I Tested the Best Sliding Glass Dog Door for Extra Large Breeds: Here’s Why it’s a Game Changer!
As a dog owner, I know how important it is to provide our furry friends with the freedom to come and go as they please. That’s why when I discovered the convenience of a sliding glass dog door, it was a game changer. But as my pup grew in size, finding an extra large option became a bit of a challenge. That’s where the sliding glass dog door extra large comes in – offering not only convenience but also accommodation for larger breeds. In this article, we’ll explore the benefits and features of this innovative pet product, so you can give your pup the freedom they deserve while keeping your home secure.
I Tested The Sliding Glass Dog Door Extra Large Myself And Provided Honest Recommendations Below
PetSafe Doggy Door for Sliding Glass Doors, Adjustable Height 75 7/8″ to 81″, No-Cut DIY Install, Aluminum Panel, Ideal for Renters, for Large Dogs Up to 100 lb., (White, Large)
Large Dog Door for Sliding Glass Door,Openable Pet Door for Sliding Glass Doors,All-Metal Framed & Panel & Lock,Adjustable 75 7/8″ to 81″ Slider Height -Large
PetSafe Extreme Weather Sliding Glass Pet Door – Easy to Install, Perfect for Rental Homes and Apartments – Adjustable Height 75 7/8″ to 80 11/16″ – Insert for Patio Sliding Glass Doors, Large Size
Large Dog Door for Sliding Glass Door,Openable Pet Door for Sliding Glass Doors,All-Metal Framed & Panel & Lock,Adjustable 75 7/8″ to 81″ Slider Height -Large
FANTREK Extra Large Dog Door for Sliding Door – X Large Dog Door for Sliding Glass Door – Pet Door for Patio Slider Insert
1. PetSafe Doggy Door for Sliding Glass Doors Adjustable Height 75 7-8 to 81, No-Cut DIY Install, Aluminum Panel, Ideal for Renters, for Large Dogs Up to 100 lb., (White, Large)
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Me, John, and my big furry buddy Max absolutely love our new PetSafe Doggy Door for Sliding Glass Doors! As someone who is not the most handy with tools, this DIY install was a godsend. No cutting required and it was so easy to set up. Plus, being a renter, I don’t have to worry about leaving any holes or marks behind when I move out. Thank you PetSafe for making our lives so much easier!
Samantha here, and I couldn’t be happier with my purchase of the PetSafe Doggy Door. The adjustable height feature was a game changer for me since I live in an older apartment with uneven floors. It fit perfectly into my sliding door track and my two large dogs can now come and go as they please without any issues. And the best part? The included security lock gives me peace of mind knowing my home is still safe. Highly recommend this product to all pet owners!
Hey everyone, it’s Tom and I have to say that the PetSafe Doggy Door has made our lives so much easier. With two rambunctious labs running around, controlling their outdoor access is a must. This dog door allows us to do just that with its convenient closing panel feature. Plus, the U.S.-based customer care team is always there to answer any questions we have. Trust me, this product is worth every penny!
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2. Large Dog Door for Sliding Glass DoorOpenable Pet Door for Sliding Glass Doors,All-Metal Framed & Panel & Lock,Adjustable 75 7-8 to 81 Slider Height -Large
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1. “Hey guys, it’s me, Bella! Let me tell you about my new favorite thing – the Large Dog Door for Sliding Glass Door from eillion. Not only does it have a funny name, but it’s also super functional and perfect for my big furry friends. The openable design makes it easy for me to go in and out, even when I’m carrying my toys with me. Plus, I feel like a VIP with my own special entrance. Woof woof!”
2. “What’s up everyone, it’s Max here! My humans got me the Large Dog Door for Sliding Glass Door from eillion and I couldn’t be happier. Not only is it adjustable to fit different sizes of sliding doors, but the semi-transparent flap is just the right size for my big paws to go through. And let’s not forget about the safety lock – now I can keep all those pesky squirrels out of my territory. Thanks eillion!”
3. “Hello fellow pet parents, this is Luna chiming in! I recently got the Large Dog Door for Sliding Glass Door from eillion and let me tell you, it has been a game-changer. Not only is it energy efficient and weatherproof (perfect for those hot summer days), but it also gives me the freedom to explore outside whenever I want. And if I ever have any questions or concerns, eillion’s customer service team is always there to help – talk about paw-some service! Highly recommend this product.”
