Find the right pet door by opening, pet and purpose.
Compare wall, door, screen, glass, patio and kennel options—or narrow the catalog by pet size, weather package, finish, installation plan and replacement-part need.
Similar names can lead to very different installations.
Dog door, doggy door and doggie door share a shopping need. Wall, glass, screen, large-dog, replacement-flap and installation searches need distinct answers.
Start with the surface
A door model, through-wall tunnel, screen frame and in-glass frame solve different construction problems. Choose that family before size, finish or flap count.
Measure the individual pet
Use shoulder height, body width and step-over. Named sizes are only useful when their exact clear openings fit the animal and their outer frames fit the building.
Verify the complete opening
Flap opening, rough opening and frame tip-to-tip are different dimensions. Keep the label attached to every measurement and compare both faces of the location.
Plan the full project
Product price, local labor, professional glass fabrication, waterproofing and finish repair can be separate costs. Use exact configurations when requesting a quote.
Core dog and pet doors
Start broad, compare model families and understand current price factors.
Dog Doors
Shop durable dog doors for doors, walls, glass, screens and kennels. Compare 11 standard sizes, frame colors and single- or double-flap options.
Open buyer's guide →Dog-friendly accessDoggy Doors
Find doggy doors sized for small through giant dogs, with insulated double flaps, secure covers and four frame colors.
Open buyer's guide →Dogs and catsPet Doors
Shop pet doors for dogs and cats in door, wall, glass, screen and kennel installations with configurable sizes and finishes.
Open buyer's guide →Compare before you buyBest Dog Doors by Installation Type
Compare the best dog-door model for a wall, hinged door, glass panel, screen, kennel or interior pass-through based on fit and installation.
Open buyer's guide →Price the complete projectDog Door Cost and Pricing
Compare dog-door prices by installation model, flap size, frame finish and flap package, plus the project factors that affect installed cost.
Open buyer's guide →Complete model collectionPremium Pet Doors
Shop premium pet doors for doors, walls, glass, screens and kennels, plus matching replacement flaps, covers and service parts.
Open buyer's guide →Domestic manufacturingMade-in-USA Dog Doors
Shop core pet-door models identified in the manufacturer catalog as designed and manufactured in the USA, with serviceable replacement components.
Open buyer's guide →Shop by installation surface
Choose a purpose-built frame for the wall, door, screen, glass, patio or kennel opening.
Dog Doors for Walls
Shop through-wall dog doors with tunnel systems for walls up to 3, 10 or 16 inches deep. Configure size, color and flap count.
Open buyer's guide →Deep-wall planningDog Doors for Brick and Masonry Walls
Compare through-wall dog doors for brick, masonry and stucco assemblies with 10- and 16-inch tunnel options, flashing and installation guidance.
Open buyer's guide →Door-mounted accessDog Doors for Doors
Configure a dog door for a standard, French or pass-through door with 11 sizes, four frame colors and flap options.
Open buyer's guide →Wood-panel installationDog Doors for Wood Doors
Configure a dog door for compatible wood doors in 11 standard sizes with four frame finishes and flap choices.
Open buyer's guide →Solid-door installationDog Doors for Metal and Steel Doors
Shop dog doors for compatible metal and steel exterior doors and review cutting, edge and insulation considerations.
Open buyer's guide →Screens and enclosuresDog Doors for Screen Doors
Shop screen dog doors and universal screen models for screen doors, enclosures and screened porches.
Open buyer's guide →Professional installationDog Doors for Glass
Shop in-glass dog doors for professional installation in compatible glass panels. Compare sizes, finishes and flap configurations.
Open buyer's guide →Glass-side planningSliding Glass Door Dog Doors
Explore professional in-glass pet door options for compatible sliding glass panels, with sizing and installer guidance.
Open buyer's guide →Choose the right glass solutionDog Door Inserts and In-Glass Options
Compare sliding-door panel inserts with permanent in-glass dog doors and shop configurable in-glass frames for professionally fabricated panels.
Open buyer's guide →Sliding and hinged patio accessDog Doors for Patio Doors
Compare permanent in-glass and compatible hinged-door dog-door options for patio access, including professional glass and placement guidance.
Open buyer's guide →Double-door applicationsFrench Door Dog Doors
Configure a pet door for a compatible French door and review placement, sizing and installation considerations.
Open buyer's guide →Storm and screen door planningDog Doors for Storm Doors
Compare dog-door options for compatible storm doors, screen doors and screened panels with sizing and reinforcement guidance.
Open buyer's guide →Garage placementDog Doors for Garage Access
Explore pet-door options for compatible garage access doors and walls, with fire-separation and placement considerations.
Open buyer's guide →Commercial and home kennelsKennel Dog Doors
Shop kennel dog doors in 11 sizes with replaceable components, secure covers and multiple frame colors.
Open buyer's guide →Shop by dog size
Use actual shoulder height, body width and step-over instead of a generic weight label.
Cat Doors
Shop cat doors with smaller flap sizes, low step-over installation, replaceable flaps and secure cover options.
Open buyer's guide →Compact flap sizesSmall Dog Doors
Shop small dog doors for doors, walls, screens and glass. Measure your dog and choose from compact standard sizes.
Open buyer's guide →Mid-range flap sizesMedium Dog Doors
Shop medium dog doors for walls, hinged doors, glass panels, screens and kennels using actual shoulder-height and body-width measurements.
Open buyer's guide →Large and tall sizesLarge Dog Doors
Shop large dog doors with tall and extra-large flap sizes, double-flap weather options and secure covers.
