In the P mix notation, the number following the "P" indicates the amount of cement in kilogrammes for every cubic metre of the mix. For instance, P200 means there are 200kg of cement per cubic metre. A higher number denotes a mix with more cement, thereby creating a stronger concrete.
Available in GL postcodes only, and additional delivery charges may apply. The minimum order is 1m3, but then goes up in incriments of 0.1m3. Price varies by order size for all over areas.