Pet Door Guys - "In The Glass" Flap Size:Large or when you need a

or when you need a more controlled routine

the material compresses slightly when the door is closed

Built for Everyday UseThe aluminum and vinyl frame options provide long-term durability

engineered to perform in demanding conditions

A More Substantial Panel Design

Pet Door Guys - "In The Glass" Flap Size:Large or when you need aThe Pet Door Guys In The Glass Pet Door is engineered to replace one insulated glass panel within your existing sliding glass door, French door, or sidelight. Rather than adding a framed insert, this solution maintains the original door frame and preserves the visual continuity of your home. Each unit is constructed with tempered dual pane glass filled with argon gas for insulation and includes a factory installed Endura Flap. Optional Low E or tinted