Sound - Offers pet doors, vehicle barriers, pet gates and flaps.
Meta Description: [ Specializes in top quality dog and cat pet doors and pet barriers. ]

A-Plus Pet Screen Doors - Allows pets access to the inside and outside of homes.

Cat Doors and Cat Flaps - Offers magnetic and wooden doors with online installation and evaluation guide. Located in New Zealand.
Meta Description: [ Cat Doors and Cat Flaps direct from the manufacturer. We provide strong, reliable and robust Cat Doors and Cat Flaps, each carries a guarantee of it's manufacture and functionality. ]

Cats Curtains - Custom made curtains for cat and dog flaps. Handmade to fit without the need for screws or glue. UK location.

Dog Crates and More - Offering crates, kennels, carriers, beds, treats and toys.
Meta Description: [ Affordable, top quality dog crates, pet carriers, electronic fences and more for people who love their pets and want the very best for them. ]

Dog Door Store - Supplying a range of portal doors, crates, backpacks and travel bowls. Illustrated descriptions and specifications.
Meta Description: [ We sell dog doors and pet doors for all locations of your home. ]

Friendly Fence - Offers dog and cat fence kits, accessories, and installation tools.

500 Highland Pet Supplies - Offering manual and electronic doors. Includes installation guides and door specifications.
Meta Description: [ Pet Doors at Doors 4 Pets. Your source for dog doors, cat doors, cat flaps and doggie doors ]

500 Metalcote - Sells plastic coated wire containment structures. Includes cat baskets, restrainers, rescue traps, and fold flat kennels. UK location.

Patio Door Accessories - Offers a device to allow operation of sliding doors by animals wearing remote collars.
Meta Description: [ The PETMATE allows your pets to open and close patio doors independently by converting it into an automatic sliding door. ]

Patio Pacific, Inc. - Pet doors for walls, doors and windows, screens, and sliding glass doors. Also sells containment systems and automatic feeding systems.
Meta Description: [ Pet Doors for doors, patio pet doors, pet doors for walls and screens, cat doors and cat flaps to big dog doors | Patio Pacific | Endura flap products ]

Pet Door Concepts - Offers doors for walls, french doors and glass.
Meta Description: [ Pet Door for walls, french doors and glass for your Dog or Cat ]

Pet Door Design - Offers custom-made exit/entry for patio doors. Installation available by company or supplies detailed instructions for professional installers in purchaser's area.
Meta Description: [ Patio Pet Door Conversion System: Our patent pending design has numerous advantages over competing patio pet doors and is the only product of its type available. ]

Petdoors USA - Allows exit and entry through walls, windows, screens, or patio. Also offers electric doors.
Meta Description: [ Pet doors from cat to Great Dane sizes for doors, walls, windows, screens, patio doors and electronic doors. Free catalog, free help line and free tech support. ]

The Cat Terrace - Offers materials, plans and instructional video for building an enclosed terrace that can be installed on a standard screened window.
Meta Description: [ The Cat Terrace Do-It-Yourself Window Cage. Makes your indoor cat outdoor happy. ]

The Cat's Den - Sells custom outdoor enclosures that can be accessorized with awnings, hammocks and shelves. Also offering tunnels and pet door. Located in Canada.
Meta Description: [ Outdoor cat enclosures, window cat enclosures, cat play pens, catteries. Outside cat enclosures for shelters, apartments, condos. More secure than outdoor cat cages, cat runs. ]