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Plywood, OSB, & MDF

Search our large selection of plywood, OSB & more at Griff Building Supplies.
  • Original price $28.99 - Original price $75.72
    Original price
    $28.99 - $75.72
    $28.99 - $75.72
    Current price $28.99

    Standard Fir Plywood 4-ft x 8-ft

    Griff

    Available Thickness: 3/8", 1/2", 5/8", 3/4", 1" Crafted from premium Douglas Fir (DFP) and Canadian softwood species (CSP), square-edge, plywood pa...

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    Original price $28.99 - Original price $75.72
    Original price
    $28.99 - $75.72
    $28.99 - $75.72
    Current price $28.99
  • Original price $38.77 - Original price $68.41
    Original price
    $38.77 - $68.41
    $38.77 - $68.41
    Current price $38.77

    Pressure Treated Plywood 4-ft x 8-ft

    MicroPro Sienna

    Available Thickness: 3/8", 1/2", 5/8", 3/4" The patented MicroPro® technology used to pressure treat MicroPro Sienna results in treated wood produc...

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    Original price $38.77 - Original price $68.41
    Original price
    $38.77 - $68.41
    $38.77 - $68.41
    Current price $38.77
  • Original price $49.05 - Original price $81.29
    Original price
    $49.05 - $81.29
    $49.05 - $81.29
    Current price $49.05

    G1S Sanded Fir Plywood 4-ft x 8-ft

    Griff

    Good One Side (G1S) is a premium panel that provides a combination of performance, cost-effectiveness and reliability that competing panels cannot ...

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    Original price $49.05 - Original price $81.29
    Original price
    $49.05 - $81.29
    $49.05 - $81.29
    Current price $49.05
  • Original price $71.29 - Original price $94.65
    Original price
    $71.29 - $94.65
    $71.29 - $94.65
    Current price $71.29

    Fire Treated Standard Fir Plywood 4-ft x 8-ft

    Griff

    Available Thickness: 1/2", 5/8", 3/4" Shield your building with Fire Treated Standard Fir Plywood. Specially treated with a chemical barrier, it ch...

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    Original price $71.29 - Original price $94.65
    Original price
    $71.29 - $94.65
    $71.29 - $94.65
    Current price $71.29
  • Original price $37.99 - Original price $58.99
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    $37.99 - $58.99
    $37.99 - $58.99
    Current price $37.99

    MDF Panel 4-ft x 8-ft

    Griff

    Expertly designed for various interior DIY projects, the MDF Panel is an industrial-grade product made from 100% recycled wood fibre. Its top-quali...

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    Original price $37.99 - Original price $58.99
    Original price
    $37.99 - $58.99
    $37.99 - $58.99
    Current price $37.99
  • Original price $23.98 - Original price $35.99
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    $23.98 - $35.99
    $23.98 - $35.99
    Current price $23.98

    OSB Sheathing 4-ft x 8-ft

    Griff

    4' x 8' Oriented strand board (OSB) is a type of engineered wood similar to particle board, formed by adding adhesives and then compressing layers ...

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    Original price $23.98 - Original price $35.99
    Original price
    $23.98 - $35.99
    $23.98 - $35.99
    Current price $23.98
  • Original price $43.20 - Original price $56.47
    Original price
    $43.20 - $56.47
    $43.20 - $56.47
    Current price $43.20

    Standard T&G Fir Plywood 4-ft x 8-ft

    Griff

    Available Thickness: 5/8", 3/4" 4'x8' Standard Tongue & Groove Fir Plywood. Crafted from premium Douglas Fir (DFP) and Canadian softwood specie...

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    Original price $43.20 - Original price $56.47
    Original price
    $43.20 - $56.47
    $43.20 - $56.47
    Current price $43.20
  • Original price $33.95 - Original price $33.95
    Original price
    $33.95
    $33.95 - $33.95
    Current price $33.95

    1" x 11-1/2" Bullnose OSB Stair Tread 12'

    Griff

    Expertly manufactured for a precise fit, this 12' Bullnose OSB Stair Tread is flat and straight for quicker assembly. Its low moisture content redu...

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    Original price $33.95 - Original price $33.95
    Original price
    $33.95
    $33.95 - $33.95
    Current price $33.95
  • Original price $46.25 - Original price $53.75
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    $46.25 - $53.75
    $46.25 - $53.75
    Current price $46.25

    Select T&G Fir Plywood 4-ft x 8-ft

    Griff

    Available Thickness: 5/8", 3/4" 4'x8' Select Tongue & Groove Fir Plywood. Crafted from premium Douglas Fir (DFP) and Canadian softwood species ...

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    Original price $46.25 - Original price $53.75
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    $46.25 - $53.75
    $46.25 - $53.75
    Current price $46.25
  • Original price $44.95 - Original price $44.95
    Original price
    $44.95
    $44.95 - $44.95
    Current price $44.95

    OSB T&G 4-ft x 8-ft

    Griff Online Sales

    Tongue & Groove 4' x 8' Oriented strand board (OSB) is a type of engineered wood similar to particle board, formed by adding adhesives and then...

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    Original price $44.95 - Original price $44.95
    Original price
    $44.95
    $44.95 - $44.95
    Current price $44.95
  • Original price $83.99 - Original price $83.99
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    $83.99
    $83.99 - $83.99
    Current price $83.99

    11/16" 107 MDO Formply 4'x8'

    Savona Specialty Plywoods

    Engineered for exceptional strength and reusability, our Pourform 107 concrete-forming panels have earned a 40-year reputation as the world’s most ...

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    Original price $83.99 - Original price $83.99
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    $83.99
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    Current price $83.99
  • Original price $79.99 - Original price $79.99
    Original price
    $79.99
    $79.99 - $79.99
    Current price $79.99

    11/16" Crown 43 MDO Formply 4'x8'

    Westlam

    17.5 mm Crown 43 is a Douglas fir panel that meets or exceeds CSA O121 for MDO Concrete Form.  The high resin content MDO is applied in a one-step ...

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    Original price $79.99 - Original price $79.99
    Original price
    $79.99
    $79.99 - $79.99
    Current price $79.99