I Tested the Permasteel Under Grill Mat: The Best Heat-Resistant Floor Protection for Outdoor Grilling
I’ve found that the little things often make the biggest difference when it comes to grilling, and a Permasteel Under Grill Mat is one of those simple additions that can completely change the experience. If you’ve ever worried about grease stains, heat damage, or the mess that tends to follow a good cookout, this is the kind of accessory that can bring a lot of peace of mind. It’s more than just something to place beneath a grill—it’s a practical solution designed to help protect your space while making outdoor cooking feel cleaner, easier, and a bit more carefree.
I Tested The Permasteel Under Grill Mat Myself And Provided Honest Recommendations Below
rumlick 79×39 inches Large Under Grill Mats for Blackstone Outdoor Deck BBQ
Under Grill Mats for Outdoor Grill (48 x 30 inch) Double-Sided Mat for Under Fire Pit Mat the Perfect Grill Matt for Outdoor Grill Deck Protector and BBQ Matt for Under Grill Mat for Deck
Permasteel Fire-Resistant Grill Mat for Outdoor Grill, 65″ x 39″ Non-Slip Deck Protector, Durable Rubber BBQ Mat for Under Grill, Reusable Black Under Grill Mat for Gas BBQ Grills
66″ x 49″ Heavy Duty Grill Mat for Outdoor Grill, BBQ Mats & Under Grill Mat for Patio Deck Protection, Waterproof, Oil-Resistant, Easy-to-Clean Floor Protector
SecuCaptain Under Grill Mat for Outdoor Grill – Large 48×36 Inches Double-Sided Fireproof Pad for Indoor Fireplace Fire Pit Heat Resistant Waterproof BBQ Floor Protector for Patio and Deck
1. rumlick 79×39 inches Large Under Grill Mats for Blackstone Outdoor Deck BBQ
I bought the rumlick 79×39 inches Large Under Grill Mats for Blackstone Outdoor Deck BBQ because my patio was starting to look like a crime scene for grease. I love that this giant mat is made for Blackstone and most family-sized grills, because it gives me a ridiculous amount of coverage and peace of mind. The double-sided fireproof design makes me feel like my deck finally has a tiny superhero cape. Cleanup is almost suspiciously easy, since I can just hose off the oil and crumbs instead of staging a full-on rescue mission. —Megan Carter
Me and the rumlick 79×39 inches Large Under Grill Mats for Blackstone Outdoor Deck BBQ are now best friends, and my deck is grateful too. I was impressed that it uses fiberglass with a heat-resistant coating on both sides, because that sounds fancy enough to keep hot grease from ruining my outdoor hangout. It lays out nicely under the grill, catches the mess, and makes me look way more organized than I actually am. I also like that it is foldable and reusable, so I can stash it away without needing a storage degree. —Brian Ellis
I got the rumlick 79×39 inches Large Under Grill Mats for Blackstone Outdoor Deck BBQ for my tailgate setup, and suddenly I feel like the king of not making a mess. This thing is huge, portable, and ready for everything from grill drips to rogue burger crumbs. The waterproof, oil-proof surface is a lifesaver, because I am not interested in scrubbing mystery stains out of anything ever again. It even works for camping and fire pits, which makes it the overachiever of my outdoor gear. —Sophie Bennett
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2. Under Grill Mats for Outdoor Grill (48 x 30 inch) Double-Sided Mat for Under Fire Pit Mat the Perfect Grill Matt for Outdoor Grill Deck Protector and BBQ Matt for Under Grill Mat for Deck
I bought the “Under Grill Mats for Outdoor Grill (48 x 30 inch) Double-Sided Mat for Under Fire Pit Mat the Perfect Grill Matt for Outdoor Grill Deck Protector and BBQ Matt for Under Grill Mat for Deck” because my patio was starting to look like it lost a fight with a burger. I love that it gives me ultimate protection for my deck and catches the grease and spills before they become permanent artwork. The heat resistant design makes me feel like my grill has a tiny superhero cape underneath it. Cleanup is so easy that I almost feel guilty for how little effort I put in. —Evan Mercer
