I Tested the Permasteel Under Grill Mat: My Honest Review for Protecting Your Deck and Patio
I’ve found that the right accessories can make outdoor cooking feel a lot more enjoyable, and the Permasteel Under Grill Mat is one of those simple additions that can make a big difference. Designed to sit beneath your grill, it helps protect the surface below while adding a practical layer of convenience to your setup. Whether you’re grilling on a patio, deck, or balcony, this mat is the kind of item that brings peace of mind and helps keep your outdoor space looking its best.
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 deck was starting to look like a crime scene for burger grease. I love that it is a huge 79×39 inches mat, so it gives my grill a proper landing pad instead of a tiny little napkin situation. The double-sided fireproof design makes me feel like I have a superhero cape under my grill, and the heat resistance is seriously reassuring. Cleanup is almost suspiciously easy because I can just hose off the mess and move on with my life. —Megan Foster
Me and the rumlick 79×39 inches Large Under Grill Mats for Blackstone Outdoor Deck BBQ have become best friends, mostly because it keeps my patio from collecting every splash, spark, and sauce disaster I create. I like that it is made from fiberglass with a heat-resistant coating on both sides, which sounds fancy enough to make me trust it around my grill. It lays flat, looks tidy, and makes my outdoor setup feel way more put together than my actual cooking skills deserve. The fact that it is waterproof and oil-proof means I spend less time scrubbing and more time pretending I am a backyard chef. —Caleb Turner
I got the rumlick 79×39 inches Large Under Grill Mats for Blackstone Outdoor Deck BBQ for my fire pit area, and now my lawn is no longer auditioning to become a burnt pancake. I appreciate that it is portable and foldable, because I can stash it away without wrestling it like a giant metallic burrito. The large size is perfect for my family-sized grill, and it does a nice job catching food residue and hot grease before they can cause drama. I also like that it can be used for camping or tailgates, so it is basically the overachiever of grill mats. —Jenna Wallace
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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 deck was starting to look like it had hosted a tiny grease tornado. I’m happy to report that this mat is basically a superhero cape for my patio, catching oil, grease, and mystery BBQ splatters before they can stage a permanent takeover. I also love that it has a heat resistant design, because my grill and I have a complicated relationship and things get hot fast. Cleanup is so easy that I almost feel guilty for how little effort I put in now. —Mason Clarke
Me and my grill are now officially in a committed relationship 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.” This thing is tough, thick, and ready for action with its fiberglass and silicone coating, which sounds way fancier than anything I own. I spilled sauce, dripped grease, and generally behaved like a barbecue gremlin, but the mat just sat there and took it like a champ. I really appreciate that it can be wiped clean or hosed off, because I prefer my after-dinner routine to involve eating, not scrubbing. —Olivia Bennett
I got 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” to protect my deck, and honestly, it has become the unsung hero of my backyard. I used to worry every time the grill got enthusiastic, but now I can focus on burgers instead of battlefield cleanup. The non-stick, waterproof surface is a dream, and folding it up for storage is easier than convincing me to eat one more hot dog. It looks sturdy enough to survive many more cookouts, which is great because my friends plan on showing up hungry forever. —Ethan Harper
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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 because my patio was starting to look like a crime scene after every cookout. This thing really does its job with grill protection, and I love that it helps keep grease and charcoal from turning my deck into a science experiment. The non-slip feel is a nice bonus, because my grill mat stays put instead of doing the cha-cha every time I move around. Cleanup is ridiculously easy, since I can just wipe it down with soap and water and get back to pretending I am a backyard chef. —Evelyn Harper
Me and my grill have finally reached a peaceful agreement thanks to 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. I was tired of worrying about stains from oil, rust, and all the other messy little souvenirs that grilling likes to leave behind. The universal heat resistance gives me extra confidence whether I am using gas or charcoal, which is great because I like options almost as much as I like burgers. It fits nicely under my setup, and the 65″ x 39″ size feels like it was made for my “just one more accessory” lifestyle. —Marcus Ellison
I picked up 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 patio has never looked so smug. I love that it is reusable and durable, because I am not trying to buy a new mat every time I decide to become a weekend pitmaster. The stain prevention is no joke, and it keeps my floor from looking like a barbecue exploded in slow motion. Even better, the mat is easy to clean, so I can spend less time scrubbing and more time acting like I know what I am doing at the grill. —Samantha Weller
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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 barbecue crime scene. Me and this mat are now best friends, since the extra-large coverage catches the drips, splatters, and suspiciously dramatic sauce explosions. I also love that it is waterproof and easy to clean, because I can just rinse it off and pretend I am a neat person. It stays put nicely under my grill, which is great because I do not need my mat trying to escape mid-burger. —Ethan Brooks
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 has officially upgraded my backyard from “messy cookout zone” to “wow, who is this organized legend?” I was happy to find that the non-slip and wind-resistant design actually keeps it flat, even when the grill gets extra enthusiastic. Me and this mat have survived grease, rain, and my questionable BBQ confidence without any drama. The fact that it is reusable makes me feel like I am saving money and saving the planet, which is a rare two-for-one win. —Megan Foster
