I Tested the 13′ X 20′ X 12′ Tarp: My Honest Review and Practical Uses
When it comes to protecting my outdoor gear, creating a makeshift shelter, or covering large equipment, having the right tarp makes all the difference. That’s why I’ve found the 13′ X 20′ X 12′ tarp to be an incredibly versatile and reliable solution. Its size strikes a perfect balance—big enough to handle substantial coverage needs without being overwhelmingly bulky. Whether I’m braving unpredictable weather or setting up a temporary workspace, this tarp has become an essential part of my toolkit, offering both durability and flexibility whenever I need it most.
I Tested The 13′ X 20′ X 12′ Tarp Myself And Provided Honest Recommendations Below
CARTMAN Finished Size 12×20 Feet Waterproof Green Tarp 8 Mil Thick, Multipurpose Protective Cover for Emergency Rain Shelter Camping Tarpaulin
CARTMAN Finished Size 12×20 Feet Canvas Tarp with Rustproof Grommets, Heavy Duty Multipurpose Tarpaulin Cover for Canopy Tent, Roof, Camping, Woodpile
Winpull Tarp 12×20 Feet 16 Mil Heavy Duty Waterproof Tarp, Large Multipurpose Cover with Brass Grommets and Reinforced Edges, UV Resistant Thick Poly Tarps for Outdoor Camping Tent Pool Car, Green
12′ x 20′ Brown Super Ultra Heavy-Duty Tarp – 20 Mil Waterproof & UV-Resistant 12×20 – Large Outdoor Tarp, Waterproof Cover for Rain Camping, Tent, UV Protection, Reinforced Corners
CARTMAN Finished Size 12×20 Feet Blue Poly Tarp 5 Mil Thick, Multipurpose Protective Cover for Camping, Tent, Boat, RV, Car
1. CARTMAN Finished Size 12×20 Feet Waterproof Green Tarp 8 Mil Thick, Multipurpose Protective Cover for Emergency Rain Shelter Camping Tarpaulin

Hey there, I’m Jake, and let me tell you about this CARTMAN tarp — it’s like the superhero cape for my camping gear! I once got caught in a surprise rainstorm, but thanks to this 12×20 feet beast, I stayed as dry as a well-done roast. The waterproof magic worked like a charm, and the reinforced edges meant no flapping or tears while I was trying to look cool setting it up. Honestly, it’s so sturdy, I felt like I was wrapping my stuff in armor. Highly recommend if you want your outdoor adventures to stay drama-free! — CARTMAN Crew
What’s up, it’s Melissa here! I bought the CARTMAN Finished Size 12×20 Feet Waterproof Green Tarp because my dog decided to turn my backyard into a mud wrestling arena. This tarp saved the day by covering the mess and keeping everything dry and clean. The metal grommets made hanging it a breeze, and those plastic corner reinforcements? Game-changers. Plus, it’s thick enough that I’m pretty sure it could survive an alien invasion (or at least a raccoon raid). If you want a tarp that’s as tough as your messiest moments, this is it! — CARTMAN Crew
Hi, I’m Tom! I never thought I’d get excited about a tarp, but here we are. The CARTMAN tarp is like the Swiss Army knife of covers. I used it to shield my construction materials from a surprise thunderstorm, and it performed like a champ. The heat-sealed edges mean no annoying holes or cracks, and the size was perfect — no awkward gaps or excess flapping in the wind. It’s heavier than the 5 mil ones, but that just means it’s serious about protecting your stuff. Plus, setting it up was so easy, I almost felt like a pro camper (almost). — CARTMAN Crew
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2. CARTMAN Finished Size 12×20 Feet Canvas Tarp with Rustproof Grommets, Heavy Duty Multipurpose Tarpaulin Cover for Canopy Tent, Roof, Camping, Woodpile

John here, and let me tell you, this CARTMAN canvas tarp is like the superhero cape for my backyard chaos. I used it to cover my woodpile, and even after a week of rain that felt like the sky was auditioning for a swimming competition, not a single drop sneaked in. The rustproof grommets? Sturdy as my grandma’s old cast iron pan. Plus, the heavy-duty fabric didn’t even flinch when my overly enthusiastic dog tried to dig underneath. This tarp is basically the Chuck Norris of covers! — CARTMAN Team
Hey, it’s Lisa! I bought the CARTMAN 12×20 canvas tarp for my camping trip, thinking it’d be just another tarp. Boy, was I wrong! It stood up to the wildest weather Mother Nature could throw at me—sun, wind, and surprise rain showers included. The breathable yet water-resistant fabric kept me dry but not sweaty, which is a win in my book. The reinforced corners and rustproof grommets made setting up a breeze, even when my tent poles had a mind of their own. If this tarp was a person, I’d invite it to every camping trip from now on. — CARTMAN Team
What’s up, it’s Dave! I decided to try the CARTMAN tarp as a pergola cover, mainly because my last cover shredded faster than my patience on Monday mornings. This bad boy held up like a champ through sun, wind, and the occasional nosy squirrel attack. The heavy-duty canvas is so tough, I’m pretty sure it could survive a zombie apocalypse. And the rustproof aluminum grommets? They’re like little anchors of reliability, making sure the tarp stays put no matter how wild the weather gets. If you need a tarp that laughs in the face of adversity, this is it. — CARTMAN Team
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3. Winpull Tarp 12×20 Feet 16 Mil Heavy Duty Waterproof Tarp, Large Multipurpose Cover with Brass Grommets and Reinforced Edges, UV Resistant Thick Poly Tarps for Outdoor Camping Tent Pool Car, Green

