3-Flaps Insulated Aluminum Dog Door for Wall, Pets Up to 110 lb

About this item

• 3-Flaps Extreme Weather Protection: Upgraded from traditional 2-flap designs, this insulated dog door features an added thermal insulation layer and advanced insulation materials for improved temperature control and energy efficiency. The triple-flap system helps block cold drafts, heat, wind, and outdoor air for a more comfortable indoor environment year-round.
• Heavy-Duty Aluminum Construction:Crafted entirely from premium aluminum alloy and reinforced with an upgraded welding process, this dog door is built for superior strength, durability, and long-term performance. Unlike common plastic, iron, or low-grade alloy pet doors, the solid aluminum frame is lightweight yet highly resistant to bending, warping, rust, and paint peeling, making it ideal for large active pets and everyday use in all weather conditions.
• Generous Size for Large Pets: Flap opening 18.7 x 9.92 inches. Built for pets up to 110 LB, this heavy-duty dog door gives large breeds the freedom to go outside safely and comfortably. Great for Labrador Retrievers, German Shepherds, Golden Retrievers, Huskies, and other big dogs needing frequent outdoor access.
• Secure & Safe When Needed: Features dual security locks and a removable closing panel to help keep unwanted animals out and your home secure at night, during travel, or in bad weather. A practical solution for pet owners who want both convenience and security. Bonus: 2 firefighter stickers alert rescuers in case of emergencies, ensuring your furry friends are safe.
• Easy Installation for Most Homes: Designed for fast and hassle-free installation on a wide range of interior and exterior walls, this wall-mount dog door includes all essential accessories such as screws, installation instructions, and cutting templates for added convenience. The adjustable telescoping tunnel easily fits different wall thicknesses 3.95–7.5 inches, making it ideal for garages, mudrooms, and exterior walls.
• Reliable Customer Support & Replacement Parts: At Petcoming, we stand by our products and your satisfaction. Enjoy 24/7 customer support ready to assist you anytime. For added long-term convenience, replacement flaps and other compatible accessories are also available through our brand store, making maintenance and part replacement simple and worry-free.