GORILLA GRIP Heavy Duty Couch Cushion Support Board to Fix Sagging Sofas, 21.5 x 70 Sofa, Thick Plywood Boards Add Strong Seat Supports, Stays in Place, Replacement Stuffing Under Couches, Gray
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GORILLA GRIP Heavy Duty Couch Cushion Support Board to Fix Sagging Sofas, 21.5 x 70 Sofa, Thick Plywood Boards Add Strong Seat Supports, Stays in Place, Replacement Stuffing Under Couches, Gray

4.6/5
Product ID: 624887052
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Details

  • Brand
    Gorilla Grip
  • Assembly Required
    No
  • Seat Depth
    21.5 inches
  • Seat Height
    0.43 Inches
  • Weight Limit
    4E+2 Pounds
  • Product Dimensions
    21.5"D x 70"W
🦶Slip-resistant PVC grip dots
🪵0.43" thick premium plywood
🛋️21.5" wide for max sofa coverage

Description

🛋️ Elevate your sofa game—comfort and support that won’t quit!

  • EFFORTLESS UPGRADE - Tool-free, foldable design installs in minutes—no handyman needed
  • STAY PUT STABILITY - Hundreds of grip dots prevent shifting, protecting your sofa fabric
  • MAX SURFACE COVERAGE - Wide 21.5" board ensures full sofa seat reinforcement
  • UNMATCHED DURABILITY - Premium .43" plywood supports up to 400 lbs without sagging
  • UNIVERSAL FIT FLEXIBILITY - Foldable and stackable to fit loveseats and various sofa sizes

The GORILLA GRIP Heavy Duty Couch Cushion Support Board is a 21.5" x 70" ultra-durable plywood insert designed to fix sagging sofas by providing strong, long-lasting seat support. Featuring .43" thick premium plywood that holds up to 400 lbs, slip-resistant PVC grip dots to keep it firmly in place, and a foldable, stackable design for versatile fit, it’s a quick, tool-free upgrade that revitalizes your sofa’s comfort and longevity.

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Specifications

Required AssemblyNo
Component Connector AssemblyNot Required
ColorGrey
PatternSolid
Back StyleCushion Back
Upholstery ColorGrey
ShapeRectangular prism
Style NameModern
Is Customizable?No
Is ElectricNo
Weight Capacity Maximum4E+2 Pounds
Additional FeaturesEasy to Install, Stackable, Tool Free Assembly, Stay in Place Grip Dots, Foldable
Fill MaterialHeavy Duty .43" Plywood Boards
Material FeaturesSlip-resistant PVC grip dots
Frame Material TypeEngineered Wood
Seat Cushion RemovabilityRemovable
Seat Depth21.5 inches
Item Dimensions D x W x H21.5"D x 70"W x 0.43"H
Seat Height0.43 Inches
Size70" Sofa

Reviews

4.6

All from verified purchases

A**.

Don’t hesitate, buy them!

So I have used cushion supports before but none of them are as durable and actually work like these. Instant difference when I put them under my saggy couch cushions. My couch literally feels brand new. I feel like I will get more life out of. And they are comfortable. Easy to install, and I have not had any issues with noise. They are very heavy/sturdy and the grips on the bottoms keep them from moving under the cushions. My couch is gray, I got the gray, and it matches well. I put mine a little more to the front on the couch because I have a set in front and back (I doubled them), and you can hardly tell they are there.If you are looking for a saggy couch fit that works! These are it!

G**S

Almost Perfect!! See the Ideas to Improve it!

Pros: It was great for my two seat loveseat and thick as needed, but the middle part was still sagging a bit. Improved it from 4 stars to 5 stars with a chair size from a different company that was too big for my small Bombay chair, but instead of returning it, used it crosswise in the middle of my loveseat and that did the trick! I left a positive review for that one also if you have a similar situation. I then purchased the Gorilla chair size for the Bombay chair and it fit perfectly! Only needed the one easy to fold out plywood support and the thin fabric covering works great to keep it in place without showing underneath my Bombay chair cushion. Huge improvement with older furniture and I hope it gives me at least several more years of life before having to replace my furniture.

