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🛋️ Reinvent your sofa’s comfort—because sagging seats are so last season!
The GORILLA GRIP Heavy Duty Couch Cushion Support Board is a 21.5" x 70" premium plywood insert designed to fix sagging sofas by providing strong, durable support. Featuring a .43" thick plywood core capable of holding up to 400 pounds, it includes slip-resistant PVC grip dots to prevent shifting and is easy to install without tools. Its foldable and stackable design ensures a universal fit for various sofa sizes, making it the ultimate upgrade for firmer, longer-lasting couch comfort.
| ASIN | B0CGBF9441 |
| Accent Color | Gray |
| Additional Features | Easy To Install, Folding, Non Slip, Stackable, Tool Free Assembly |
| Age Range Description | Adult |
| Arm Style | Armless |
| Assembly Instructions Description | Already Assembled |
| Back Style | Backless |
| Best Sellers Rank | #3,469 in Home & Kitchen ( See Top 100 in Home & Kitchen ) #1 in Sofa Replacement Parts |
| Brand Name | GORILLA GRIP |
| Color | Grey |
| Component Connector Assembly | Not Required |
| Cushion Construction | Solid Plywood Boards with Grip Dots |
| Cushion Style | Boxed Edge |
| Customer Reviews | 4.6 4.6 out of 5 stars (4,044) |
| Fill Material | Heavy Duty .43" Plywood Boards |
| Frame Color | Gray |
| Furniture Leg Material | Engineered Wood |
| Has Removable Seat Cushion Cover | false |
| Included Components | Rejuvenator Board |
| Includes All Assembly Tools | No |
| Indoor Outdoor Usage | Indoor |
| Is Customizable? | No |
| Is Modular | Yes |
| Item Depth | 21.5 inches |
| Item Dimensions | 21.5 x 70 x 0.43 inches |
| Item Dimensions D x W x H | 21.5"D x 70"W x 0.43"H |
| Item Firmness Description | supportive |
| Item Weight | 9.1 Pounds |
| Manufacturer | Hills Point Industries, LLC |
| Manufacturer Part Number | 840316706964 |
| Material Features | Slip-resistant PVC grip dots |
| Material Type | Engineered Wood |
| Minimum Weight Capacity | 181.4 Kilograms |
| Model Number | 840316706964 |
| Number of Pieces | 1 |
| Pattern | Solid |
| Product Care Instructions | Spot Clean with Damp Cloth, Wipe with Damp Cloth |
| Recommended Uses For Product | Supporting sofas |
| Required Assembly | No |
| Room Type | Guest Room, Home Office, Living Room, Study Room, Sunroom |
| Seat Cushion Configuration | Multiple Cushion Seat |
| Seat Cushion Quantity | 1 |
| Seat Cushion Removability | Removable |
| Seat Depth | 21.5 inches |
| Seat Fill Material | Foam |
| Seat Height | 0.43 Inches |
| Seating Capacity | 4 |
| Shape | Rectangular prism |
| Size | 21.5" x 70" Sofa |
| Sofa Type | Standard |
| Style Name | Modern |
| UPC | 840316706964 |
| Upholstery Color | Grey |
| Weight Capacity Maximum | 400 Pounds |
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