Are you trying to find large dog doors among various brands on the market but aren’t sure where to begin? To assist you in finding the right one, we’ve put together a list of the 7 best to help you pick the perfect one!
We investigated and evaluated a number of the top-selling large dog doors on the market in order to create our list of the best. Making a decision among the many options available is never simple. There are an infinite number of models available, each with a distinct price. And as you’ll find out, the best options aren’t usually the ones you imagine! This comparison is rich and relevant because of the numerous factors that were employed. You will find products featured in this ranking not only based on their pricing but also on their features and other customers reviews. To write this review, we completed 27 hours of research and did 78 large dog doors tests. You won’t need to pick products at random any more. If you’re unsure of what to look for, browse our list and consult the buying guide!
An overview of our top picks
Table of contents
The best large dog doors you can buy today
- PET FREEDOM: Doors are no longer a barrier for your pet with the PetSafe Plastic Dog and Cat Door. The large door is ideal for large dogs, this innovative pet door grants your pets the freedom to roam freely.
- LARGE: Doggie doors are a must-have for pet owners, and this large pet door is no exception. Designed as one of the best doggie doors for large dogs, it helps ensure your pet can pass through comfortably. Flap opening measures 10 1/8" W X 16 1/4" H
- SECURITY: Regulate your pet's access with the snap-on closing panel feature. The snap-on closing panel helps deter stray animals from entering your home, upholding your home's security while still offering your pet the freedom they desire.
- CUSTOMIZABLE: Personalize your pet door to match your home décor with the paintable plastic frame. This dog and cat door feature integrates seamlessly with your existing door color, demonstrating that practicality and aesthetics can coexist.
- DIY INSTALLATION: This doggie door is not just about convenience, but also about simplicity. Suitable for all doors between 1/16" and 2" thick, it offers a DIY installation process that saves you the cost and hassle of hiring a professional.
- U.S.-BASED CUSTOMER CARE: Our pet product experts are here to help you and your pet and are available by phone, email or chat if you have any questions
- QUALITY PROMISE: PetSafe brand has been a trusted global leader in pet behavior, containment and lifestyle innovations since 1998 to help keep your pet healthy, safe and happy
- Let your dog go outside for potty breaks, chase squirrels, and play on their schedule
- The sturdy plastic frame is designed for medium and large dogs
- The lockable panel provides added security against unwanted guests and bad weather
- Soft, flexible flap with silent closing action is durable enough to handle day-to-day use
- Easy Installation - cutting template, detailed instructions, and installation hardware included; fits interior and exterior doors between 0.5 in and 1.25 inches thick
- ENERGY-EFFICIENT: Experience the convenience of the extreme weather dog door, a smart investment for your home that not only provides your pet with easy access to the outdoors but also helps maintain the temperature inside your house. This large extreme weather dog door is designed to save you on energy costs, making it a practical choice for pet owners.
- INSULATED: With the extreme weather doggy door, you'll appreciate the additional insulation provided by the center flap, a feature designed to keep extreme temperatures at bay. This extreme dog door is especially beneficial for those living in areas with harsh weather conditions, ensuring your home remains comfortable and energy-efficient.
- DURABLE: Trust in the robust construction of this cold weather dog door, built with a sturdy metal frame and reinforced aluminum corners. These doors are ideal for multi-pet households, promising longevity and the ability to withstand the test of time.
- SECURE: Preserve your home's security with these doggie doors, featuring a slide-in closing panel designed to keep stray animals out. This extreme weather dog door is essential for maintaining the cleanliness of your home and preventing unwanted animals from entering, while still providing your pet with the freedom they crave.
- EASY INSTALLATION: Enjoy the simplicity of do-it-yourself installation with this large extreme weather dog door, fitting seamlessly into panelled, wood, PVC, and metal doors 1 1/2" - 2" in thickness. This extreme dog door makes the installation process straightforward and hassle-free, saving you time and the cost of professional installation.
- U.S.-BASED CUSTOMER CARE: Our pet product experts are here to help you and your pet and are available by phone, email or chat if you have any questions
- QUALITY PROMISE: PetSafe brand has been a trusted global leader in pet behavior, containment and lifestyle innovations since 1998 to help keep your pet healthy, safe and happy
- DURABLE, SAFE: This upgraded pet door frame features a dual-layer and thickened design for enhanced durability. Snap-in Closing Panel Included, made with high-hardness plastic material, it is built to last, security and thermal insulation.
