Sand-Cushion-PictureSand Cushion Terrazzo


A cement matrix topping underbed with wire reinforcing, isolation sheet, and sand layer system for interior floor use. This is the best cement system.

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Due to the underbed’s depth, wire mesh reinforcing, isolation sheeting and sand layer it will absorb minor substrate defects and prevent mirroring to the surface.

Thickness:  2.5″ to 3″ including a .5″ terrazzo topping.

Weight:  25-30 lbs. PSF.


The position of divider strips is essential to performance, serving a dual function: a control for anticipated contraction and an aesthetic enhancement in separating colors. 5 feet or less on centers. Architects should design structural inset expansion plates between areas where major movement is anticipated.


The National Terrazzo and Mosaic Association, Inc. is a full service Non-Profit Trade Association headquartered in Fredericksburg, Texas. The Association establishes national standards for all Terrazzo floor and wall systems and provides complete specifications, color plates and general information to architects and designers at no cost.

National Terrazzo and Mosaic Association
PO Box 2605
Fredericksburg, TX 78624
Fax: 888.362.2770