New Generation Formwork girders Product Specifation Experter in Building materials system solutionsNew Generation Formwork girdersWhat are formwork girders?A formwork girder (supporting ribs) is a girder in I-form made of PVC Plastic and designed for static requirements. Common are in particular solid girders with an overall height of 20cm,24cm,30cm,35cm.Common Dim:20cm,24cm,30cm,35cmThickness:1. ...