- DIMENSION AND TELESCOPING WIDTH: The telescoping tunnel of this dog door accommodates doors that are 1 1/4" - 2 1/16" in thick.Flap Opening: 11 3/4"W x 16 1/2"H. Frame: 15 3/16"W x 18 1/8"H. Cutout in door:12 3/8"W x 15 1/2"H.
- UNIQUE DESIGN: This pet door with a removable flap that has windproof and rainproof seals. It also has a magnetic strip at the bottom to keep it securely closed. It can fit large dogs,small dogs, doggie, cats, and other pets up to 100 pounds.
- ACCESS CONTROL: The snap-in closing panel allows you to control your pets' access, providing them with the freedom to come and go while keeping stray dogs out.
- EASY TO INSTALL: This large dog door can be easily installed on all types of interior and exterior doors, including a cutting template and step-by-step instructions. The clear and concise instructions will guide you through the installation process.
- Frame Size: 14" -by-19" ; Flap Size: 10.5”-15”, Recommended Door Thickness: 1 1/4" to 2"; White Plastic & Aluminum Lining: Keep Your Restless Pet Healthy And Active Without Ever Having To Open A Door Again
- For Dogs & Pets Up To 100 LBS: Durable Enough To Handle Day-To-Day Use; Bite and Chew Proof Tested; Easily Prevent Any Unwanted Guests From Entering
- Soft Flexible Heavy-Duty Vinyl Flap With Magnetic Closure: For Your Pet’s Comfort And Ease Of Use; Will Not Warp Over Time Or Under Extreme Temperatures
- Removable Self-Locking Slide Panel: Easily Restrict Access When Door Is Not In Use; Helps Protect Against Extreme Weather, Air Drafts, As Well As Bugs And Insects
- Telescopic Frame: Very Easy To Install With Just 5 Easy Steps; Average Installation Time: 25 Minutes
- A light gray, impact-resistant plastic frame that fits doors from 1-1/4" to 2” thick.
- Our flexible vinyl flap comes with patented edges that stay in shape, no matter the use or weather.
- A floating bottom threshold ensures a perfect seal every time.
- A lock-out slide to keep your pet safe and secure when they're home alone.
- For dogs up to 90 pounds. Average install time: 20 minutes
- 【STURDY & ENERGY-SAVING】MAVRICFLEX pet doors for dogs are made of rugged, high-quality plastics. Additionally, they feature exterior slide-in locking panels to provide better protection for your home against extreme weather conditions and to reduce energy loss.
- 【LARGE DOG DOOR】 Doggie door for Large Dogs frame size is 14 3/8''(W) x 20 3/8''(H), Cutting size is 12 5/8''(W) x 18 1/2''(H), Flap opening is 11 1/8”(W) x 16 3/8''(H). It fits paneled, wood, PVC, and metal doors 1 '' - 2 '' thick, and is designed for pets up to 100 pounds.
- 【FREEDOM & INDEPENDENCE】The white frame of plastic material is designed with a backplate, solid magnets, and magnetic flaps that allow your dogs to enjoy free entry and exit, potty breaks, and playtime without your help. Easily prevent any unwanted guests from entering.
- 【EASY INSTALLATION】 Mavricflex pet door is easily installed on all types of doors. A cut-out template and step-by-step instructions are included, providing simple-to-follow guidance throughout the installation process.
- 【LIFETIME GUARANTEE】Customer satisfaction has always been our top priority. Mavricflex offers a lifetime of free customer service. We will replace any missing or broken parts of the dog door caused by the manufacturer at no cost to you.
- Transparent, unbreakable dual pane panels crafted for maximum thermal protection.
- Perfectly fits doors ranging from 1-1/4" to 1-3/4" thick.
- Enjoy the convenience of a spring-loaded locking slide.
- Includes everything you'll need to set up your pet door with ease.
- Flap Size - 10 1/4" x 15 3/4". For dogs up to 90 pounds.
- FREEDOM: Experience the joy of a dog door for wall installation, as you imagine the freedom your pets will enjoy with the PetSafe Never Rust Wall Entry Pet Door. This wall dog door is a win-win solution for busy pet owners and their active furry friends, eliminating interruptions and waiting times. Medium size for dogs up to 40 lb; flap opening measures 8 1/4" W X 12 1/4" H
- DURABILITY: Our wall mounted dog doors are crafted from robust plastic, outshining steel counterparts in durability and insulation. The medium dog door for wall is rust-resistant, keeping it functional and visually appealing, while its insulating properties help keep your home cozy, regardless of the weather.
