SKU: 96829955299

Window Cat Door Insert

Sale price$170.99 Regular price$189.99
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Ships within 48 hours · Estimated delivery Jul 12 - Jul 17

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Description

Window Cat Door InsertSized to Perfectly Fit Your Window, Easy Installation, & Secure Design! Give your cat the freedom to come and go safely with our Custom Cat Door Window Insert. Designed custom to ensure a perfect fit for your window, each custom cat flap offers easy installation and removability. Habitat Haven's durable, high quality cat door fits seamlessly into horizontal windows (or vertical windows contact us for custom options), providing a secure and

Sized to Perfectly Fit Your Window, Easy Installation, & Secure Design! 

Give your cat the freedom to come and go safely with our Custom Cat Door Window Insert. Designed custom to ensure a perfect fit for your window, each custom cat flap offers easy installation and removability. Habitat Haven's durable, high-quality cat door fits seamlessly into horizontal windows (or vertical windows - contact us for custom options), providing a secure and weatherproof entryway for your furry friend. Habitat Haven Window Cat Doors make outdoor catio access easy! Benefits include:

  • Perfect Fit: Your window insert is made to order and custom-fitted to precisely sit in your window tracks.

  • No Bugs: Provide outdoor access without leaving your windows open to the elements or bugs.

  • Better Insulation: Rather than leave windows open, keep your temperature stable and get better insulation for your home year-round.

  • Durable Construction: Made from solid 3/8" thick polycarbonate for strength and stability with two standard height options: 13" and 18".

  • 4-Way Locking Pet Door: For cats of all sizes.

  • Weatherproof Design: Brush weather-stripping around the swinging door and foam weather-stripping on all four sides to keep out weather and bugs.

  • Fast Shipping: Custom inserts are made to order and ship directly from our Michigan facility.

 

All inserts will be constructed with 3/8” polycarbonate which is more rigid and doesn’t flex as much during installation compared to thinner 1/4" polycarbonate. 

FREE Custom Design Services: If you need a different size or style cat door that is not listed please contact us for a custom quote! Our design team will work with you FREE to create a custom window insert that works perfectly for your exact window or use-case!

PLEASE NOTE:  if you have any doubts about measuring your window insert, and to ensure a perfect fit, please reach out and confirm your measurements with our sales and service team to ensure your order is perfectly suited for your window! Heights can be customized, but may incur additional charges. [email protected] | 866-484-0644

Product Specifications
  • Cat Door Sizes: We use a standard-sized pet door designed for cats up to 14" shoulder height (maximum approximately 16-20 lbs). Customizations can be made to the insert and pet door size, and charges may apply.

    • Included Cat Door has an overall size of 9-1/4"W x 10”H with a 7"W x 7"H Cat Flap. 

  • Tunnel Connection Option: If you are adding a tunnel connection, the window insert will be 18" height and have a Large Cat Door pre-installed with the Tunnel Connection around it. 

    • The included tunnel length is 4", but we can provide an attached tunnel up to 12". Contact us for pricing on customized options!
  • Polycarbonate: For window inserts up to 60" width inserts we use 3/8” thick clear polycarbonate. For widths over 60" we custom order polycarbonate or PVC which increases lead times and price. Other plastics are available to custom quote as needed, please Contact Us to discuss the best material for your use-case!
Measuring Guide
  • To get an accurate measurement for your window cat door insert, simply measure the width of opening when your window is in the up position, and then add 1/2" to that measurement. See images below for reference, or watch THIS TUTORIAL VIDEO.
  1. Fully open the window you'd like to use.
  2. Using a measuring tape, measure the interior width of the opening only (this is the distance between the window tracks - do not include the depth of either track in your measurement).
  3. Add 1/2" to that measurement. Input this number into the "Insert Width" field when ordering.
  4. You can also measure the total height of the opening to confirm the height of the insert you select will fit (the height of the insert should be less than the height of the opening).
  • For example: If your window opening is 30" wide, you will add 1/2" to this for a Window Width of 30-1/2". Input this number into the "Insert Width" field when ordering. Foam weather stripping is included and can be added to the outside edge of the insert, which creates a weather-proof seal between the cat door insert and the window opening and provides a tighter fit in the tracks. 

     

PLEASE NOTE:  If you have any doubts about measuring your window insert, and to ensure a perfect fit, please reach out and confirm your measurements with our sales and service team to ensure your order is perfectly suited for your window! Heights can be customized, but may incur additional charges. [email protected] | 866-484-0644

Tunnel Attachment

For customers looking to attach a tunnel to their window cat door insert, tunnel attachments allow for a seamless transition from your home to your Habitat Haven enclosure! Tunnel attachments are installed into an 18" height polycarbonate sheet, with a custom width and pre-mounted 4" length tunnel attachment.

Longer tunnel attachments are available up to 12 inches.  Each additional two inches of tunnel over the standard 4-inch length is $20 (for example, an 8-inch tunnel attachment will add $40 to the total window insert cost). Please call or email to purchase!

PLEASE NOTE:  Tunnel Connectors are only available installed into an 18" Height polycarbonate Cat Door Window Insert. Please ensure your window can open at least 18" before purchasing.

 

Installation
  • Cut and install insulating foam strips: Provided with every order is a foam weather stripping with one glued edge to prevent warm/cold drafts around the edges of your window insert. Cut the included foam strips to lengths needed for the top, bottom, and both sides. Remove the cover of the glued edge, and then press the foam strips onto the edge of the window insert. Give the glue a minute or two to dry and adhere the foam weather stripping before moving onto the next step.

