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Uncut Alphamat 4Ply MatBoard
Item # MUAMAT0000
As Low As: $2.95
Choose Size:
In Stock

Not all colors are available in oversize. See below for details.

Riviera Red has been discontinued by the manufacturer and is no longer available.

NOTE: Size "32x40 Raw Sheet*" - Uncut directly from manufacturer, not exactly 32x40: may be 1/16" undersize and up to 1/4" oversize, and not square.

Need CUSTOM size? If your desired size is not found in the drop down list, then select CUSTOM under "Choose Size" - at the top of the list.

Uncut (Blank) solid Bainbridge 4-Ply Alphamat mat sheet with NO opening. If you need a window cut in the mat to show your artwork then go to our Precut Alphamat Mat Board. This is sheet mat board for those cutting their own mats, or wanting to use this matboard to mount their photo to. Available in over 60 frame sizes including full mat sheet size of 32x40 inches.

Not sure about the color? Due to variances among color monitors the colors that appear on your screen may not be exact. Click Here to order a Color Mat Sample Kit

OVERSIZE NOTE: Oversized mat boards may require additional processing time. Most colors are available in oversize, those shown below are NOT available in oversize:

  • 8593 - Steel Grey
  • 8317 - Steel Grey (black core)
  • 8841 - Ash (grey core)
  • 8544 - Photo Grey (Vellum)
  • 8573 - Tapestry
  • 8574 - Sapphire
  • 8474 - Persian Sapphire
  • 8483 - Baroque Ruby

Features solid white or black archival core for clean consistent bevels. Vellums are smooth-surfaced.

Click here for pre-cut Alphamat matboard with opening.

Bainbridge Artcare™ Alphamat Mat Board – 1/16 inch thick, ACID FREE museum-quality preservation pre-cut mat board. Actively protects from airborne pollutants. Reduces yellowing and fading. Free of ground wood and lignin. Fade and bleed resistant. Conservation quality matboard.

If you are not sure about the color you can order our Color Matboard Sample Kit or stop by a store such as Michaels and view their Bainbridge mat samples.

Need backing board? It is sold separately here: Mount Board, Foam Board and Foamcore

Mat board is composed of alpha-cellulose fiber which meets the most stringent standards for stability and permanence. This mat board is treated with the Bainbridge Artcare™ Archival System with MicroChamber® technology allowing it to actively protect the image from airborne pollutants and acid by-products within the picture frame. Guaranteed color consistency.

Recommended for valuable works of original art, rare and antique documents, fine art prints, limited edition prints, and photographs.

Meets and exceeds FACTS Guide for Permanence in Mat and Mounting Boards. Mat board is buffered to maintain alkaline pH with an Alkaline reserve of 3-5% as measured by ANSI IT9.2-1991 Sec 5.2.

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