Havahart® Medium Aluminum Dog Door

Model #: 7121

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  • Item #7121
  • Best Used For Pets up to 40 Pounds
  • Easy to Install
  • Provides Indoor & Outdoor Access

Model #7121

Best Used For:

up to 40 lbs.

The Freedom They Deserve, and the Security You Expect

Pets of all energy levels may come and go as they please with this Havahart® Medium Aluminum Pet Door. This pet door features a flexible PVC flap with a magnetic energy seal that reduces temperature loss from your pet entering and exiting the door and a lockable steel panel to give you extra peace of mind. And its high-quality aluminum construction ensures a more durable and long-lasting solution than a plastic door.

Simple 3-Step Installation

Install your Medium Aluminum Pet Door in 3 easy steps:

1. Use the door template to draw an outline of the unit on your door.
2. Drill a starter hole in any corner, and cut along the outline with a jigsaw.
3. Install the door into the opening, and insert the screws.

Watch the video »

Finding the Pet Door that’s Right for You

Havahart® pet doors are recommended for indoor applications or outdoor access to covered areas, as well as outdoor applications for temperate climates. All pet doors fit hollow and solid doors. Before purchasing a Havahart® pet door, please be sure to take the proper measurements to ensure that you purchase the correct size door for your pet(s).

Choose the correct size pet door »

Havahart Expansion Kit
Model # 7121
Frame Dimensions 9.5" x 13"
Entrance Dimensions 8.5" x 12"
Door Depth Range 1.25" - 2.25"
Frame Material Aluminum
Flap Material PVC
Seal Type Energy-Saving Magnetic Seal
Security Lockable Steel Security Panel
Pet Sizes Best For Up to 40 lbs.
Pet Activity Level Best For Low to High - Frequent Use

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