Ultra Block

Manufacturer Backer Rod Mfg
Description

ULTRA BLOCK is a pre-engineered, patented, flexible textile fiberglass roll material with a fiberglass matt facing, containing approximately 30% by weight unexpanded vermiculite that is used as part of mechanical expansion and construction joint fire stopping systems.

Unit bag
Size .75" x 6"
Color yellow
Category Backer Rod
Item Number IEDA