Wall tunnel kit for High Tech Power Pet Large Size Pet Doors (High Tech Model#: PX-2; PetFrenzy Item#: HITEC-PX-2).
Molded ABS self framing tunnel fits snugly into the POWER PET door housing on one side and the Outer Frame (included with your Power Pet door) on the other side.
The tunnel's telescoping action will accommodate walls that are 4" - 8" thick.