- FLEXIBILITY: Flexibility is at the heart of our doggy door for wall design, accommodating a variety of home structures and construction materials. The telescoping feature of the wall for dogs allows it to fit walls ranging from 4 3/4" - 7 1/4" thick. compatible extension kits sold separately for walls thicker than 7 1/4 in
- DIY-FRIENDLY: Installation of these doors is a breeze, thanks to the DIY-friendly design of our pet door. The doggie doors come with a cutting template and detailed instructions, empowering you to set it up yourself and save on professional installation costs.
- ENERGY-EFFICIENT: Our pet doors are thoughtfully designed with a double-flap for weather-proofing and energy efficiency. The petdoor also features a slide-in closing panel for added insulation when not in use, making it a smart choice for pet owners who want to balance energy efficiency with their pets' need for freedom.
- U.S.-BASED CUSTOMER CARE: Our pet product experts are here to help you and your pet and are available by phone, email or chat if you have any questions
- QUALITY PROMISE: PetSafe brand has been a trusted global leader in pet behavior, containment and lifestyle innovations since 1998 to help keep your pet healthy, safe and happy
- 🐶【Upgraded design,Universal Dog Door】The new dog door features an upgrade from the previous flaps to two door panels. This design provides better insulation, allowing it to withstand cold or hot weather. Simply push the door panels gently to easily open them, similar to an indoor door. This aluminum pet door is Universal for dogs and cats, free two-way pet entry and exit, large widened access for easy and convenient pet access. It’s suitable for all kinds of doors and walls.
- 🐕【Door Dimension】The large dog door frame size is 16'' (W) x 21''(H).Flap opening is 13''(W) x 18''(H). Cutout size in door/wall: 13 2/5''(W) x 18 2/3''(H). It fit for doors or walls from 1.3" to 2.5" thick.This pet door suitable for large dogs and cats.
- 🐩【Easy to install】This pet door is easy to be installed on all types of doors.It comes with a cutting template, a install instruction and mounting hardware to make installation simple and easy to complete. If you have questions about the installation or about the product, please do not hesitate to contact us.
- 🐈【Ingenious Details】The doggy door comes with a durable aluminum slide-in panel, security sliding lock design. The double door panels comes with 4 security locks, each door panel has a lock at the top and bottom. These can keep you and your family safe at night or when you are not home by keeping other animals out of the house. Weatherproof magnetic closure and two UV-resistant panels, suitable for different climates and provides energy efficiency.
- 🐖This dog door can give your pets a home with free access. It allow your pet to go out independently and simplify your life as a pet owner. If you have any questions about the product, please feel free to contact us, we will give you a satisfactory answer in time.
- FREEDOM AND INDEPENDENCE: Give your cats and dogs freedom to go in and out without your help, arrangement for potty breaks or play time by themselves.
- DIMENSION AND TELESCOPING WIDTH: The telescoping tunnel accommodates door that are 1 3/8 - 1 31/32 in thick. Flap Opening: 10 1/4"W x 16 1/4"H. Frame: 14 1/4"W x 21 1/16"H. Cutout in Door:12"W x 18 7/8"H
- EASY INSTALLATION: This pet door easily installed in all types of interior and exterior doors; cut-out template and step-by-step instructions are included, simple to follow instructions walk you through the install.
- DURABLE, SAFE :This Pet Door frame is made of metal laser welding process and high-quality steel aluminum alloy oxidation to ensure durability,security and thermal insulation.
- 3-FLAPS ENERGY-SAVING: The 3-flap provides weatherproofing and energy efficiency and helps protect against extreme weather, air drafts. Two vinyl flap with a magnetic closure and one insulated middle flap. Come with one metal closing panel.
- .TAILORED FOR YOUR PET : Flap opening is 10 1/4" W x 16 1/4" H and is designed for pets up to 100 pounds.
- AFTER-SALES GUARANTEE: Baboni is a new brand and growing fast. Complete accessories. Customer satisfaction is our pride. We committed to providing customers with high-quality products and after-sales service. Your pet will love this door.
