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There are a number of various cat door options to fit in your glass doors or sliding patio doors, based on your preferences and security requirements. Choose between electronic and manual cat flaps that allow your pet to get in while keeping unwanted critters out. You can easily engage a Tasker to install your pet door by making the simplest request on Airtasker. Answer a few questions about your project, and look out for offers that are competitive. Cost The cost of installing a cat flap inside a glass door depends on the kind of cat door you c