Doors & Flaps
doors & flaps — pre-owned
Browse 242 doors & flaps — pre-owned on eBay — listings updated every few minutes. All items are pre-owned and sold by eBay sellers directly.
WayznSmart PetDoor -33.25track length:33.25, size: medium Used
Dog Door for Sliding Glass Door Insert, Height Adjustable from 44" to 84"
44" to 84.25" in height.
PetSafe Freedom Aluminum Dog and Cat Door - Durable Frame - X-Large
Automatic Electronic Dog Door Smart Sensor Key Small Pet Flap Up
Premium Products.
You save $44.95
High Tech Pet Power Pet Automatic Door Mount Pet Door White AC Power TESTED
Model: Power Pet fully automated electronic door-mount pet door for large dogs. COLLARS NOT INCLUDED. Color: white housing with tinted vertical-sliding flap. US Patent 5,872,516. Made in China. Condition: Used | Open-box with clean housing and flap (protective film on flap).
Ideal Pet Products AirSeal Pet Door 3 Part Extreme Weather Flap Large OPEN BOX
Door Size: Large, Flap Size 10-1/4" x 15-3/4". Flexible 3-Part Flap with Magnetic Closure. Condition: Door has never been installed but it is OPEN. Complete in the original OPEN BOX. Screws and instruction sheet are included.
Extra Large PetSafe Dog Door 220lb Fits Wood, PVC, Metal Doors
1 × Extra Large Pet Door. Mount: Door installation only. Fits dogs up to 220 lb, ideal for large breeds. Installs easily on most standard door types. Flap Size: 13.75 in x 23.75 in. Clear flap maintains indoor visibility.
You save $12.57
Dog Doors for Large Dogs Energy Efficient French Dog Door with Aluminum Frame
The dark blue translucent panels not only add a stylish touch but also provide UV protection, ensuring your pet enjoys safe outdoor access. This independence significantly reduces your pet's anxiety levels, promoting a happier and healthier lifestyle.
PlexiDor Medium White Pet Door with Lock & Security Panel No Trim *****READ*****
The model is the PD Door MD WH. The pet door is new in open box, pieces missing. It has never been mounted or used. It is in mint condition. I tested the keys and ensured the lock works, the doors swing freely and gently.
PetSafe Large White Dog Door up to 100lbs. 10 x 16 Flap Opening New in Box
The PetSafe Large White Dog Door is designed for dogs weighing up to 100lbs. It features a 10 x 16 flap opening, making it suitable for larger dogs to easily pass through. Made of durable plastic, this door mount is easy to install and provides a secure entrance for your furry friend. With a sleek white design and brand reputation of PetSafe, this product is a practical and reliable choice for pet owners.
Plastic Large Dog Door for Exterior Door Strong Magnetic Flaps HD Telescoping
Designed for Pet Freedom:Allow dogs to go in and out freely without any owner's assistance. DURABILITY: Made of premium plastic material, it has excellent durability and thermal insulation performance, which is better than similar steel products and will never rust during use.
You save $8.85
Medium Vertical Pet Door For Sliding Glass Window 33"x11.5" Ideal Pet Prod. READ
34"x11.5", but is adjustable down to 31". This model is used on a sliding glass window, not a sliding glass door. I think it would mostly work for cats and smaller dogs. There was originally a hard plastic piece you could slide over the flap to prevent animals from getting in and out.
PetSafe PPA11-10711 Small Electronic Dog Cat Automatic Smart Door Battery Cover
Features: • Brand: Petsafe • Type: Replacement Parts • Style: Battery Cover • Line: PPA11-10711 Small Electronic Dog Cat Automatic Smart Door • Made in Unknown • Color: White • Condition: Good, Surface scrapes, No cracks • THE ONLY PIECES INCLUDED ARE WHAT IS PICTURED ***THIS PART WILL ONLY FIT THE MODEL NUMBER LISTED*** Orders shipped within 1-2 business days. 0627006401
Hakuna Pets Small Mesh Sliding Pet Door White Aluminum Adjustable 55.1-84.3in H
The Hakuna Pets Small Mesh Sliding Pet Door is a white aluminum patio panel specifically designed for small dogs. With adjustable heights ranging from 55.1 to 84.3 inches, this pet door allows your furry friend to safely access the outdoors while keeping your home secure. Made by the trusted brand Hakuna Pets, this durable and stylish pet door is a great addition to any home for small-sized dogs. Open box
Petoasis 3-Flap Heavy-Duty Aluminum Pet Door
• 🐕 Quiet & Smooth Operation: Magnetic closure ensures a snug, quiet seal. • Open Box – Light Use / Tested. 🏷️ Why Buy From Us.
