Endura Flap Wall Mount Pet Door for Thick Walls Flap Size:Small retainer clips have a direct

retainer clips have a direct effect on how well your pet door performs

reducing the chance of debris buildup over time

small dogs

Original Endura Flap models use square corner joints and require hole plugs

Designed specifically for vinyl sliding glass doors: This cat door panel seamlessly fits into channel-style tracks at least 1-1/2" thick (will not work with monorail tracks)

Endura Flap Wall Mount Pet Door for Thick Walls Flap Size:Small retainer clips have a directBuilt for homes where wall depth is the deciding factor, this model delivers a clean in wall pet entry when a standard tunnel range is not enough, while keeping the opening more protected for everyday comfort. Made for deeper wall construction The extra long telescoping aluminum tunnel is sized specifically for thicker wall builds, so the door can span the full depth without relying on a separately fabricated tunnel section. The result is a more