Tape Fiberglas Cement 3inx50ft Long-lasting, alkali-resistant mesh will withstand corrosive effects of the alkaline present in cement board joint finishing, lightweight concrete panel seaming and crack repair, block foundation, and reinforcement for fiber cement, and concrete stucco. Heavier fiberglass yarns for more strength than regular mesh tapes. FIBERGLASS CEMENT TAPE Width In x Length Ft=3 x 50 FIBATAPE ALKALI-RESISTANT , EA