S**Y

Pleasantly Surprised It Worked!

I wasn't sure if this would live up the advertised claims but it absolutely did!Installing is super easy as removing cushions, unpacking and placing grip dots face down then replace cushions back on top!It's made very well and the weight of the wood surprised me. I postioned mine end to end on my three cushion couch more towards the back cushions. I spread out so the slats were resting on the side arm frames to ensure it was supported on the couch's frame.The cushions have very little sag in them on my couch but the under support was starting to make it harder to get out of the couch, I'm not ready to purchased a new couch. These saved the day.Night and day difference it stiffened the support back to new condition!It has extended the time before we will need to replace the sofa I'm so pleasantly surprised this product worked so well!

L**K

Needs to fit exactly

Feels pretty solid, but if it doesn’t rest on wooden edges of your couch base at the front and back, it doesn’t help much because with the accordion fold, it bends down in the middle.

K**R

Performance on a Sound Footing

There are many solutions to sagging sofas. Gorilla offers a great solution. The wooden slats are sturdy and rigid. All that I had to do was remove the pillows and then unroll the support slats; the job could not have been easier. The smooth cloth covering on the slats ensured even spacing and a snag-free fit. In summary, these highly functional sofa supports demonstrate that a good product can be easy to install and offer the soft fit.

C**P

It really works!

This is seriously magic!Noticed for the past year the couch being not as comfortable and sagging in spots. This has cause back and hip pain. Decided to give this product a try and the price was right. Wow!! Immediately felt the couch cushions become firmer and supportive. It made the couch feel brand new again. This is a great cost effective way to extend the life of the couch.

S**M

Helped our saggy couch

I purchased these about 6 months ago. We have a short term rental that the couch gets a lot of use and probably a lot of abuse. I noticed the cushions were starting sag a bit and certain areas weren’t as comfortable to sit in. This has helped a lot and after 6 months of use is still serving its purpose.

M**M

Decent Option for Dilapidated Couch

This seems to be another one of those “your mileage may vary” products. For some, it’s a lifesaver. For a few others, it has some impact but is mostly mediocre/average. For the rest, it’s wack. I’m somewhere in between the last two.Listen, I get it—comfort’s a spectrum, and like pain or your body's reaction to gluten, it’s quite subjective. I can’t speak definitively, but I feel like your reaction to this product will depend on the original quality of your couch. I’m not talking price or aesthetics—I’m referring to quality of materials and craftsmanship. Think Amish furniture. Or maybe I’m totally wrong and none of that matters. It’s up to you, really.So, onto my situation. I have a couch that’s slightly above IKEA quality, meaning some thought—however minimal—was put into long-term comfort. It’s been more than a few years, and the base on one side that supports the seat cushions has low-key turned into the sunken place. You know the feeling—like you’re about to be transported somewhere you don’t want to go. In my case, it’s a horrible trip to back pain alley.I could’ve gone to a second hand store, online marketplace, or an uber-luxurious shop, but I wanted to work with my current couch. We have a history, and I want to keep it in my life for as long as feasibly possible. Guess I’m kind of a romantic...or just cheap. Either way, I did a little research and stumbled on this support system. The reviews seemed mostly positive, so I copped it an instant.First reaction: it definitely has an impact. The sunken side of the couch was noticeably firmer with this laid on top of it. Mind-blowingly so? Nope. Enough to feel like a new couch? Not to me. I’d say the firmness and comfort increased moderately—enough to notice, but not enough that I’d call it a new couch. Again, this could be based on the miserable condition of my current couch—or not. There’s no way to know for sure. But I’d give this a C+ or B- for improved comfort.

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Trustpilot

TrustScore 4.5 | 7,300+ reviews

Yusuf A.

Fantastic experience overall. Will recommend to friends and family.

1 month ago

Sneha T.

Received my product in pristine condition. Great service overall.

1 month ago

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Trustpilot

TrustScore 4.5 | 7,300+ reviews

Vikram D.

The MOLLE sheath is of exceptional quality. Very happy with my purchase.

2 weeks ago

Neha S.

Excellent communication throughout the order process. Product is perfect.

2 weeks ago

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