Tunnel & Frame System battery Choose from the 57

Choose from the 57

and Collar for maximum aesthetics

the Tunnel Extension Kit extends your wall depth without sacrificing fit

Constructed of high-strength nylon and all aluminum hardware

the Tunnel & Frame System fastens securely to the studs in your wall - or directly to your door - for maximum security

Tunnel & Frame System battery Choose from the 57For new pet door installations or if youre replacing your existing pet door, our weatherproof Tunnel & Frame System with awning provides the perfect foundation for a complete pet door system using the Smart Pet Door. The durable Tunnel & Frame System expands to fit on doors or walls between 5 8 and 10. 5 thick (16 mm to 267 mm). The Tunnel & Frame System forms the core of any new Pawport system and allows for secure and easy mounting of all Pawport