IN-WALL DOG DOOR SYSTEM: Requires a wall cutout of 9.8″W x 14.3″H, with a flap opening of 8″W x 12.4″H. Ideal for homes where standard doors can’t accommodate a pet entrance, the medium doggy door for wall offers your pets their own gateway to freedom, allowing them to come and go as they please.
BUILT STRONG, BUILT SECURE: Unwavering excellence and protection for Your Pets. Our pet door for walls is expertly crafted with advanced metal laser welding technology and features a high-grade steel alloy frame for exceptional durability and enhanced security. This robust construction provides a safe and reliable passage for your beloved pets, giving you peace of mind as they explore their world.
ENERGY SAVER: Featuring a unique 3-flap system, our dog door for exterior walls offers exceptional weatherproofing and enhanced energy efficiency. The included slide-in closing panel provides an extra layer of insulation when not in use, shielding your home from harsh weather and drafts. This smart design helps maintain a comfortable indoor temperature while reducing energy costs.

【STURDY & ENERGY-SAVING】Classicmacher Weatherproof Dog Doors are made of strong, high-quality plastics. Additionally, they feature exterior slide-in locking panels to provide better protection for your home against extreme weather conditions and to reduce energy loss.
【LARGE DOG DOOR】 Doggie door for Large Dogs frame size is 13 7/8”(W) x 21 1/8”(H), Flap opening is 11 ”(W) x 16 1/4”(H). It fits paneled, wood, PVC, and metal doors 1 ” – 2 ” thick, and is designed for pets up to 100 pounds.
【FREEDOM & INDEPENDENCE】The white frame of plastic material is designed with a backplate, solid magnets, and magnetic flaps that allow your dogs to enjoy free entry and exit, potty breaks, and playtime without your help. Easily prevent any unwanted guests from entering.