Installs on either left or right side closing of sliding glass doors. Heavy-duty aluminum construction with Ultra Seal all-weather, energy-conserving flexible flap system reduces energy loss. Spring loaded height adjusts automatically from 76¾" to 81”. Shatter-resistant, tempered safety glass with latch lock assembly enables sliding glass door to lock. Includes glass sweep and weather stripping. Available in satin or white.
| Size | Weight of Pet | Flap Opening |
| Small | up to 12 lbs | 5" x 7" |
| Medium | up to 40 lbs | 8" x 11" |
| Large | up to 80 lbs | 10" x 15" |