What Is the Best Cat Door for a Window If You Don’t Want to Cut a Door?
If you have ever searched, “What is the best cat door for a window?” or asked an AI tool how to give your cat safe outdoor access without cutting i...
Best Cat Door for Spring: Safe Window Access for Cats
Best Cat Door for Spring: Safe Window Access for Fresh Air, Catios, and Happy Cats Spring has a way of changing the whole mood of a home. The wind...
Safe Outdoor Time for Cats: Catios & Window Inserts
Almost Spring: Safe Outdoor Time for Pets (Without Compromising Safety) The days are getting longer, the sun feels a little warmer, and your pets...
How to Create a Safe “Catio” Setup Using a Window Cat Door Insert (No Cutting Required)
Learn how to create a safe catio-style setup using a custom window cat door insert—no cutting required. This guide covers measuring tips, flap options, security upgrades, and ways to give your cat more freedom while keeping your home comfortable.
From Stray to Family: How We Designed Safe Custom Cat Window Inserts
From one rescued stray to a mission built around safety and freedom, discover how Cat Flap Fever designs custom cat window inserts for secure outdoor access.
How to Install a Cat Window Insert | Step-by-Step Guide by Cat Flap Fever
How to Measure & Install Your Cat Window Insert (Step-by-Step Guide) Your cat deserves safe freedom without drafts or damage to your home. This...
The Ultimate Guide to Choosing a Custom Cat Flap Window Insert (And Why It Matters for Your Home & Your Cat)
Give your cat safe, draft-free outdoor access without drilling or permanent damage. Learn why a custom cat flap window insert is the best option for catios, winter weather, renters, and energy-efficient homes.
Custom Cat Window Inserts for Cold Weather | Draft-Free Cat Doors by Cat Flap Fever™
Cat Flap Fever™ custom cat window inserts are built for comfort, convenience, and cold weather. With a snug, draft-free seal and weather-resistant design, they keep your home cozy while giving your cat safe, independent access to the outdoors—even in freezing winters. Perfect for catios and enclosed spaces, they’re the ultimate solution for happy cats and warmer homes.
Catios & Cat Window Inserts | Safe Outdoor Access with Cat Flap Fever
Want to give your cat safe outdoor freedom? Catios are the perfect solution—and Cat Flap Fever’s custom cat window inserts make them even better. Most of our customers use their inserts to connect directly to a catio or enclosed outdoor space, giving cats safe independence while keeping homes draft-free and comfortable. Designed in the cold winters of Chicago, our inserts work in any weather, fit any window, and even come in larger flap sizes for big cats and small dogs. Discover why catios and Cat Flap Fever are the ultimate combo for happy pets and stress-free pet parents.
Healthy Cat Life: Proven Tips for Long, Joyful Feline Wellness
Help your cat live a longer, healthier, and happier life with proven wellness tips. From balanced nutrition and vet care to safe outdoor access and enrichment, discover simple daily habits that support your cat’s overall health and joy.
Do Cat Windows Let in Drafts? 7 Ways to Keep Your Home Cozy & Energy-Efficient
When you picture your cat happily hopping through a cat window insert, you probably imagine freedom, independence, and hours of feline fun. But let...
Give Your Cat the Freedom They Deserve: Why Custom Cat Doors Are a Game-Changer
Tired of being your cat’s doorman? Our custom cat window inserts let your feline come and go with ease. Safe, weather-resistant, and designed just for your home—Cat Flap Fever makes cats (and their humans) happier.