BM20 Builders Mix
Our standard size concrete chip
Grade:BM20- A Standard size concrete chip.
BM20 is our standard builders Mix. With a combination of Metals 20mm and down and Daltons #1 washed sand this is a builders mix that people come from far and wide for.
We generally recommend a 5 to 1 ratio with cement to produce good strong concrete.
Cement is available by the 25kg or 40kg bag . You need 6 x 40kg bags per cubic metre.