Product overview A compact cat tunnel/flap designed for easy installation in windows, doors, cabinets, panels and thin walls. Provides controlled access, weather protection and a clear view for your pet. Key specifications - Frame size: 24.4 cm x 20.3 cm x 3 cm (H x W x D) - Flap opening (inside): height 15.0 cm, width 14.7 cm - Material: weather-resistant ABS plastic with a smooth finish - Locking: 4-way mechanical lock switch (see modes below) - Design: transparent flap to allow animal visibility - Sealing: firm groove with pressure tabs for a weatherproof brush strip; brush strip can be reinserted easily if it loosens Why customers need this - Control: The 4-way locking switch gives you precise control over your pet’s movement—allow entry only, exit only, two-way access, or fully locked—helpful for training, managing multi-pet households, or protecting indoor areas. - Visibility and comfort: The transparent flap lets your cat see through before passing, reducing hesitation and stress. - Weather and pest resistance: Weatherproof ABS construction plus a brush strip channel helps reduce drafts, rain ingress, wind noise and pests such as mosquitoes. - Versatile installation: Small frame and shallow depth make it suitable for windows, interior doors, cabinets, panels and thin walls where space is limited. Locking modes (select with the switch) - Exit only - Entry only - Entry and exit (two-way) - Fully locked Practical features - Compact frame fits tight openings while offering a 15.0 cm x 14.7 cm interior flap size for most cats - Smooth ABS surface for easy cleaning - Firm groove with pressure tabs secures a brush strip to minimize noise and seal against weather; brush strip can be popped back into place if it loosens - Transparent flap helps pets decide whether to pass through, making transitions smoother Use scenarios 1) Apartment balcony window: Install the cat tunnel in a window or balcony door panel so your cat can access a small enclosed balcony safely while you control when they can go out with the lock settings. 2) Interior room divider: Fit into an interior door or cabinet panel to allow a cat to move between rooms (or to restrict access to a litter or feeding area) using the appropriate lock mode. 3) Thin-wall installation (RVs or sheds): The shallow 3 cm frame depth makes it suitable for thin walls or panels where full-size flaps won’t fit, while the brush strip helps reduce drafts and insects. What you get - A weather-resistant ABS frame with transparent flap - 4-way lock switch for exit only, entry only, two-way, or fully locked operation - Groove and pressure-tab system for a weatherproof brush strip (brush strip can be reinserted easily) Notes - Verify the flap opening dimensions (15.0 cm H x 14.7 cm W) match your pet’s size before installation. - Designed for installation in windows, doors, cabinets, panels and thin walls as specified.