Heavy Duty Dog Doors for Sale- .354 Inch Thick, Spring-Loaded Doors

Detailed Information

Easy To Install. Just Cut a Hole That Is About One or More Inches Smaller Than the Door. Then Screw on The Door with Short Wood Screws Through the Flang by the Hinges. (Three Screws) Doors Can Be Flipped 180 Degrees to Have Hinges on Opposite Side of Doorway.  It's Simple! For Winter I Run Two Doors Just to keep Thing More Air-Tight. In North Iowa We Have Cold Windy Winters. I Have One Outside of the Wall and One Inside of The Wall Making a 3.5 Inch Gap (Wall) Between them. Then It's Called a Double Doggy Door! This Way If the AC or Heat is on a Dog Will Not Be Able to Lay in It with It Open During Extreme Temps. Just Use 4 Glass Board Pieces to Go around the Interior of the Hole. I Use .25-inch-Thick White Plastic. I Can Sell you Some and Ship it with it if You Need it. ($10) I have 4 x 8 Foot Sheets of .25-Inch-Thick White Plastic on Hand Here. I can You Sell Whatever Size You Need if You Need a Flat Surface to Mount the Door.  This Door will Work Great Going in and Out of House, Garage, Kennel, or Pet Crate Furniture. The Best Part is This...  When a Puppy Has a Choice to Go in and Out at Its Own Choosing, it will Always Go Outside to Do Its Business! This is the Best and Cheapest House-Training Money can Buy. Yes! It Works on Eight-Week-Old Puppies! It's Not Just an Aid, It's the Instant Solution!  Brian Sterrenberg 30-year Dog Breeder