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Security Boss Giant Breed Dog Door for Sliding Door - Giant 15” x 28” Pet Flap Doggie Door - Custom to Your Specific Door - Heavy Duty Aluminum Frame - Extra Large Dog Door for Extra Large Dog Breeds
GIANT OPENING This extra large dog door has a 15” by 28” opening with customizable rise. UNIVERSAL FIT Multiple sizes, a spring-loaded adjusting mechanism, and available extensions. SECURE + WEATHER-TIGHT Fits tight into your sliding door tracks, with superior weather stripping. EASY INSTALLATION Pop into your sliding door tracks, tighten two thumbscrews, and you’re done! UNIQUE FLAP DESIGN UV treated flap with magnets and dense brushing creates a usable yet firm seal. CUSTOMER FAVORITE Check our reviews -

Price is $564.00

Price: $563.99