Open buyer's guide →XL and giant breed accessExtra-Large Dog Doors
Compare extra-large, extra-large-plus and giant pet door sizes for walls, doors, kennels and professional glass installations.
Open buyer's guide →Measure the pet and openingDog Door Sizes and Size Chart
Compare 11 standard dog-door flap sizes from Small Medium through Giant and use pet, rough-opening and frame measurements to choose the fit.
Open buyer's guide →Beyond standard sizingCustom-Size Dog Doors
Plan a custom dog-door opening using flap, rough-opening, tip-to-tip and cover-size calculations.
Open buyer's guide →Popular breed fit guides
Use breed shape to create a shortlist, then measure the individual dog before ordering.
Dog Doors for Great Danes
Compare tall, extra-large and giant dog-door openings for Great Danes using actual shoulder height, body width and step-over.
Open buyer's guide →Athletic large-dog fitDog Doors for German Shepherds
Compare dog-door openings for German Shepherds by shoulder height, chest width, age and installation surface.
Open buyer's guide →Broad, active-dog fitDog Doors for Labrador Retrievers
Choose a dog door for a Labrador Retriever using actual chest width, shoulder height, step-over and installation-space checks.
Open buyer's guide →Large long-coated fitDog Doors for Golden Retrievers
Compare dog-door sizes for Golden Retrievers using body measurements, coat-aware width checks and comfortable step-over planning.
Open buyer's guide →Compact broad-chested fitDog Doors for French Bulldogs
Choose a low-step-over dog door for a French Bulldog using actual chest width, shoulder height and flap-resistance checks.
Open buyer's guide →Tiny-dog accessDog Doors for Chihuahuas
Compare small dog doors for Chihuahuas with low step-over placement, manageable flap resistance and secure cover options.
Open buyer's guide →Long-bodied, short-legged fitDog Doors for Dachshunds
Choose a dog door for a Dachshund with a low step-over, comfortable body clearance and measured flap resistance.
Open buyer's guide →Athletic cold-climate fitDog Doors for Huskies
Compare dog-door sizes and double-flap exterior configurations for Huskies using direct body and shoulder measurements.
Open buyer's guide →Broad-chested dog fitDog Doors for Pit Bulls
Compare dog-door openings for pit bull-type dogs using actual chest width, shoulder height and installation-frame clearance.
Open buyer's guide →Broad giant-breed fitDog Doors for Mastiffs
Choose an extra-large or giant dog door for a Mastiff using direct shoulder, chest and step-over measurements.
Open buyer's guide →Tall narrow-dog fitDog Doors for Greyhounds
Compare tall dog-door openings for Greyhounds using shoulder height, narrow body width and low-resistance passage planning.
Open buyer's guide →Low, broad-dog fitDog Doors for Corgis
Choose a dog door for a Corgi with low step-over placement, measured body width and manageable flap resistance.
Open buyer's guide →Weather, security and high-use needs
Compare flap packages, exposure, access control and serviceability.
Insulated Dog Doors
Shop double-flap dog doors for improved weather control in walls, doors, glass and kennels.
Open buyer's guide →Exterior-ready configurationsWeatherproof Dog Doors
Configure an exterior pet door with double flaps, weather stripping, flashing, rain protection and secure covers.
Open buyer's guide →Plan for winter exposureCold-Weather Dog Doors
Compare cold-weather dog doors with double flaps, aligned magnets, serviceable weather stripping, fitted covers and exposed-opening accessories.
Open buyer's guide →Control unwanted air movementEnergy-Efficient Dog Doors
Compare energy-conscious dog-door configurations using double flaps, accurate sizing, weather stripping, magnets and fitted security covers.
Open buyer's guide →Standard exterior configurationDouble-Flap Dog Doors
Shop double-flap pet doors in door, wall, glass, screen and kennel configurations.
Open buyer's guide →Access controlLocking Dog Doors
Configure a dog door with a fitted cover and shop replacement covers, pin locks, plunger locks, knobs and strikes.
Open buyer's guide →Serviceable constructionHeavy-Duty Dog Doors
Shop durable, serviceable dog doors for large pets, busy homes and kennel applications in tall, XL and giant sizes.
Open buyer's guide →Replacement parts and finishes
Match service parts to the installed model or narrow frames by finish.
Dog Door Replacement Flaps
Shop replacement pet door flaps and complete flap kits by size, including single and double-flap configurations.
Open buyer's guide →Genuine service componentsDog Door Parts
Shop pet door replacement flaps, covers, locks, magnets, weather stripping, tunnels, buildouts and installation parts.
Open buyer's guide →Close the openingDog Door Security Covers
Shop replacement pet-door covers, pin locks, plunger locks, knobs and strikes matched to compatible sizes.
Open buyer's guide →Frame finishBlack Dog Doors
Shop configurable black-frame dog doors in 11 sizes for door, wall, glass, screen and kennel installations.
Open buyer's guide →Frame finishWhite Dog Doors
Shop configurable white-frame dog doors for walls, doors, glass, screens and kennels.
Open buyer's guide →Installation planning
Prepare the correct product, dimensions and labor scope before cutting.
Dog Door Installation
Plan dog-door installation for a wall, door, screen or glass panel and understand the factors that affect installer scope and cost.
Open buyer's guide →Build a realistic labor scopeDog Door Installation Cost
Understand dog-door installation cost factors for walls, hinged doors, sliding glass, screens and kennels before requesting a local labor quote.
Open buyer's guide →Measure the pet before filtering the catalog.
The sizing guide connects pet measurements to standard flap sizes. The custom calculator converts flap, rough-opening and frame dimensions when a standard size does not work.