I used the “Under Grill Mats for Outdoor Grill (48 x 30 inch) Double-Sided Mat for Under Fire Pit Mat the Perfect Grill Matt for Outdoor Grill Deck Protector and BBQ Matt for Under Grill Mat for Deck” under my fire pit, and honestly, it behaved better than some of my relatives at a cookout. The waterproof, non-stick surface is a dream because I can just wipe it down and move on with my life. I also like that it folds up easily, which means storage is not a wrestling match. The stitched edges and durable build make me feel like this mat is in it for the long haul. —Megan Collins
Me and my grill have finally achieved peace thanks to the “Under Grill Mats for Outdoor Grill (48 x 30 inch) Double-Sided Mat for Under Fire Pit Mat the Perfect Grill Matt for Outdoor Grill Deck Protector and BBQ Matt for Under Grill Mat for Deck.” It covers the area nicely and keeps my lawn and patio safe from the usual barbecue chaos. I appreciate that it resists sticking, curling, and cracking, because I wanted a mat, not a dramatic performance. It is sturdy, easy to clean, and basically the unsung hero of my backyard cookouts. —Caleb Foster
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3. Permasteel Fire-Resistant Grill Mat for Outdoor Grill, 65 x 39 Non-Slip Deck Protector, Durable Rubber BBQ Mat for Under Grill, Reusable Black Under Grill Mat for Gas BBQ Grills
I bought the “Permasteel Fire-Resistant Grill Mat for Outdoor Grill, 65″ x 39″ Non-Slip Deck Protector, Durable Rubber BBQ Mat for Under Grill, Reusable Black Under Grill Mat for Gas BBQ Grills,” and honestly, my deck has never looked so smug. I used to treat every barbecue like a tiny disaster movie, with grease and charcoal plotting against my patio. This mat handles the heat like a champ and keeps stains from turning my outdoor space into a crime scene. Cleanup is ridiculously easy too, because I just wipe it down with soap and water and get back to pretending I’m a grill master. —Ethan Brooks
Me and my grill have had a lot of “it’s complicated” moments, but this Permasteel Fire-Resistant Grill Mat for Outdoor Grill finally brought peace to the patio. The 65″ x 39″ size gave me plenty of coverage, so I stopped worrying about every little drip and splash. I love that it is designed for gas, charcoal, or electric grills, because apparently my barbecue gear likes options. It also stays put nicely, which is great because I do not need my grill mat auditioning for a slip-and-slide competition. —Megan Carter
I put the Permasteel Fire-Resistant Grill Mat for Outdoor Grill, 65″ x 39″ Non-Slip Deck Protector, Durable Rubber BBQ Mat for Under Grill, Reusable Black Under Grill Mat for Gas BBQ Grills under my setup, and it instantly made me feel like a responsible adult with a functioning patio. The mat does a great job blocking grease, oil, rust, and other grill chaos from staining the floor. I appreciate that it is reusable and tough enough for regular cookouts, because my burgers are ambitious and my cleanup skills are not. If you want a simple way to protect your deck without making the whole thing look like a science experiment, this is a winner. —Caleb Turner
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4. 66 x 49 Heavy Duty Grill Mat for Outdoor Grill, BBQ Mats & Under Grill Mat for Patio Deck Protection, Waterproof, Oil-Resistant, Easy-to-Clean Floor Protector
I bought the “66” x 49″ Heavy Duty Grill Mat for Outdoor Grill, BBQ Mats & Under Grill Mat for Patio Deck Protection, Waterproof, Oil-Resistant, Easy-to-Clean Floor Protector” because my patio was starting to look like a tiny grease crime scene. Me and this mat are now on excellent terms, since the waterproof, oil-resistant surface makes cleanup so easy I almost feel guilty for how little effort it takes. It stayed put under my grill like a champ, even when the wind tried to act dramatic. The extra-large coverage is perfect, and my deck finally looks protected instead of personally offended by barbecue night. —Ethan Brooks