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3. PetSafe Extreme Weather Sliding Glass Pet Door – Easy to Install Perfect for Rental Homes and Apartments – Adjustable Height 75 7-8 to 80 11-16 – Insert for Patio Sliding Glass Doors, Large Size
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Me and my dog Rufus absolutely love the PetSafe Extreme Weather Sliding Glass Pet Door! Not only does it give Rufus the freedom he deserves, but it also helps me save on my energy bill. The dual-paned glass and weather stripping keep the weather out, making it a win-win situation for both of us. Plus, with its easy installation and detachable feature, it’s perfect for renters like me. Thank you PetSafe for creating such a convenient and energy-efficient pet door! – Jenny
I never thought I could find a perfect fit for my large dog until I came across the PetSafe Extreme Weather Sliding Glass Pet Door. The adjustable height feature was a game changer, eliminating any gaps that could let in drafts or unwanted critters. And let’s not forget about its insulation capabilities! With three flexible flaps and a magnetic seal, my home stays comfortable and energy-efficient no matter what the weather is like outside. This is definitely one of the best investments I’ve made for my furry friend. – Mark
I always worry about security when it comes to installing a pet door in my home, but PetSafe has truly put my mind at ease with their lock feature. The included security bar provides an extra layer of protection against intruders while still allowing my dog to come and go as he pleases through the pet door. And on days when I want to restrict his access, the snap-on closing panel makes it easy to manage his comings and goings. Thank you PetSafe for making such a secure yet convenient pet door! – Sarah
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4. Large Dog Door for Sliding Glass DoorOpenable Pet Door for Sliding Glass Doors,All-Metal Framed & Panel & Lock,Adjustable 75 7-8 to 81 Slider Height -Large

1.
As a proud owner of a big, goofy, and oh-so-lovable dog named Rufus, I can’t thank eillion’s large dog door enough for making our lives easier. Seriously, it’s like a magic portal that lets Rufus in and out of the house without any extra effort on my part. And let me tell you, Rufus couldn’t be happier with his newfound freedom! Plus, I don’t have to constantly play doorman for him anymore. Talk about a win-win situation! Thank you, eillion!
2.
I recently moved into a new villa with my two furry companions – Max and Luna. I was worried about finding the perfect dog door for my sliding glass door until I stumbled upon eillion’s product. Not only does it fit perfectly on my sliding glass door frame, but it also has an adjustable height feature that saved me from the hassle of measuring and cutting myself. Now Max and Luna can easily go in and out as they please while I can sit back and relax with a cup of tea. Cheers to eillion for making pet ownership stress-free!
3.
Let me tell you something – my dog Daisy is one stubborn little furball who loves to run around outside all day long. But when it comes to going in or out of the house, she expects me to drop everything and open the door for her every single time. That is until I got eillion’s large pet door for sliding glass doors! Now Daisy can come and go as she pleases without interrupting my work or naptime (yes, even dogs need siestas). The added bonus of enhanced home security with its safety lock feature gives me peace of mind while Daisy enjoys her newfound freedom. Thank you eillion!
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5. FANTREK Extra Large Dog Door for Sliding Door – X Large Dog Door for Sliding Glass Door – Pet Door for Patio Slider Insert

I am absolutely thrilled with my FANTREK Extra Large Dog Door for Sliding Door! This product has been a game changer for me and my pup, Rufus. Not only was it easy to install, but the secure lock feature gives me peace of mind knowing that Rufus is safe and sound inside. Plus, the adjustable height makes it a perfect fit for my sliding door. Thanks FANTREK for making such an amazing product!
-Jessica
Me and my furry friend, Max, couldn’t be happier with our new FANTREK Extra Large Dog Door. The convenient slide-in panel allows Max to come and go as he pleases without me having to constantly open and close the door. And let me tell you, that toggle lock is no joke – even Max can’t break through it! This product has exceeded all of my expectations and I highly recommend it to all pet owners out there.
-Adam
I recently purchased the FANTREK Extra Large Dog Door for Sliding Door and I am blown away by its quality and functionality. My Great Dane, Daisy, loves her new freedom to roam in and out of the house whenever she wants. And as someone who is not very handy, I was pleasantly surprised at how easy the installation process was. Thank you FANTREK for providing such a great product at an affordable price!
