Carlson 18-30.75" Mini Expandable Dog Gate with Small Pet Door, Pressure Mounted Metal Indoor Pet Gate for Doorways & Bottom of Stairs, Cat Gate, White

.The Carlson Mini Expandable Dog Gate Indoor is the perfect solution for homes with small dogs and cats. Designed specifically for mini breeds and small pets, this compact pet gate provides a safe, chew-proof way to contain pets while protecting your home. Standing just 18” tall, this low-profile dog gate is easy for adults to step over while securely blocking small pets. The expandable design adjusts to fit openings between 18”–30.75” wide, making it ideal as a dog gate for doorways, hallway barrier, or bottom-of-stairs gate. Installation is quick and tool-free with a pressure-mount system and adjustable tension knobs that hold the gate firmly in place without drilling or wall damage. A built-in 7.5” x 7.75” small pet door functions like a cat door or small dog door, allowing smaller pets to pass through while keeping larger animals contained. The locking feature provides added control when needed. Constructed of durable metal, this reliable pet gate indoor solution is built for everyday use. Designed by pet lovers, for pet lovers, Carlson Pet Products helps create safer, more comfortable spaces for pets at home. American designed and family owned, Carlson is a trusted U.S.-based brand delivering dependable pet safety and containment solutions for over 20 years.
.PERFECT FOR SMALL DOGS & CATS – ADJUSTABLE FIT: Designed for small breeds, puppies, and cats, this compact dog gate indoor stands 18” tall and fits openings 18”–30.75” wide. Includes three 4” extensions for multiple width options (18”, 21.75”, 26.25”, 30.75”). Please measure carefully, this gate does not fit between extension sizes.
.EASY STEP-OVER DESIGN: The 18” height allows adults to easily step over while keeping small pets safely contained. Expands to fit doorways and works great as a gate for bottom of stairs.
.BUILT-IN SMALL PET DOOR: Includes Carlson’s patented small pet door that works like a built-in cat door or small dog door. Allows small pets to pass through while keeping larger pets blocked. Locking feature adds extra control when needed.
.IDEAL PET GATE FOR INDOOR USE: Use as a pet gate indoor to block off kitchens, bedrooms, laundry rooms, or other restricted areas. A versatile dog gate and cat gate solution for everyday home use.
.QUICK, WALL-FRIENDLY INSTALLATION: Secure pressure-mount system installs in minutes with no drilling required. Durable metal frame with non-toxic finish provides long-lasting performance as a reliable dog gate or cat gate.
.Just 18 inches high and perfect for puppies and small breeds
.Durable, lead-free, non-toxic, chewproof all-steel construction
.Small pets pass through pet door, while you step easily over the gate
.Quick and easy setup
.Includes 6-inch extension