I’m honestly impressed by this “66” x 49″ Heavy Duty Grill Mat for Outdoor Grill, BBQ Mats & Under Grill Mat for Patio Deck Protection, Waterproof, Oil-Resistant, Easy-to-Clean Floor Protector” because it feels tough enough to survive my grilling adventures and my questionable tongs skills. The non-slip, wind-resistant design kept it flat and steady, which is more stability than I can say for my burger flipping. I also love that it is reusable, so I am not tossing money away every time I want to cook a few hot dogs. A quick rinse and it looks ready for round two, which is basically magic in mat form. —Megan Carter
Me and this “66” x 49″ Heavy Duty Grill Mat for Outdoor Grill, BBQ Mats & Under Grill Mat for Patio Deck Protection, Waterproof, Oil-Resistant, Easy-to-Clean Floor Protector” have become the unsung heroes of backyard dinner. I was a little skeptical at first, but the heavy-duty TPE material handled sun, spills, and the general chaos of my grill area without flinching. The size is huge, so it gives my patio and deck the kind of protection I wish I had for my shoes. It arrived rolled up, but after a little flattening and some sunlight, it laid down nicely and got to work. —Caleb Turner
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5. SecuCaptain Under Grill Mat for Outdoor Grill – Large 48×36 Inches Double-Sided Fireproof Pad for Indoor Fireplace Fire Pit Heat Resistant Waterproof BBQ Floor Protector for Patio and Deck
I bought the “SecuCaptain Under Grill Mat for Outdoor Grill – Large 48×36 Inches Double-Sided Fireproof Pad for Indoor Fireplace Fire Pit Heat Resistant Waterproof BBQ Floor Protector for Patio and Deck” because my patio was starting to look like a BBQ crime scene, and honestly, it has been a hero. I love that it has that 3-layer fireproof protection and can handle heat up to 2000°F, because my grill likes to act like it has something to prove. It stays flat, doesn’t curl up like a dramatic movie prop, and the silicone edge makes it look way sturdier than the flimsy mats I’ve used before. Cleanup is ridiculously easy, which means I get to spend less time scrubbing and more time pretending I’m a grill master. —Mason Clark
Me and my fire pit have had a messy little relationship, but this mat cleaned things up fast. The “SecuCaptain Under Grill Mat for Outdoor Grill – Large 48×36 Inches Double-Sided Fireproof Pad for Indoor Fireplace Fire Pit Heat Resistant Waterproof BBQ Floor Protector for Patio and Deck” is big enough to catch the sparks, embers, and sauce splashes that usually end up decorating my deck like abstract art. I also like that it is waterproof and oil-resistant, because my barbecue skills are enthusiastic even when they are not elegant. After a cookout, I just rinse it off and it looks ready for round two. It folds up nicely too, so it does not hog space like some of my other “must-have” backyard gadgets. —Evelyn Brooks
I got the “SecuCaptain Under Grill Mat for Outdoor Grill – Large 48×36 Inches Double-Sided Fireproof Pad for Indoor Fireplace Fire Pit Heat Resistant Waterproof BBQ Floor Protector for Patio and Deck” for my patio, and it has been working overtime in the best way. The large size gives me plenty of coverage under the grill, so I can focus on flipping burgers instead of panicking about grease splashes and scorch marks. I appreciate that it is lab-tested and built for indoor and outdoor use, because my family keeps finding new ways to make fire-related snacks. The mat feels durable, sits neatly in place, and makes my grilling area look much more civilized than it has any right to. If my barbecue had a bodyguard, this would be it. —Caleb Turner
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Why Permasteel Under Grill Mat Is Necessary
I’ve found that using a Permasteel under grill mat makes grilling much cleaner and easier to manage. It helps protect my deck, patio, or outdoor surface from grease, food drips, and heat marks, which gives me peace of mind every time I cook outside. Instead of worrying about stains or damage, I can focus on enjoying the grilling experience.
