Large Dog Door Replacement Flaps with Screws, and 3-Flap Dog Door for Wall,Steel Frame and Telescoping Tunnel (Pets Up to 100 Lb) -Large

The MIAOTONG Dog Door Replacement Flap and 3-Flap Dog Door Set is the perfect solution to enhance your pet door's functionality! Designed specifically for the original dog door, this set uses the same high-quality materials and modern, minimalist style to ensure a seamless fit with your home decor. The replacement flap and door curtain are made of high-quality, environmentally friendly materials with excellent waterproof and dustproof performance, while the reinforced wall door structure provides long-lasting durability. The specially upgraded three-layer insulation design (with an additional insulation layer) can withstand extreme weather conditions from -20°F to 120°F, effectively saving energy and keeping warm.

• Fit For Large Doors and Large Size Pets : Replacement dog door flap Measures 10 1/8"(Width) x 16 7/8"(Height), FIVE Screw holes at the top of the Flap for adjustment, and it also can be use as cat door flap replacement
• Protection from Wind, Rain, UV Rays ：Large dog door flap replacement Made from flexible, durable materials, Magnetic strip at bottom of flap, Can suck the bottom firmly, Suitable for all seasons
• Perfect For Large Pets: MIAOTONG premium aluminium dog door for wall has expandable access and fits walls 3 9/16 - 6 11/16 inches thick. Flap opening 10 1/8"W x 16 7/8"H, frame 11 3/5 "W x 17 9/10"H, sturdy frame, Pets Up to 100 lbs
• Energy Saving Insulation: MIAOTONG pet door for wall adds an extra insulating flap to the double flap design to withstand harsh weather conditions from -20°F to 120°F
• Easy to Install:Wall dog door comes with intuitive cut-out templates with detailed step-by-step installation guides to make the installation process quick and easy, even if it's your first time trying it out, so you can do it yourself