Endura Flap Single Flap Pet Door for 1-1/8" to 1-3/4" Thick Interior or Exterior Doors, Aluminum Frame in White or Black, Small to Extra Large

Features

• Includes secure locking cover for added safety, helping to restrict access when the door is not in use
• Single flap design offers energy-efficient insulation and easier access for pets while reducing heat loss and outdoor air infiltration
• Flexible polyolefin flap resists warping and remains functional in temperatures as low as -40°F for year-round performance
• Magnetic sealing on three sides of the flap helps block drafts and withstand wind speeds up to 50 mph
• Sturdy aluminum frame in black or white blends seamlessly with most doors and holds up to frequent use
• Small: Flap size: 6 in. W x 10 in. H; Frame size: 10.125 in. W x 16.75 in. H; Rough cut-out: 8.625 in. W x 15 in. H; Recommended pet shoulder height: up to 14 in.
• Medium: Flap size: 8 in. W x 14 in. H; Frame size: 12.1875 in. W x 20.75 in. H; Rough cut-out: 10.375 in. W x 19 in. H; Recommended pet shoulder height: up to 21 in.
• Large: Flap size: 10 in. W x 18 in. H; Frame size: 14.1875 in. W x 24.75 in. H; Rough cut-out: 12.5 in. W x 23.0625 in. H; Recommended pet shoulder height: up to 27 in.
• Extra Large: Flap size: 12 in. W x 22 in. H; Frame size: 16.25 in. W x 28.75 in. H; Rough cut-out: 14.6875 in. W x 27 in. H; Recommended pet shoulder height: up to 32 in.
• All sizes compatible with doors 1-1/8 in. to 1-3/4 in. thick; not suitable for thicker doors—see double flap model for 1-5/8 in. to 2-3/8 in. compatibility