![Allan Sage](/assets/Uploads/Allan-Sage__ClownCarImageQualityWzc1XQ_FillWzExMywxMTNd.jpg)
Allan Sage
GANZ Technical Advisor and member Joinery ITO Executive Board,
Glassage Design Ltd,
Technical Manager, Metro GlassTech
Technical Manager, Metro GlassTech
About the author
Technical Manager, Metro GlassTech