cba technical helpline: 0116 232 5165 · bs en 771-3 contains many more properties than its...
TRANSCRIPT
Concrete Block Association The Old Rectory, 8 Main Street,
Glenfield LE3 8DG Tel: 0116 232 5170
Email: [email protected]
Website: www.cba-blocks.org.uk
CBA Technical Helpline: 0116 232 5165