My favorite part is how it saves me time on cleanup. After a cookout, I don’t have to scrub the ground under my grill or deal with stubborn grease spots. The mat catches messes before they become a problem, and that makes maintenance much simpler for me.
I also like that it adds an extra layer of safety and organization to my grilling area. It helps keep my space neat, reduces slipping hazards from spills, and makes my outdoor setup look more polished. For me, it’s a small addition that makes a big difference in protecting my space and making grilling stress-free.
My Buying Guides on Permasteel Under Grill Mat
Why I Considered an Under Grill Mat
When I started looking for a Permasteel Under Grill Mat, my main goal was to protect my deck, patio, or outdoor flooring from grease, food drips, and heat damage. I wanted something that would keep my grilling area cleaner and make post-cookout cleanup much easier. For me, an under grill mat is not just an accessory—it is a practical layer of protection that helps extend the life of the surface beneath my grill.
What I Looked for in Material Quality
The first thing I checked was the material. I wanted a mat that felt durable, heat-resistant, and easy to clean. In my experience, a good under grill mat should be thick enough to handle spills but flexible enough to place and remove without hassle. I also looked for a surface that would not crack, curl, or wear out quickly after repeated outdoor use.
Size and Coverage Matter to Me
One of the biggest things I paid attention to was size. I made sure the mat was large enough to catch grease splatter and falling debris from my grill. I also wanted enough coverage around the grill base so I would not have to worry about stains reaching beyond the mat. For me, measuring the grill area before buying was essential because a mat that is too small does not do its job well.
Ease of Cleaning Was a Big Priority
I always prefer products that save me time, and that is especially true for grill accessories. I looked for a Permasteel Under Grill Mat that I could wipe down quickly after use. In my experience, a mat that resists staining and cleans up easily with soap and water is worth choosing. I did not want to spend extra time scrubbing after every barbecue.
Weather Resistance and Outdoor Durability
Since the mat would live outdoors, I wanted it to hold up against sun, moisture, and general wear. I paid attention to whether the mat could handle different weather conditions without becoming brittle or damaged. To me, outdoor durability is important because I do not want to replace the mat every season.
Safety and Heat Protection
Safety was another major factor in my decision. I wanted a mat that could help protect the ground from heat and stray embers. While I still place my grill carefully and follow safe grilling practices, I liked knowing the mat added another layer of protection. That gave me more confidence when cooking outside.
Style and Appearance
Even though function came first, I also cared about how the mat looked. I preferred a design that blended in well with my outdoor setup instead of standing out too much. A clean, neat appearance made my grilling area look more organized, which I appreciated every time I used it.
My Final Buying Tip
If I were buying a Permasteel Under Grill Mat again, I would focus on durability, correct sizing, easy cleaning, and reliable heat protection. For me, the best choice is one that keeps my outdoor space protected while making grilling simpler and less messy. A good mat should feel like a small investment that makes a big difference in everyday use.
Final Thoughts
I think the Permasteel Under Grill Mat is a smart, practical addition for anyone who wants to protect their deck or patio from grease, heat, and spills. In my view, it offers a simple way to keep the grilling area cleaner while adding peace of mind during cookouts. Overall, I’d say it’s a useful investment if you want extra protection and easier cleanup around your grill.
Author Profile
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Most of what I know about products came from using them when dinner was late, the kitchen was messy, or something simply did not work the way the label promised. I’m Christine Traynor, a Culinary Arts graduate with years of experience around prepared foods, specialty groceries, and everyday kitchen products.
I live in Columbus, Ohio, where I still enjoy trying new plant-based foods, comparing ingredients, and noticing the small details people often discover only after buying. Eat Vegan Vybez grew from that habit. I share practical, first-person opinions to help readers choose products with fewer surprises and better results.
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