Includes details of sand required and different patterns for laying blocks.

BS 6717-3:1989
Original price was: $264.16.$132.00Current price is: $132.00.
Precast concrete paving blocks-Code of practice for laying
BSI Group , 02/28/1990
Pages: 14

Original price was: $264.16.$132.00Current price is: $132.00.
Precast concrete paving blocks-Code of practice for laying
BSI Group , 02/28/1990
Pages: 14