PetSafe NEVER RUST Wall Entry Pet Door - Telescoping Frame - Insulates Better than Metal Doors, Energy Efficient Cat & Dog Door - Interior & Exterior Walls, Weatherproof, Easy to Install & Clean - M

PetSafe Never Rust Wall Entry Pet Door - Telescoping Frame - Insulates Better Than Metal, Energy Efficient - Interior & Exterior Walls, Weatherproof, Easy to Install & Clean (White - Medium)

PetSafe Wall Entry Aluminum Pet Door Extension Tunnel - Extends Wall Entry Doors for Thick Walls (7.25 in. - 12 in.) - Medium, Black

PetSafe Original Replacement Flap, Dog Door Replacement Flaps, Doggie Flaps Made of Non-Toxic Material, Weather Resistant, (Size- Medium)