Tongass Easy-to-Install Screen Door Pet Flap 11 3/4" x 16 9/10" Screen Pet Door Suitable for Pets Under 100 Lbs Impact-Resistant Frame with Secure Dual Sliding Locks for Porch and Window Screens
LARGE SCREEN PET DOOR - Note that a pet weight of under 100 pounds is just a general recommendation. Measure your pet to ensure a comfortable fit. The flap opening is 11 4/5 inches wide by 16 9/10 inches tall.
MADE OF DURABLE MATERIALS - The impact-resistant plastic frame and tear-resistant screen mesh can withstand frequent and rough usage from both cats and dogs.
SUITABLE FOR BOTH DOOR AND WINDOW SCREENS - Designed specifically for screens, this screen pet door with plastic frame blends perfectly with most storm door screens, porch screens, or even window screens.
EASY TO INSTALL PET DOOR - Has two parts, an exterior and interior frame that snaps together, fastening to the existing screen. There are optional screws you can use to further secure the pet door.
WITH DUAL SLIDING LOCKS - Locks on the small door prevent unwanted entry. Note: Only lock the pet door when your pet is already proficient in using the door.