CEESC Extra Large Cat Door Insert is an excellent choice for pet owners seeking a convenient and weatherproof way to give their furry companions access to the outdoors. Its generous dimensions and durable construction make it suitable for both cats and small dogs. The 4-way locking flap offers peace of mind with its customizable access control options. While installation may require some expertise depending on the wall type, the overall design is well-thought-out and user-friendly. If you're looking for a reliable and weather-resistant cat door insert, the CEESC Extra Large Cat Door Insert is highly recommended.

One minor drawback is the occasional difficulty some users have reported with the flap operation. However, this is not a widespread issue, and most find the flap to function smoothly. Additionally, the installation process may require professional assistance for certain wall types, such as brick or concrete. For most homeowners, however, the installation is relatively straightforward and can be completed without expert help.

Introducing the ultimate solution for cat owners: our innovative Horizontal Window Cat Door Insert! This ingenious device allows your feline friend to enjoy the freedom of roaming while maintaining the security of your home.

Crafted with precision, our cat door seamlessly fits into horizontal sliding windows ranging from 46" to 49" in height. Its secure locking mechanism provides peace of mind, ensuring that your cat stays safe and preventing unwanted entries. The easy-to-operate flap empowers your cat with effortless entry and exit, giving them the freedom to explore and bask in the sunshine.