









🛋️ Elevate your sofa game—comfort that won’t sag or slip!
The GORILLA GRIP Heavy Duty Couch Cushion Support Board is a 21.5 x 70 inch, .43 inch thick premium plywood panel designed to reinforce sagging sofas. Featuring slip-resistant PVC grip dots, it holds up to 400 pounds and stays securely in place. Easy to install without tools, foldable and stackable for versatile fit, it’s the ultimate upgrade for professional-grade sofa support and comfort.

| Frame Material Type | Engineered Wood |
| Material Type | Engineered Wood |
| Has Removable Seat Cushion Cover | false |
| Product Care Instructions | Spot Clean with Damp Cloth, Wipe with Damp Cloth |
| Seat Cushion Removability | Removable |
| Fill Material | Heavy Duty .43" Plywood Boards |
| Material Features | Slip-resistant PVC grip dots |
| Required Assembly | No |
| Component Connector Assembly | Not Required |
| Seat Depth | 21.5 inches |
| Seat Height | 0.43 Inches |
| Item Dimensions D x W x H | 21.5"D x 70"W x 0.43"H |
| Item Weight | 9.1 Pounds |
| Size | 21.5" x 70" Sofa |
| Weight Capacity Maximum | 400 Pounds |
| Seating Capacity | 4 |
| Additional Features | Easy To Install, Folding, Stackable, Stay in Place Grip Dots, Tool Free Assembly |
| Item Firmness Description | supportive |
| Is Customizable? | No |
| Color | Grey |
| Style Name | Modern |
| Shape | Rectangular prism |
| Arm Style | Armless |
| Pattern | Solid |
| Back Style | Backless |
| Cushion Style | Boxed Edge |
| Frame Color | Gray |
| Upholstery Color | Grey |
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