1/2" AR Glass Fibers
1/2" AR Glass Fibers - 10 lbs is backordered and will ship as soon as it is back in stock.
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1/2" (13mm) Alkali Resistant Glass Fibers
For primary reinforcement in GFRZ Pro backer coat. These fibers will greatly increase the flexural and tensile strength.
Use approx. 1.35 lbs per 45 lb bag of GFRZ Pro or 3% weight of dry powder concrete mix.
Available in 10 lb or 50 lb quantities