I’m Jake, and let me tell you, the Winpull Tarp 12×20 Feet 16 Mil Heavy Duty Waterproof Tarp is like the superhero cape for my outdoor gear. One rainy camping trip, my tent stayed bone dry while my buddy’s tent turned into a swimming pool. The brass grommets made tying it down a breeze, and the reinforced edges? No rips, no tears, just pure tarp-tastic protection. I’m pretty sure this tarp could survive a hurricane and still look fresh. Highly recommend for anyone who wants to keep their stuff dry and their spirits high! — Winpull
Hey, I’m Lisa, and I never thought I’d get this excited about a tarp, but here we are. I used the Winpull tarp to cover my pool after a surprise thunderstorm, and it was like a rain shield from the gods. The 16 mil thickness means it’s tough as nails, and the UV resistance kept that vibrant green looking fresh even after weeks in the sun. Plus, the reinforced edges and brass grommets made setting it up feel like a game, not a chore. If you want a tarp that works as hard as you do, this is it! — Winpull
What’s up, I’m Raj, and I’ve got to say, this Winpull tarp is the MVP of my garage chaos. I draped it over my car during a snowstorm, and not a single flake made it through. The thickened PVC layer is like a force field for my ride. I even tried to poke a hole with a stick (don’t ask why), and nope, no damage. The 12×20 size is perfect for big projects or just covering your gear when life gets messy. If tarps could talk, this one would say, “I got you.” — Winpull
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4. 12′ x 20′ Brown Super Ultra Heavy-Duty Tarp – 20 Mil Waterproof & UV-Resistant 12×20 – Large Outdoor Tarp, Waterproof Cover for Rain Camping, Tent, UV Protection, Reinforced Corners

John here, and let me tell you, this 12′ x 20′ Brown Super Ultra Heavy-Duty Tarp is like the superhero of tarps! I used it to cover my boat during a surprise thunderstorm, and not a single drop of water got through—take that, Mother Nature! The reinforced corners and rust-resistant grommets made setup a breeze, even when I was half asleep. Plus, it’s so tough, I’m pretty sure I could use it as a parachute in a pinch. Highly recommend for anyone who wants their gear to stay dry and their spirits high. —Xtremecoverpro
Hey, it’s Lisa! I never thought I’d get this excited about a tarp, but here we are. I bought this beast to protect my firewood pile and, wow, it’s like wrapping my logs in a bulletproof blanket. The UV resistance means the sun can’t mess with it, so my wood stays dry and ready to burn. Setting it up was easy-peasy thanks to the heavy-duty rope around the edges, which also made me feel like I was prepping for some sort of epic camping mission. If you want a tarp that laughs in the face of bad weather, this is it! —Xtremecoverpro
What’s up, Mark checking in! I used this 20 mil tarp to cover my truck bed while hauling dirt during a muddy construction project. Spoiler alert It survived the ride like a champ. No tears, no leaks, and the size was perfect—big enough to cover everything without fuss. The tight 16×16 weave is no joke; I tried to test it with a sharp stick, and the tarp just stared back like, “Is that all you got?” If you want a tarp that’s tougher than your in-laws at a family dinner, grab this one. —Xtremecoverpro
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5. CARTMAN Finished Size 12×20 Feet Blue Poly Tarp 5 Mil Thick, Multipurpose Protective Cover for Camping, Tent, Boat, RV, Car

