Ultra Block

Ultra Block 1-3/8" X 9" 100 Lf Per Bag

Part #ULTRA BLOCK UB 1389

Pickup In store, Our Truck, UPS/LTL Shipping Options

Free Truck Delivery On Orders Over $500

9" W, 1-3/8" Thick, Black, Fiberglass, Organic Slight Odor, Physical State Solid, Ultra Block Joint (100 Linear Ft per Bag)

ULTRA BLOCK® is a pre-engineered, patented textile fiberglass with fiberglass matt facing, containing approximately 30% by weight unexpanded vermiculite. ULTRA BLOCK® is primarily used in fire rated construction joints.

Brand:	Ultra Block
Item:	Ultra Block Joint

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