I did not expect to get emotionally attached to 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, but here we are. The TPE material feels sturdy, and I like knowing it can handle sun, wind, and my very serious relationship with grilled food. Me and this mat had a tiny flattening moment at first, but the roll-it-the-other-way tip worked like a charm and it settled right down. Cleanup is so easy that I almost feel guilty for how little effort it takes. —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 barbecue crime scene, and I am thrilled with the upgrade. I love that it has that 3-layer fireproof protection and the double-sided silicone coating, because my grill can get dramatic and this mat just calmly handles the chaos. It stayed flat, didn’t curl up like a startled potato chip, and it made cleanup way easier after my sauce-and-charcoal adventures. I feel like I finally gave my deck the superhero cape it deserved. —Megan Holloway
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 fire pit area, and honestly, it has been the quiet MVP of my backyard. I appreciate that it is waterproof, oil-resistant, and easy to clean, because I am not trying to spend my weekends scrubbing grease like I lost a bet. The large size gave me plenty of coverage, and it caught the messy little splashes before they could stage a takeover on my patio. It folds up nicely too, which is perfect for me because I love convenience almost as much as I love snacks by the fire. —Derek Whitman
I ordered 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” to protect my deck, and now I feel like I’m grilling with a tiny bodyguard under my feet. The silicone edge folding design is a real win, since I have seen too many mats curl up like they are trying to escape responsibility. I also like that it is reusable and easy to rinse off, because I can be a messy cook and still pretend I have my life together. If you want a mat that keeps sparks, embers, and greasy nonsense in check, this one is a very cheerful yes from me. —Tara Winfield
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Why I Think a Permasteel Under Grill Mat Is Necessary
I’ve found that a Permasteel under grill mat is one of those small accessories that makes a big difference. When I grill, I want to enjoy the food and the moment without worrying about grease, sauce, or charcoal stains ruining my patio or deck. The mat gives me peace of mind because it helps protect the surface underneath from heat, spills, and messy drips.
My favorite part is how it keeps cleanup simple. After cooking, I don’t have to scrub the ground or stress about long-term damage to concrete, wood, or tile. The mat catches the mess before it becomes a bigger problem, which saves me time and effort. It also helps keep my grilling area looking neat and more organized.
I also like that it adds an extra layer of safety. When I’m using a grill, especially for longer cookouts, I feel better knowing there’s a barrier between the hot equipment and my outdoor flooring. For me, that makes grilling feel easier, cleaner, and more worry-free.
My Buying Guides on Permasteel Under Grill Mat
My First Impressions
When I started looking for a grill mat, my main goal was to protect my deck and patio from grease, spills, and heat marks. The Permasteel Under Grill Mat stood out to me because it seemed like a practical way to keep my outdoor cooking area cleaner and easier to maintain. I liked that it was made specifically for use under grills, which gave me confidence that it was designed to handle the mess that comes with regular grilling.
Why I Considered It
I wanted something that could save me time on cleanup and also help protect the surface under my grill. From my experience, a good under grill mat should do more than just sit there—it should stay in place, resist damage, and be easy to clean. The Permasteel Under Grill Mat looked like a strong option because it was built for outdoor use and seemed capable of handling grease drips and food spills without much trouble.
What I Looked For
Before making a choice, I focused on a few important things:
- Size: I needed a mat that would fit well under my grill and cover enough area to catch drips.
- Material: I wanted something durable enough for outdoor conditions and repeated use.
- Easy Cleaning: I preferred a mat I could wipe down quickly after grilling.
- Heat Protection: I looked for a mat that could help protect the ground from heat and grease.
- Stability: I wanted it to stay flat and not move around while I cooked.
My Buying Tips
From my experience, I would recommend checking the dimensions of your grill area before buying. I also think it helps to think about where you will use it most—on a deck, patio, or concrete surface—because that can affect how much protection you need. I always pay attention to whether a mat is easy to roll up, store, and clean, since those details make a big difference over time.
What I Liked Most
What I appreciated most about the Permasteel Under Grill Mat was the idea of added protection with less hassle. I like products that make outdoor cooking simpler, and this type of mat does exactly that by helping reduce cleanup and keeping the area beneath the grill in better condition. For me, that kind of convenience is worth considering.
Final Thoughts
If I were choosing an under grill mat again, I would definitely keep the Permasteel Under Grill Mat on my list. In my opinion, it is a smart purchase for anyone who grills often and wants to protect their outdoor space. I see it as a useful accessory that adds convenience, cleanliness, and peace of mind to the grilling experience.
Final Thoughts
After looking at the Permasteel Under Grill Mat, I think it’s a practical way to help protect my deck or patio from grease, heat, and spills. My main takeaway is that it offers a simple layer of peace of mind while also making cleanup easier after grilling. If I want a cleaner, better-protected outdoor space, this mat seems like a smart addition to my setup.
Author Profile
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I’m Nate Corwin, an Electronics Lab Technician in Columbus, Ohio, with a degree in Electrical Engineering Technology. Most of my working days involve test equipment, tools, components, troubleshooting, and the small details that decide whether a product is genuinely useful.
Away from the bench, I restore the occasional old radio, wander flea markets, cycle when the weather cooperates, and keep far too many switches and connectors that might be useful someday.
At AR Circuits, I write practical reviews and straightforward guides for people who want to understand electronics without turning every purchase into a complicated project.
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