- DURABLE, SAFE: This upgraded pet door frame features a dual-layer and thickened design for enhanced durability. Snap-in Closing Panel Included, made with high-hardness plastic material, it is built to last, security and thermal insulation.
- DIMENSION AND TELESCOPING WIDTH: The telescoping tunnel of this dog door accommodates doors that are 1 1/4" - 2 1/16" in thick.Flap Opening: 11 3/4"W x 16 1/2"H. Frame: 15 3/16"W x 18 1/8"H. Cutout in door:12 3/8"W x 15 1/2"H.
- UNIQUE DESIGN: This pet door with a removable flap that has windproof and rainproof seals. It also has a magnetic strip at the bottom to keep it securely closed. It can fit large dogs,small dogs, doggie, cats, and other pets up to 100 pounds.
- ACCESS CONTROL: The snap-in closing panel allows you to control your pets' access, providing them with the freedom to come and go while keeping stray dogs out.
- EASY TO INSTALL: This large dog door can be easily installed on all types of interior and exterior doors, including a cutting template and step-by-step instructions. The clear and concise instructions will guide you through the installation process.
- 【FREEDOM AND INDEPENDENCE】Whether to enjoy sunny by themselves, or arrange for potty breaks, our dog doors allow your pet freedom to go in and out without your help, thus can significantly reduce the level of anxiety of your pet
- 【DIMENSION & TELESCOPING WIDTH】Aluminum dog door frame size is 11 1/4''(W) x 15 5/8''(H), Cutting size is 10''(W) x 14 1/2''(H), Flap opening is 8 7/8”(W) x 12 1/4''(H). It fits paneled, wood, PVC, and metal doors 1 3/8'' - 2 1/8'' thick, and is designed for pets up to 40 pounds.
- 【Rugged & Energy-Saving】Our medium dog doors are made out of rugged new aviation aluminum alloy material that is proven to be sturdy and stainless. Magnetic Flap designed to enable the door plate to quickly reset after being lifted. Additionally added exterior slide-in locking panels to better against extreme weather, and air drafts
- 【EASY INSTALLATION】The doggie door is easily installed on all types of interior & exterior doors; We provided detailed instructions, a cutting template, and installation hardware( Self-tapping screw, rivet,etc). Notice: it will be better to use rivet tool for hollow door to futher secure.
- 【LIFETIME GUARANTEE】RESCUMASCER offers lifetime free customer service. We will replace missing parts or broken parts of the aluminum dog doors caused by the manufacturer at no charge on your side. We will reply within 24 hours. Our priority is to make you satisfied!
- Dimension and telescoping width: PETOUCH dog door has a magnetic Door with dimensions 11 ¾” x 16 ¾” in a strong frame; our doggie door is designed with specific height to width ratios to appropriately accommodate small dogs or cats because they tend to keep their head tucked when entering
- Superior manufacturing: Constructed with a chew-resistant, rigid polypropylene flap, the PETOUCH dog door is designed to withstand daily use by even the most enthusiastic pets
- Weatherproof doggy door: The door's clear vinyl flap endures temperatures as low as 0°F while offering a clear view so that your pet can use their door with confidence; its magnetic sealing keeps your home insulated and serene no matter the temperature outside; the magnets and weatherstripping are designed to allow the flap to shrink or expand in cold and heat while maintaining a weatherproof seal
- Easy installation: PETOUCH dog door easily installed in all types of interior and exterior walls; cut-out template and step-by-step instructions are included, simple to follow instructions walk you through the install
- Safe and secure pet door: Producing a safe and secure pet door for your family is our highest priority; each door comes with five locks to help prevent access; attach the plate when leaving your home for extended periods
- Suitable for large dogs up to a shoulder height of 630mm (25”), for example: Labradors and German shepherds. May also be used by cats
- Robust two-way-locking panel provides security and makes it clear to your dog when the door is locked
- Self-lining to 50mm (2”) thick – ideal for all doors and walls (requires 2mm (3/32”) thick plastic sheet for lining walls over 50mm (2”) thick)
- Cut-out size: width 318mm (12 1/2”), height 391mm (15 3/8”) / Overall size: width 366mm (14 3/8”), height 441mm (17 3/8”)
- 3 Year Manufacturer Warranty
- FREEDOM AND INDEPENDENCE: Give your cats and dogs freedom to go in and out without your help, arrangement for potty breaks or play time by themselves.
