+ H20 beam(I joist beam) + LVL BEAM + LVL Scaffolding Board + Plywood + OSB(Oriented Strand Board) Prouduct F11 LVL beam engineered framing LVL construction LVL beam I-JOIST beam I joist beam usage H20& FFP formwork H20 WOODEN BEAM H20 wood board H20 wood beam H20 FORMWORK H20 formwork project i H20 for construction <123456 >