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Based on your security and preferences There are a variety of cat doors that you can install on your sliding patio or glass doors. Select between electronic and manual cat doors that let your pet in while keeping unwanted animals out. You can easily engage a Tasker to put up your pet door with the simplest request on Airtasker. Just answer a few simple questions regarding your project, and then keep an eye out for offers. Cost The cost of cat flap glass door installation is contingent on the kind of cat flap you select and the door y