Security Boss SB72W Insulated Wall Mount Dog Door
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Authorized Dealer
Fast Shipping
30-Day Stress Free Returns
Pay with Interest-Free Installments
Secure Checkout
Family Owned Business
The SB72W is the wall-mount version of Security Boss's SB72, a tougher take on the MaxSeal. It's built for dogs that stay outside and chew on their door, and for homes in far northern climates where it drops below -40°F. It comes with an aluminum tunnel you trim to your wall, seals and insulates like a MaxSeal, and locks with a security panel. Security Boss hand-builds each door to order in the USA.
| Size | Flap | Rough cut | Exterior frame |
| Medium | 9" x 12" | 11 1/8" x 13 13/16" | 12 3/8" x 15 1/16" |
| Large | 11" x 16" | 13 1/8" x 17 13/16" | 14 3/8" x 19 1/16" |
| Tall | 11" x 20" | 13 1/8" x 21 13/16" | 14 3/8" x 23 1/16" |
| Wide Tall | 15" x 20" | 17 1/8" x 21 13/16" | 18 3/8" x 23 1/16" |
| Mammoth | 15" x 24" | 17 1/8" x 25 13/16" | 18 3/8" x 27 1/16" |
How to measure: choose a flap 1.5" to 2" taller than your dog's shoulder height. Security Boss suggests adding at least 1/8" to the rough cut's width and height, and having the door on hand before you cut the wall.
Choose the SB72W for chewers and extreme cold, since its flap is clad in aluminum. The MaxSeal PRO for Walls also insulates well and comes in more sizes, from Small to Behemoth, with single or dual flaps.
Contact us with your wall thickness. A trim-to-fit wall tunnel is also sold separately.
Yes, the SB72 for Doors.
Yes. The main components can be replaced or upgraded. Extra interior flaps can be added when you order, and we sell Security Boss parts separately.