Warm White - 4 Ply Museum Board In Stock

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Warm White - 4 Ply Museum Board
  • Overview

    Acid-free 100% Cotton Mat Board is the gold standard for long-lasting protection for valuable photos, artwork, and documents.

    Color: Warm White is a slightly warm tone, no yellow cast

    Sizes: 4 x 6 up to 32 x 40

    Quantity: 4 x 6 to 16 x 20 - package of 25
    17 x 22 to 32 x 40 - package of 15

    Thickness: 4-Ply / 60 Pt. / Approximately 1/16''

    Related Products: Custom Mat Cutting and Custom Frames

    Don’t see the size you need? Order the next size up and we can cut the package down at no extra charge.
    • During check out you can specify that you want board, paper, or acrylic sheets cut to a custom size under Special Instructions in the Payment section.
    • Please note, we will only cut an entire package down to one size, not multiple sizes.

    Note: these are full sheets and do not have window openings cut out

  • Features

    Buffering ensures protection from the destructive effects of acid migration from the matted work and from a polluted environment that might cause the pH of the mat board to decrease (become more acidic) with age.

  • Specifications

    Acid-Free - Yes

    Lignin-Free - Yes - lignin content is tested by TAPPI 236 cm-85 and has a Kappa number of 5 or less

    Buffered - Yes - contains a minimum of 3% calcium carbonate (CaCO3) with a pH range 8-9.5

    P.A.T. passed the Photographic Activity Test ISO 18916

    Board Weight 4-Ply / 60 Pt. (Approximately 1/16'')

    Board is made from 100% Cotton fiber pulp (99% Alpha Cellulose). It does not contain any post consumer waste recycled pulp. Paper is free of metal particles, waxes, plasticizers and residual bleach peroxide. Sulfur content is less than 0.0008% reducible sulfur.

    Dyes are light-fast and non-bleeding

    Adhesive single-ply sheets are laminated with ethylene vinyl acetate

    Optical Brighteners - No, none are used

    Metallic Impurities iron will not exceed 150 ppm and copper will not exceed 6 ppm

    Sizing alkaline or neutral sizing are used. No alum rosin or rosin sizing are used.

    Manufactured USA

  • Resources

    Order a Mat Board & Paper Sample Pack to see the full range of colors and thicknesses available

4 Ply Warm White Museum Board - PKG of 25 ITEM# : QTY. 1 : QTY. 2-9 : QTY. 10+ : ORDER :
4 x 6'' Warm White - 4 Ply
PKG of 25
43-446 $29.00 $26.70 $25.50
5 x 7'' Warm White - 4 Ply
PKG of 25
43-425 $30.75 $28.25 $27.05
8 x 10'' Warm White - 4 Ply
PKG of 25
43-401 $48.65 $44.75 $42.80
8-1/2 x 11'' Warm White - 4 Ply
PKG of 25
43-414 $50.10 $46.05 $44.05
9 x 12'' Warm White - 4 Ply
PKG of 25
43-402 $85.80 $78.95 $75.50
11 x 14'' Warm White - 4 Ply
PKG of 25
43-403 $115.05 $105.85 $101.25
11 x 17'' Warm White - 4 Ply
PKG of 25
43-404 $134.70 $123.90 $118.55
12 x 16'' Warm White - 4 Ply
PKG of 25
43-405 $136.10 $125.20 $119.80
13 x 19'' Warm White - 4 Ply
PKG of 25
43-406 $158.45 $145.75 $139.40
14 x 18'' Warm White - 4 Ply
PKG of 25
43-407 $158.80 $146.10 $139.75
16 x 20'' Warm White - 4 Ply
PKG of 25
43-408 $201.65 $185.50 $177.45
4 Ply Warm White Museum Board - PKG of 15 ITEM# : QTY. 1 : QTY. 2-9 : QTY. 10+ : ORDER :
17 x 22'' Warm White - 4 Ply
PKG of 15
43-427 $167.40 $154.00 $147.30
18 x 24'' Warm White - 4 Ply
PKG of 15
43-418 $193.20 $177.75 $170.00
20 x 24'' Warm White - 4 Ply
PKG of 15
43-409 $213.90 $196.80 $188.25
22 x 28'' Warm White - 4 Ply
PKG of 15
43-410 $306.15 $281.65 $269.40
24 x 30'' Warm White - 4 Ply
PKG of 15
43-411 $369.45 $339.90 $325.15
32 x 40'' Warm White - 4 Ply
PKG of 15
43-400 $402.75 $370.50 $354.40