GFRC Glass Fibers for Concrete and Cement — 3 to 20 mm, 450 g

Reinforce your concrete and cement mixes with these high-strength GFRC glass fibers. Available in lengths of 3, 4, 9, 10, and 20 mm, they are ideal for countertops, precast elements, and any application requiring stronger and lighter concrete.

• ✅ Alkali-resistant glass fiber for cement
• ✅ Available in 5 lengths: 3, 4, 9, 10, and 20 mm
• ✅ 450 g per bag format
• ✅ Improves tensile and impact strength
• ✅ Ideal for GFRC, countertops, and precast concrete

The reinforcement that transforms your concrete into a high-performance material.