Dog Door Doggy Door Easy Install - Wood & PVC Doors & Walls，Doggie Free Movement & Strong Magnetic Auto-Close & Sliding Lock,Telescoping Frame,8 1/8" x 13 2/5" for Medium Dogs Up to 40 lb

Designed for Pet Freedom:Allow dogs to go in and out freely without any owner's assistance. SIZE NOTE: lap Opening 8 1/8""W x 13 2/5""H. Cutout in Door:8 1/4""W x 13""H. Frame 10 1/2""W x 15""H. Designed for pets medium dogs cats up to 40 pounds.Medium Door Package List：Silver Hex Nuts（Set of 6），Nylon Screws（Set of 6+1 Spare）Screw Installation Aid(1 piece)Once all 6 screws are installed, the product is securely in place.. Easy Install:just 3 simple steps with included template and clear instructions,no professional help required at all. The pet door is suitable for installation on wood, PVC, gypsum doors and walls, and fits all installation thickness ranges from 1/16'' to 2.5''.. Safety & Durability: This dog door cat dog is made of high-quality plastic and PVC with no sharp edges on all sides, creating a safe and comfortable environment for your family and pets. Equipped with reliable locks, you can open and close the pet door freely without worrying about safety issues. DURABILITY: Made of premium plastic material, it has excellent durability and thermal insulation performance, which is better than similar steel products and will never rust during use. Energy Efficient & Great Value: Equipped with Strong Magnetic Auto-Close & Sliding Lock,Full-featured pet door with EVERY practical function you need, all at a totally reasonable price! Blocks cold air in winter and hot air in summer, keeps your home comfy and cuts down on heating/cooling bills big time.. Vegeggs Brand Guarantee: We’re a fast-growing brand that puts customer satisfaction first! Every pet door comes with all the accessories you need, and we stand behind our products with top-notch quality and perfect after-sales service. Your fur baby will love their new freedom door!