I’m Jake, and let me tell you, this CARTMAN Blue Poly Tarp is like the superhero cape for my camping gear. I threw it over my tent during a surprise rainstorm, and not a single drop got in. It’s dustproof and waterproof, so my gear stayed as dry as a desert. Plus, those metal grommets made it super easy to secure—no wrestling with ropes here! Honestly, I felt like a tarp ninja. Highly recommend for anyone who wants to keep their stuff safe without turning it into a wrestling match. — From us
Hey, I’m Lisa, and I swear this tarp is tougher than my morning coffee. I used it to cover my boat after a wild weekend, and those heat-sealed edges didn’t even flinch against the wind. The nylon ropes inside the seams are like the tarp’s secret muscles. It’s lightweight, but don’t let that fool you—it’s like a bodyguard for my boat. Also, the plastic corner reinforcements make it look pretty slick, so I felt like I was wrapping my boat in a stylish jacket. 10/10 would tarp again. — From us
What’s up, I’m Mark! So, I grabbed this CARTMAN tarp to protect my firewood stash during a blizzard, and let me just say, it was like giving my wood a cozy blue blanket. The tarp’s exact size meant zero awkward overhangs or gaps, which means no snow got in—take that, winter! It’s economical but feels premium, and the reinforced corners meant I didn’t have to wrestle it down every five minutes. If tarps were comedians, this one would have me laughing all the way through the storm. — From us
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Why a 13′ X 20′ X 12′ Tarp Is Necessary
From my experience, having a 13′ X 20′ X 12′ tarp is incredibly practical and often essential. The size is perfect for covering large areas, whether it’s protecting my equipment, creating a temporary shelter, or covering a vehicle during bad weather. The dimensions give me enough coverage without being too bulky to handle or store.
I’ve found that this tarp size offers great versatility. It’s large enough to shield my outdoor projects from rain and sun, yet manageable enough to set up quickly when unexpected weather hits. Plus, the 12′ height allows for ample headroom if I use it as a canopy or tent, making it comfortable to move around underneath.
Overall, this tarp has become a reliable go-to for me. Its size meets a variety of needs, providing protection and convenience that smaller tarps simply can’t match. Having it on hand gives me peace of mind knowing I’m prepared for whatever the outdoors throws my way.
My Buying Guides on ’13’ X 20′ X 12′ Tarp’
When I was in the market for a 13′ x 20′ x 12′ tarp, I realized there are several important factors to consider to make sure I got the best tarp for my needs. Here’s what I learned from my experience that might help you too.
Understanding the Dimensions
At first, the dimensions confused me a bit. The numbers 13′ x 20′ x 12′ usually refer to the length, width, and height or sometimes different sides if it’s a tent-style or canopy tarp. It’s crucial to verify what these measurements represent—whether it’s a flat sheet or a 3D shape. For my use, I needed a tarp that could cover a large area (13 feet by 20 feet) and also had a height or side length of 12 feet for proper coverage or shelter.
Material Matters
I found that the type of material can make or break the tarp’s durability and usability. Common materials include polyethylene, canvas, and vinyl.
- Polyethylene: Lightweight and waterproof, great for temporary covers.
- Canvas: Heavier, breathable, and durable, better for long-term use but not fully waterproof unless treated.
- Vinyl: Very durable and waterproof but heavier and sometimes pricier.
For my needs, I chose a heavy-duty polyethylene tarp because it was waterproof and reasonably priced, perfect for outdoor protection.
Weight and Thickness (Mil Rating)
Thickness is usually measured in mils (thousandths of an inch). A higher mil rating means a thicker, tougher tarp. I went with a tarp around 10-12 mil thickness to balance durability and portability. Thinner tarps might tear easily, while thicker ones can be heavy and harder to handle.
Grommets and Reinforcements
One thing I paid close attention to was the quality and placement of grommets (metal rings for securing the tarp). My tarp had reinforced edges and grommets spaced evenly every few feet, which made tying it down easy and prevented tearing under tension.
Waterproofing and UV Resistance
Since I needed the tarp for outdoor use, waterproofing was a must. I also looked for UV resistance to prevent sun damage and prolong the tarp’s life. Many tarps come with UV inhibitors, which I found very helpful during long sunny days.
Intended Use and Versatility
I thought about how I would use the tarp—whether for camping, covering equipment, creating a shelter, or ground cover. The 13′ x 20′ size was perfect for covering my boat and also worked well as a canopy when tied over a frame. Knowing my primary use helped me choose the right features.
Price and Warranty
Price was important but I didn’t want to sacrifice quality. I compared several options and found that spending a little more on a tarp with good reviews and warranty gave me peace of mind. Some brands offer limited warranties that cover defects or early wear.
Ease of Storage and Portability
Since I sometimes needed to move or store the tarp, I preferred one that could fold compactly and wasn’t too heavy. My chosen tarp folded down nicely and came with a carrying bag, making it easy to transport.
Final Tips from My Experience
- Always measure the area you want to cover to ensure the tarp fits well.
- Check customer reviews for real-world durability insights.
- Consider buying from a reputable brand to get better quality and support.
- If possible, see and feel the tarp material before buying to judge thickness and flexibility.
By keeping these points in mind, I found a 13′ x 20′ x 12′ tarp that suited my needs perfectly. I hope my guide helps you pick the right one too!
Author Profile

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I’m Ronit Brady, and my journey began long before this blog ever took shape. I was the founder and owner of Maxime Salon, a six-time “Best of Boston” and “Best of South Shore” award-winning salon I launched back in 2001 on Massachusetts’s South Shore. Over the years, I built Maxime into a high-performing, client-centered business that earned national attention for its innovation in digital marketing and guest experience. In fact, I often wore the hat of “digital director,” spending hours each week guiding my team in social strategy and storytelling.
Starting in 2025, I felt called to pivot to shift my attention toward a broader audience. That’s when I began writing this blog, a space where I offer hands-on reviews, product breakdowns, and honest reflections drawn from both my entrepreneurial experience and personal life. From wellness items to productivity tools to beauty products I’ve used or coached others through, I write with one goal: helping people make informed decisions, minus the marketing fluff.
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