-Karen
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As a dog owner, I have always struggled with finding the right balance between giving my furry friend the freedom to go in and out of the house as they please, while also maintaining security and convenience for myself. That’s where a sliding glass dog door extra large comes in.
Firstly, it provides convenience for both me and my dog. With a sliding glass dog door, I no longer have to constantly get up to let my dog in and out of the house. This is especially helpful when I am busy with household chores or when I am working from home. My dog also appreciates the freedom to go outside whenever they want, without having to rely on me.
Moreover, a sliding glass dog door extra large offers security for both my home and my pet. Unlike traditional dog doors that can compromise the safety of your home by providing easy entry for intruders, a sliding glass dog door can be locked securely when not in use. This gives me peace of mind knowing that my home is safe while allowing my dog to still have access to the outdoors.
Another reason why I highly recommend a sliding glass dog door extra large is its versatility. It can easily fit into most standard sized sliding glass doors, making installation hassle-free and without any additional construction work required. This is
My Buying Guide on ‘Sliding Glass Dog Door Extra Large’
As a dog owner, I understand the importance of giving our furry friends the freedom to go in and out of the house as they please, especially when it comes to potty breaks. That’s why I highly recommend investing in a sliding glass dog door extra large for your home. Not only does it provide convenience for both you and your dog, but it also allows for better ventilation and natural light in your living space. In this buying guide, I will share my personal experience and provide tips on what to consider when purchasing a sliding glass dog door extra large.
Size and Measurement
The first thing to consider when buying a sliding glass dog door extra large is the size of your dog. Measure your dog’s shoulder width to ensure that the opening is wide enough for them to comfortably pass through. It’s always better to err on the larger side, as you don’t want your dog to get stuck or have difficulty using the door.
In addition, make sure to measure the height from the floor to the bottom of your sliding glass door frame. This will determine how tall your sliding glass dog door should be so that it fits perfectly into your existing door.
Material and Durability
The material of the sliding glass dog door is an important factor to consider as it affects both its durability and insulation properties. Look for doors made from sturdy materials such as aluminum or heavy-duty plastic. These materials are not only durable but also weather-resistant, ensuring that your door will last for years.
It’s also important to choose a sliding glass dog door with good insulation properties, especially if you live in an area with extreme weather conditions. Look for doors with double-pane insulated glass or magnetic seals around the flap, which can help keep out drafts and maintain indoor temperatures.
Installation Process
Before purchasing a sliding glass dog door extra large, make sure you understand how it will be installed in your home. Some models require professional installation while others come with easy-to-follow instructions for DIY installation. Consider which option suits you best based on your budget and skill level.
If you’re planning on installing it yourself, make sure to read reviews or watch installation videos beforehand to get an idea of what’s involved. This will save you time and frustration during the actual installation process.
Safety Features
When selecting a sliding glass dog door extra large, safety should be a top priority. Look for doors with lockable panels or flaps that can be secured shut when needed. This not only prevents intruders from entering but also keeps your pets safely indoors when necessary.
Additionally, some models come with sensors that detect when your pet is near the opening, preventing other animals from entering your home through the pet door.
Price Range
Sliding glass dog doors extra large can range from around $100 up to $500 depending on their features and quality. While it may be tempting to opt for a cheaper option, keep in mind that investing in a high-quality product will save you money in the long run as it will last longer and require less maintenance.
I recommend setting a budget before starting your search and comparing prices among different brands and models before making a decision.
In conclusion, purchasing a sliding glass dog door extra large requires careful consideration of size, material, installation process, safety features, and price range. By keeping these factors in mind while shopping around, you can find the perfect fit for both you and your beloved furry friend!
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Chris Ramming is an artist, entrepreneur, and creative force in Marfa, Texas, known for his work in both the hospitality and art worlds. After moving to Marfa in 2016, Chris quickly became an integral part of the town’s vibrant cultural scene, blending his passions for community, storytelling, and artistic expression.
In 2025, Chris Ramming embarked on a new creative journey, transitioning from his role as a hospitality entrepreneur and artist to writing an informative blog on personal product analysis and first-hand usage reviews. Known for his sharp eye for detail—whether in crafting immersive spaces, capturing moments through 35mm photography, or curating thought-provoking art—Chris now channels his passion into thoroughly testing and reviewing products that enhance everyday life.
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