Endura Flap Pet Door for Small Dogs | Walls Double Flap Black Energy Efficient
This small flap pet door is designed for easy DIY installation, allowing you to customize it for any wall thickness. Manufacturer: Endura Flap. Seamless Design Integration: Flush mount pet door seamlessly integrates with your wall, using existing trim for a polished, professional look.
You save $160.00
Large Aluminum Dog Door Exterior Double Flap Pet Door Lock Panel Heavy Duty
• Flap Opening: Approx. 18.7” H x 9.92” W. Condition: Pre-owned in great condition with light signs of use. Includes hardware and instructions. Missing one small screw, but extra hardware appears included.
You save $27.00
*SCRATCH & DENT* CLEAR WINDOW SILL LEDGE PROTECTORS - GUARDS FROM DOG CLAWS
The Sill Shield can't be cut with a scissor, and is so thick and durable that it prevents your dog's claws from making indentations in your wooden window sill! These protectors do not have cutouts to conform to such trimwork.
Ideal Pet Products 10.5 x 15 Replacement Flap for Plastic or Aluminum Dog Door
Ideal Pet Products replacement flap designed for plastic or deluxe aluminum pet doors. This durable, flexible flap ensures a proper seal to keep your home insulated while providing easy access for your pet. Compatible with frames that previously used a flap with the round Ideal Pet Products logo. The package has been opened and shows significant wear, but the flap itself is new and includes the original installation instructions. Measurements: • Flap Size: 10.5" x 15"
Professional Petsafe Extreme Weather Pet Door 3 Flap - White Size Large
Like new. Used only a few months. Instructions and diagram included. Missing some hardware but common items sold at Lowe’s.
You save $3.49
Security Boss Max Seal Double Flaps Pet Door. Door Installation. Save Buy Used
DOOR INSTALLATION ONLY! (Needs 4 small wood screws to install into door. If installing on an inside house door probably want to caulk it after install.). USED "TALL SIZE" Security Boss Max Seal Pet Door.
VTG Warm Whiskers Stuffed Dog with Brass Bells Dog Doorbell for Potty Training
We try to describe major flaws and add plenty of photos so you can use this to judge the condition!
You save $2.00
High Tech Pet PX-1 Automatic Dog Door
Only one Left. Can add patio adapter for EXTRA.
PETSAFE HEAVY DUTY PET DOOR | WHITE | 1 - 12 LBS, 5" X 6" FLAP OPENING Locking
The PetSafe Heavy Duty Pet Door in white is designed for small dogs weighing up to 12 lbs. It features a 5" x 6" flap opening with locking capabilities for security. Made of durable aluminum, this wall-mounted pet door by PetSafe provides a safe and secure way for your furry friends to come and go as they please.
Classicmacher Weatherproof Aluminum Dog Door with Magnetic Double Flaps Black/Me
USED-Classicmacher Weatherproof Doggy Doors for Dogs Telescoping Tunnel Aluminum Frame Two Wind Deflectors Magnetic Double Flaps Heavy Duty Pet Door Lock Up to 40-lbs (Black,Medium). The aluminum dog door frame size is Frame: 12 1/5"W X 16 1/3"H.Flap Opening: 9"W X 12 1/5"H. Suitable for pets up to 40 pounds.
Plexi Dog Door (Three of them) for parts or restoration Plexi Door Large
I have mounted these doors on a hinged door or on a wall by making the rest out of plywood. If you are handy you can probably make one good door out of this. If you need more than one door, parts are available from Plexi-door.
Petsafe "Freedom" Aluminum Pet Door Kit Large
Size large. Open box. See photos for size.
PetSafe PPA11-10711 Small Electronic Dog Cat Automatic Smart Door Door Flap Part
Features: • Brand: Petsafe • Type: Replacement Parts • Style: Door Flap and Rod (Does NOT include the hardware) • Line: PPA11-10711 Small Electronic Dog Cat Automatic Smart Door • Made in Unknown • Color: Clear, Silver • Condition: Good, Surface scrapes, No cracks • THE ONLY PIECES INCLUDED ARE WHAT IS PICTURED ***THIS PART WILL ONLY FIT THE MODEL NUMBER LISTED*** Orders shipped within 1-2 business days. 0627006401
Ideal Pet Products Aluminum Pet Patio Door, Adjustable Height 77-5/8" to 80-3/8"
Adjustable Height: 77-5/8" To 80-3/8" for ALUMINUM sliding patio doors only. Pet door rise is 2" (Pet door rise is the distance of the pet door from the floor) with a door width of 10”.
