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Fibers

Four fibers. Four jobs. Pulpable toss-in bags for the drum, PE bags when the fiber is longer, and plant pricing when you stop buying by the unit.

Choose correctly

What each fiber is actually for

Fiber Stops Does not replace Typical buyer
PP 12 mm micro Plastic shrinkage, early micro-cracking Structural rebar DIY, stucco, ready-mix slabs
TW50 50 mm macro Drying / thermal cracking, post-crack toughness Designed rebar in structural members Slabs that would have taken WWM
AR glass ≥16.7% ZrO₂ Cracking in thin cementitious sections Cheap E-glass (it will degrade) GFRC, architectural, overlays
UltraPave™ ARCA Rutting and thermal cracking in asphalt Concrete reinforcement HMA / SMA plants, agencies