  • Place your insert into your window.  The cat door window insert should be inserted into the track on one side, then aligned directly under the window. Lastly center the window insert so each end sits evenly in both sides of the window’s track/guide.

Fabrication & Shipping

PLEASE NOTE: if you have any doubts when measuring your window insert, and to ensure a perfect fit, please reach out and confirm your measurements with our sales and service team! Confirm your order is perfectly suited for your window as Cat Window Inserts are 100% custom and non-refundable!

If ordered individually, your insert will ship via small parcel which can take 1-5 days depending on your location (see our shipping page) in addition to fabrication time. If your window cat door insert is ordered with a catio enclosure, they will ship together (likely via freight delivery service).

Please note: Window inserts are fabricated in our facility and made to order. Lead times vary depending on order volume. Use the estimated delivery window at the top of the page to determine approximately when your insert will arrive.

Max Window Width for Stocked Polycarbonate: We stock widths up to 60" for polycarbonate, if your window is longer than 60" we can custom order your size from our distributor (either PVC or polycarbonate). Please Note: Custom sizes over 60" will have longer lead times than stocked sizes and will be subject to additional charges.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 96829955299

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4.3 ★★★★★
Based on 192 reviews
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Kelly
Grantham, US
★★★★★ 5
Ohhh Mr. Iguana
Size: Medium/Large, Color: Illana the Iguana - Large
Mr. Iguana is a house favorite! I got my first one of these in a barkbox and my dog loved it so much, i went on the hunt for another one. Amazon saved the day! I own about 7 of these now. They are prefect for dogs just love to chew, they hold up great! And they are heavy duty, super easy to clean! My dogs are very happy, great value for the money! Doesn't have a smell, vibrant colors! Noise level is quiet, minus my dogs chewing !
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 13, 2025
S
Verified Purchase
sec682
Omaha, US
★★★★★ 3
Not for strong chewers
Size: Medium/Large, Color: Dog Ness Monster - Large
Initially, I really liked this for my dog. She is about 8 months old and still loves to chew and destroys most toys in a few minutes. When we got this, it seemed like it would hold up for a while despite being clearly gnawed on. Unfortunately, once she focused on the softer "water" portion of the toy, that is where things went downhill with this toy. After a few short chew sessions, she was tearing chunks out of it. We had purchased a replacement since she liked the original so much, and after about 5 minutes with the replacement, she had taken enough out of the blue section that we immediately threw that one out as well. Overall while the green portion held up, the blue didn't. I can't recommend this for strong chewers.
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Reviewed in the United States on December 8, 2025
G
Verified Purchase
Gary Hugo
New York, US
★★★★★ 4
Definitely not indestructable
Size: Medium/Large, Color: Dog Ness Monster - Large, Size: Medium/Large, Color: Dog Ness Monster - Large
I have a 1-year-old toy fox terrier (Rocky, pictured). He has been chewing on this toy for seven months now; it is one of his favorites. He has been unable to seriously damage the "ocean" portion of this toy, but as you can see from the provided image, the sea serpent has not faired that well. It is missing its snout and smaller portions of the humps. My guess is that the advertiser images showing much larger dogs with "like new" versions of the toy are just that...NEW AND UNCHEWED. I have not had to clean up bits of this toy from my floor, so I assume Rocky has been swallowing them. My hope is that the yellow material of the serpent is not chemically dangerous when exposed to digestive fluids. Rocky easily destroys plush toys in a matter of days if not hours and, consumed pieces of a small microfiber blanket that he liked to toss around and play tug-of-war with (past tense as he destroyed it and has since been trashed after I began finding feces-stained undigested pieces of it lying around). Since this toy has survived seven months and has remained recognizable, I have to agree it is durable. Just beware, if my small toy fox terrier can damage the toy as pictured, expect your large breed chewer to do similar or worse damage. Also, the toy is very heavy! When Rocky drops it down a flight of stairs, it makes a MAJOR thud at the bottom, and sometimes makes me wonder if it might crack the large tile at the bottom. I cautiously recommend the product. Note the yellow frisbee in Rocky's picture. It is only a few months old and surprisingly has not suffered any chew damage despite substantial abuse. It appears to bend in the wind like a proverbial reed, evading damage by yielding to pressure.
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Reviewed in the United States on July 5, 2024
E
Verified Purchase
Elaina rice
Belleville, US
★★★★★ 5
Dog loves it! For tough chewers for sure
Size: Medium/Large, Color: Dog Ness Monster - Large, Size: Medium/Large, Color: Dog Ness Monster - Large
Dog absolutely loves it, he’s super rough on all of his toys they usually last about 10 minutes bore they are torn to shreds. It’s lasting through his chewing so I’m happy. It’s also super cute.
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Reviewed in the United States on April 9, 2026
M
Verified Purchase
miriana
Pawtucket, US
★★★★★ 5
Loch Yes
Size: Medium/Large, Color: Dog Ness Monster - Large, Size: Medium/Large, Color: Dog Ness Monster - Large
Cute toy, dog really likes it. I had my doubts when I pulled it out, and honestly so did she, but the soft part bounces, so that got her going. We've had it for about a week. My dog is ~70 lbs and a moderate chewer, and this monster still gets regular play and is holding up well.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 18, 2026

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