Dog Door for Door Doggie Door, Medium Dog Door All Aluminum Black, Double Magnet
VOSOIR all-aluminum alloy dog door: the whole dog door is made of full high-quality aluminum alloy, reinforced by higher-end welding process to make it more solid. Includes Closing Panel And Bilateral Aluminum Locks: The VOSOIR dog door is equipped with a closing panel to lock the pet door closed when not in use and both sides are equipped with aluminum locks for locking the closing panel, the panel can not be opened from the outside when it is locked from the inside, which will not reduce the burglary resistance of the house.
Dog Door for Sliding Glass Door Magnetic 3 Flap Extreme Weather Large
Size Compatibility Recommended height from top track to bottom track: 92-1/4” to 96-1/2” Frame dimensions: 91-1/4” to 96-1/4” Flap opening: 10-3/16” W x 16-5/16” H This sliding glass dog door insert requires measuring your door frame and your dog to ensure proper fit. ⸻ Durable Construction Made from thick aluminum alloy and tempered glass, providing durability and insulation. The sturdy design helps prevent deformation even with active dogs. ⸻ 3-Flap Weather Protection The door features a 3-flap design with double magnetic closure, helping prevent wind or rain from opening the flap. ⸻ Security Design The aluminum panels and locking mechanism help control pet access and improve indoor security.
Doggy Door For Back Door, With Magnetic Flap, Z2
Doggy Door For Back Door, With Magnetic Flap, Z2. Condition is Used. Shipped with USPS Ground Advantage.
Endura Flap Single Flap Wall Mount Dog & Cat Door X-Large White - Mint Condition
Endura Flap XL Wall Mount Pet Door, white, single flap. Flap opening: 12"w x 22"h (actual flap panel ~12¼"x23¾"). Good for pets up to ~34" at the shoulder.
SureFlap Tunnel Extender
SureFlap Tunnel Extender. See photos for product & measurements. See photos for product condition.
PetSafe PPA11-10711 Small Electronic Dog Cat Automatic Smart Door Exterior Frame
Features: • Brand: Petsafe • Type: Replacement Parts • Style: Exterior Frame • Line: PPA11-10711 Small Electronic Dog Cat Automatic Smart Door • Made in Unknown • Color: White • Condition: Good, Surface scrapes, No cracks • THE ONLY PIECES INCLUDED ARE WHAT IS PICTURED ***THIS PART WILL ONLY FIT THE MODEL NUMBER LISTED*** Orders shipped within 1-2 business days. 0627006401
PetSafe Electronic Smart Pet Dog Door Small 4 to 15lbs, Open Box
The PetSafe Electronic Smart Pet Dog Door is a locking flap door made of durable plastic, designed for small dogs weighing between 4 to 15lbs. This model, PPA11-10709, allows your furry friend to enter and exit your home independently while keeping unwanted animals out. With the convenience of electronic operation, this product provides a secure and safe solution for your small dog's access to the outdoors.
Baboni Metal Closing Panel Pet Door Cover LARGE Baboni Pet Door Closing Pane
it is new but the lip on the top is slightly bent. please see pics. The Baboni Metal Closing Panel Pet Door Cover in LARGE size is a durable and sturdy patio panel designed for large size dogs. Made from a combination of aluminum, alloy, steel, and metal, this white-colored pet door cover is both secure and weather resistant. With a weight of 9.75 lbs, it provides a safe and reliable way to limit your pet's access to the outdoors when needed. The Baboni brand ensures quality and craftsmanship, making this pet door cover a practical and reliable choice for pet owners.
Security Boss Large Dual Magnetic Flap Pet Door 11" x 16" Security Door Aluminum
It slides in and has a locking pin. High wind resistant.
Doggy Door for Sliding Glass Door, Adjustable Height 75 4/5" to 80 3/10" -LARGE
Sleek design blends with your décor while maintaining full sliding door functionality. Perfect for small dogs and cats, this size ensures easy access. Ensures a secure, snug installation while providing comfortable access for pets.
Dog Door for Sliding Glass Door, Adjustable Height 75 3/5" to 80" -LARGE
ADJUSTABLE HEIGHT: Customize your fit! NO-CUT DIY INSTALLATION: Enjoy effortless setup with FurrFinesse’s sliding glass pet door—no cutting or complex tools needed!