PetSafe Medium Extreme Weather Aluminum Pet Door - ZPA19-16853

The PetSafe Medium Extreme Weather Aluminum Pet Door gives cats and small dogs up to 40 lb the freedom to go in or out while helping your home stay comfortable year-round. Engineered for energy efficiency, it minimizes drafts in winter and reduces cooling load in summer.

• Opening and pet fit: Medium opening size is 8 1/4 inches wide by 12 1/4 inches high, designed for pets up to 40 lb. Other size options are Large (1–100 lb) and Extra Large (12–220 lb) to accommodate bigger pets.
• Insulation and weather sealing: Features 3-flap insulation that blocks three times more thermal energy than a standard pet door; adjustable, flexible flaps with a magnetic seal to keep weather outside where it belongs.
• Durable construction: Sturdy metal frame with reinforced aluminum corners built to withstand multi-pet households and daily use.
• Access control: Slide-in closing panel lets you control your pet’s access and helps deter stray animals.
• DIY installation: Easily installs in most exterior doors (paneled, wood, PVC, metal) 1 1/2"–2" thick. Comes with a template and simple step-by-step installation guidance.
• Warranty and support: 1-year warranty and access to PetSafe customer care; experts available Monday through Saturday at 1-800-845-3274.
• Brand and quality: PetSafe is a trusted global leader in pet behavior, containment, and lifestyle innovations with nearly 30 years of experience.

The door helps reduce drafts and energy costs, supports independent pet outdoor time, and is built to last in busy homes with multiple pets. Whether updating an existing door or installing a new one, it’s designed for straightforward DIY setup and long-term reliability.