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    Backers
    1. Home
    2. Edgebanding & Surfacing
    3. Backers
    Item # RCIIB3PLY78-40 • Mfr # K10021

    3-Ply High Strength Tackboard 7/8" Thickness 49" x 121"

    • Technical data, K10021
      Technical data, K10021

    Description

    3-Ply High Strength Tackboard For Work Surfaces

    3-ply high strength tackboard gives installers a tackable material that combines a Smart br Core with layered fiberboard construction, so it serves as a dependable surface for tacks and screws in everyday woodworking and interior projects. The Smart br Core is described as a tackable material, which means it accepts tacks and holds them, supporting repeat posting and repositioning of items on the surface. The material is lightweight, so handling 49 x 121 sheets on site or in the shop is more manageable during fabrication and mounting. Consistent density and thickness across the board support flat installation and predictable edge treatment when integrating the sheet into assemblies. A smooth finish on the surface helps when laminating, facing, or leaving the tackboard exposed, giving a uniform look across larger runs. The Smart br Core is FSC Mix Credit Certified, aligning the material with projects that call for that certification standard.

    Key Tackboard Construction Details For Projects

    • The 1/8 inch high-density fiberboard core forms a firm inner layer, which helps the sheet stay stable during cutting and fastening, supporting clean edges and reliable fastening points.
    • The 3/8 inch wood-fiber softboard on the face creates a tackable layer, so tacks bite into the surface easily and stay in place during repeated use.
    • The 3/8 inch wood-fiber softboard on the back balances the construction, which supports flatness and reduces stresses when the sheet is fastened to a substrate or framed structure.
    • The board securely holds screws and tacks, so fasteners stay embedded in normal service and the surface can be used repeatedly without constant rework.
    • The 7/8 inch, or 22.2 mm, overall thickness gives substantial body to the panel, which helps it sit flush with surrounding materials in assemblies that anticipate that thickness.
    • The 49 x 121 inch sheet size covers larger wall or cabinet areas in a single piece, limiting seams and joints when laying out tackable zones.

    Installation And Fit Details For Tackboard Sheets

    The 7/8 inch thickness defines how this tackboard fits within framed or unframed assemblies, letting fabricators design reveals, trims, and edge details around a known build. The 1/8 inch high-density fiberboard core provides a solid center that responds predictably to cutting and drilling, so layout work for fasteners can follow standard woodworking processes. The 3/8 inch wood-fiber softboard on both face and back creates balanced construction, which helps the sheet sit flat against mounting surfaces or within frames. Because the material securely holds screws and tacks, it can serve as both the tack surface and a fastening substrate in one layer, simplifying some build-ups. The smooth finish supports a clean interface for laminates or paint systems specified for the project, helping the completed tack surface look consistent across the full 49 x 121 area.

    Using Smart Br Core Tackboard In Real Projects

    Where This Richwood Industries Tackboard Works Best

    This Smart br Core tackboard from Richwood Industries is positioned as a tackable material with a smooth finish, so it suits applications where a working surface needs repeated posting or fastening with tacks. The securely holds screws and tacks description points to use in framed and unframed applications, since the board can accept fasteners directly into its face. The 49 x 121 inch sheet size covers wide spans, which is useful when laying out continuous tack areas on walls, panels, or large cabinet backs that benefit from minimal seams. The combination of 1/8 inch high-density fiberboard core and 3/8 inch wood-fiber softboard on each side creates a 3-ply structure that can integrate into backers or surfacing schemes. The FSC Mix Credit Certified status of Smart br Core can support projects that must document that type of certification in their material list, aligning the tack surface with similar certified components.

    Construction Details That Support Consistent Results

    The 1/8 inch high-density fiberboard core gives the tackboard a firm middle layer, so saws and routers track consistently, supporting precise sizing and cleaner edges for framed openings or full-height panels. With 3/8 inch wood-fiber softboard on both face and back, the sheet distributes stresses more evenly, which helps maintain flatness once fastened and reduces telegraphing when a facing material is applied. The 7/8 inch, or 22.2 mm, total thickness offers a predictable dimension that fabricators can design around for reveals, trim depths, and matching adjacent components. Because the product is described as securely holding screws and tacks, installers can rely on the surface for repeated fastening points in normal use without constant touch-ups. The lightweight description matters during handling of 49 x 121 sheets, as it aids in maneuvering panels into position on site or in the shop. Consistent density and thickness across the Smart br Core help produce even tack performance and uniform contact for adhesives or surface finishes applied over the board.

    Common Questions About This Tackboard Sheet

    What is the construction of this Smart br Core tackboard?

    The tackboard uses a 3-ply structure with a 1/8 inch high-density fiberboard core and 3/8 inch wood-fiber softboard on both face and back, which supports tackability and balanced performance.

    How thick is the Richwood Industries tackboard panel?

    The tackboard has a 7/8 inch, or 22.2 mm, thickness, which sets the build dimension for framing, edge treatment, and alignment with surrounding materials.

    What sheet size does this 3-ply high strength tackboard provide?

    The tackboard is available in a 49 x 121 inch sheet size, allowing coverage of larger wall or panel areas with fewer seams or joints.

    Can this tackboard hold both screws and tacks?

    The product is described as securely holding screws and tacks, so it serves as a combined tack surface and fastening layer in normal woodworking and interior applications.

    How does the lightweight description help during installation?

    The tackboard is described as lightweight, which helps when handling and positioning 49 x 121 inch sheets during cutting, layout, and final mounting.

    Why is the FSC Mix Credit Certified status important?

    The Smart br Core is FSC Mix Credit Certified, which supports use in projects that specify that certification for their wood-based materials.

    Select This Tackboard For Tackable Surface Projects

    This 3-ply high strength tackboard from Richwood Industries combines a Smart br Core, 7/8 inch thickness, and 49 x 121 inch sheet size, giving woodworkers a tackable panel that holds screws and tacks while remaining lightweight. Consistent density and thickness, together with the 1/8 inch high-density fiberboard core and 3/8 inch wood-fiber softboard on both sides, support predictable fabrication and flat installation in framed and unframed applications. For projects calling for a tackable surface built from an FSC Mix Credit Certified core, this sheet offers defined construction and dimensions that align with professional layout and build requirements.

    Product Type
    Backer
    Color/Finish
    Brown
    Width (in)
    49 in
    Length (in)
    121 in
    Thickness (in)
    7/8 in
    Supplier Pack Size
    250
    Sold In
    1
    Product Type
    Backer
    Color/Finish
    Brown
    Width (in)
    49 in
    Length (in)
    121 in
    Thickness (in)
    7/8 in
    Supplier Pack Size
    250
    Sold In
    1
    0Cart
    0Cart
    Tackable CorkboardBacker
    97 in121 in
    1/2 in7/8 in
    Richwood Industries
    $116.89/Sheet
    3-Ply High Strength Tackboard 7/8" Thickness 49" x 121"
    Item# RCIIB3PLY78-40 / MFR Part # K10021
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    Sheet
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    Sold In: 1 Sheet

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