- DIMENSION AND TELESCOPING WIDTH: The telescoping tunnel accommodates walls that are 4 3/4 - 7 1/4 in thick.Flap Opening: 10 1/4"W x 16 1/4"H. Frame: 14 1/4"W x 21 1/16"H. Cutout in wall:12"W x 17 3/4"H.
- EASY INSTALLATION: This pet door easily installed in all types of interior and exterior walls; cut-out template and step-by-step instructions are included, simple to follow instructions walk you through the install.
- DURABLE, SAFE :This Pet Door frame is made of metal laser welding process and high-quality steel aluminum alloy oxidation to ensure durability,security and thermal insulation.
- ENERGY-SAVING: The double-flap provides weatherproofing and energy efficiency and helps protect against extreme weather, air drafts.
- TAILORED FOR YOUR PET : Flap opening is 10 1/4" W x 16 1/4" H and is designed for pets up to 100 pounds.
- AFTER-SALES GUARANTEE: Baboni is a new brand and growing fast. Complete accessories. Customer satisfaction is our pride. We committed to providing customers with high-quality products and after-sales service. Your pet will love this door.
- Unlock Freedom for Your Beloved Pets: URSPET's dog door offers worry-free living for your furry companions. Bid farewell to destructive scratching and welcome a world of joy and comfort in your home.
- Indestructible All-Aluminum Frame: Crafted with an exceptional thickness of 1.1mm aluminum extrusion, ensuring unrivaled strength and durability. Enjoy rust-proof, corrosion protection, and long-lasting performance.
- Unrivaled Airtightness: URSPET's dog door offers outstanding airtightness with its seamless side-bottom magnetic design. Say goodbye to energy loss and hello to improved energy efficiency. Enjoy a draft-free and comfortable indoor environment.
- Unparalleled Security and Peace of Mind: Features a robust closing panel and patented lockable handle, ensuring top-notch quality. Rest easy knowing your home remains fully secure after your pets' outdoor adventures.
- Extreme Weather Resilience: URSPET's dog door is built to withstand all seasons. With its dual-flap design, it protects your home from rain, wind, snow, and heat. Enjoy year-round comfort.
- Effortless Installation Process: Installing URSPET's dog door is a breeze. Our product includes an installation guide and cutting template, making it simple to integrate into different door types.
- Absolute Customer Satisfaction: We are committed to delivering exceptional customer service and using top-quality materials in all our products. If you have any questions or concerns, our dedicated support team is here to assist you.
- Energy efficient structural foam molded plastic
- Adjustable frame telescopes ¾-inch to 1 ¾-inch thickness
- Innovative Double Vinyl Flap design creates energy efficient air pocket for maximum insulation
- Optional Wall Kit, sold separately
- Flap Size 9 3/4" x 17"
- Larger Dog Door: Ownpets dog door size of inner frame is 11.6 * 16.8 inches and the outline border measures 14.2 * 20.2 inches. The overall thickness of pet door is 2.6 inches. Suitable for medium to large dogs up to 100 lbs. except small dogs.
- Energy-saving Flap: Weatherproof magnetic closure and UV-resistant flap, Perfect for hot and cold climates,provides energy efficiency and helps protect against extreme weather.
- Solid Aluminum Frame: This type of pet door for dogs is made out of Aluminum material that is proved to be sturdy and stainless. Do not worry about broken and bitten easily.
- High Security: It comes with a backplate and 2 locking pins to keep you and your family safe at night or not at home, keep other creatures out of the house.
- Easy to Install: It is very easy to install, No need to plan your schedule around potty breaks, your four-legged friends can come and go on their time.
- ☞SAFE AND COMFORTABLE DESIGN: The soft and transparent flip cover is convenient for your pet to enter and exit, and the flexible clamshell has three sides of magnets, which automatically closes without pushing and pulling.
- ☞BEAUTIFUL APPEARANCE: The white frame of plastic material is designed as a high-grade frosted surface, or it can be painted to let the frame match the door with the decoration.
- ☞Size:Outer Size:19.7"(H)×15" (W), Inner size:12.9"(W)×16.4"(H). Suitable for doors with a thickness of 1.57"-2.76".
- ☞CONTROL ACCESS: The snap-in white plastic closed panel controls the access of pets, giving your pets free space and denying stray dogs access.
