Gorilla Grip Couch Support, Gray 21.5x70

Updated September 5, 2026

New. Gorilla Grip Couch Support, Gray 21.5x70 Model 840316706964 Amazon Product B0CGBF9441 Add Strong, Long Lasting Support To Sofas: easily and quickly upgrade your sagging sofa with our ultra strong, high quality plywood support board; adds extra support and comfort to sofas with sagging frames, cushions or worn out springs; our boards are 21.5" wide to cover more surface area therefore providing more support Ultra Durable .43 Inch Thick Plywood Boards: unlike other brands that use MDF or particle board, ours is constructed with high quality .43" thick plywood that is naturally stronger and more durable; support board can hold up to 400 pounds Stay In Place Grip Dots: designed to stay in place on sofas, board features hundreds of slip resistant PVC dots on the underside; dots help grip to sofa frame and prevent board from shifting during daily use; individual board panels feature rounded corners to reduce chance of cover tearing Easy to Install: extremely easy to install in minutes; simply remove cushions from sofa, unfold board and apply to width of sofa frame with grip dots on the underside; add cushions back to sofa on top of board.

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