- ☞EASY TO INSTALL: Our simple and easy-to-use instructions will guide you step by step through the installation. It is suitable for installation in interior and exterior doors, and is made of high-hardness plastic material, which can block storms.
How to choose a good large dog doors
Does the idea of finding a fantastic large dog doors make you anxious? When it comes to purchasing this product, specifically when deciding which model to select, has your head been spinning between options? You are not alone if that is the case. We are aware of the pressure involved in the purchasing process!
Your presence here indicates that you are interested in large dog doors. Before choosing which product would be the best for your needs after being inundated with information, locate a reliable source with genuine selections. You can get that information from a variety of sources, including buying guides and rating websites, word-of-mouth recommendations from friends and family, online discussion forums where users can share their own experiences, product reviews that can be found all over the internet, and YouTube channels. You can only get the right product through exhaustive analysis. But you realize that’s not always simple. In order to ease your concerns, we have taken the time to develop a list of the top large dog doors products available right now. You might be wondering how we came up with the list. How was this buying guide developed?
First, we used our algorithms to gather as much reliable data as we could about these products. To verify all the data gathered, we used both artificial intelligence and a lot of algorithms.
Then, our experts used criteria that are recognized in the business to evaluate them according to their quality to price ratio, allowing us to choose the top large dog doors on the market right now!
The selection of the goods is not arbitrary. Before creating a list, we take into account a number of factors. Below are some of the criteria discussed:
Brand Value: What happens if you choose a dubious brand just because it appears to be a good deal? So the likelihood of receiving a product with a short shelf life increases. That is due to the fact that well-known brands have a reputation to uphold, while others do not. Top large dog doors brands strive to provide some distinctive traits that set them apart from the competition. So, hopefully one or more of the items on our list will be perfect for you.
Features: Useful features are all you need, not tons of them. We consider the important aspects and select the top large dog doors based on those.
Specifications: Numbers always help you measure the quality of a product in a quantitative way. We try to find products with higher specifications, but with the right balance.
Quality: A product’s quality may always be quantified with the aid of numbers. We look for goods with better standards that strike the proper balance. The best quality product that gets highly appreciated and recommended by experienced users.
Customer ratings: Would it be accurate to suggest that the large dog doors were used by hundreds of customers before you? Superior ratings indicate that many customers had better service.
Customer Reviews: Like ratings, provide you with accurate and reliable information about the product from genuine customers. Customer ratings are very important to all of us because they contain accurate and reliable information about the customer service we received from several hundred customers.
Seller Rank: This is very intriguing! Not only do you need a good large dog doors, you also need a product with rising sales that is trendy. It accomplishes two goals. First, the expanding user base proves the quality of the product. Second, given that number, producers must be able to offer greater quality and after-sales support.
Value: You get what you pay for, they say, so consider the value. Cheap isn’t always good and expensive isn’t always bad. However, that does not imply that spending a lot of money on a product that is flashy but underwhelming is a good idea. Before adding them to the list, we make an effort to evaluate how much value you can get for your money from your large dog doors.
Durability: Durability and reliability are closely related concepts. You will benefit from a strong and long-lasting large dog doors for months and years to come.
Product availability: Products come and go, and new ones replace the old ones. Most likely, a few new features and required changes were made. What use is it to use a supposedly good product if the maker no longer supports it? We make an effort to highlight products that are current and offered by one or more trustworthy sellers, if not more.
Negative Reviews: Yes, we do take that into account as well! The goods with the majority of bad reviews are filtered out and disregarded when we choose the best-rated one on the market.
These are the standards by which we selected our large dog doors. Do we end our process there? Hell no. The most crucial fact about us that you should be aware of is that we regularly update our website with current and pertinent information. We have one more layer of filtration since we place the greatest importance on reader satisfaction. Please let us know if any product included here is incorrect, irrelevant, subpar, or simply out of date. We always value your opinions, and we’ll work hard to make any necessary corrections to our list in response to them.
Why should you believe us?
There are now thousands of possibilities for these products on Amazon, but choosing the best one can be difficult and time-consuming. And what large dog doors should you purchase in 2022?
This guide is the result of more than 10 years of experience in researching, testing and writing about many topics. Each member of our team is an authority in their area. We read every article we could find online and every consumer review on every retail website for seven hours. Additionally, we discovered a ton of websites that offered helpful resources, including buying tips and thorough information on large dog doors.
