How Many Small Bags of Ballast in a Bulk Bag?

Three small bags of ballast

There are approximately 32 small bags of ballast in a bulk bag. This assumes that a small bag contains 25kg and a bulk bag includes 800kg, which is the case for most ballast products sold by builder’s merchants and DIY outlets. It is important to note that although they are often referred to as tonne … Read more

How Many Small Bags of Sand in a Bulk Bag? (UK)

Yard full of 800kg bulk bags of sand

There are approximately 32 small bags of sand in a bulk bag. This assumes that a small bag contains 25kg and a bulk bag includes 800kg, which is the case for most sand products sold by builder’s merchants and DIY outlets. Calculation: 800kg / 25kg = 32 small bags How Much Sand in a Bulk … Read more

Postcrete vs Concrete: Which is Best?

20kg bag of Postcrete and a 25kg bag of cement, which is used to create concrete

Postcrete and concrete are both cement-based products and on the surface appear to be very similar. However, they vary greatly when it comes to setting time, strength, versatility, and price. Postcrete is specifically designed for securing fence posts and is much more convenient to use compared to general-purpose concrete. It saves users a great deal … Read more

What is Blinding Sand and What Type of Sand is Used?

Blinding sand being compacted by a wacker plate

Blinding sand is a layer of sand placed above a hardcore fill, typically made from building aggregates, to create a level working surface. It also prevents sharp stones and gravel in the aggregate mixture from coming into contact with the damp proof course and tearing the membrane. Hardcore infills provide a stable and robust base … Read more

Why Do Bricks Go White and is it a Problem?

Brick wall covered in white salt deposits known as efflorescence

Why Do Bricks Go White? The white marks on bricks are caused by salt. When bricks get wet, the salt inside the brick dissolves and leaches through to the surface. Bricks turn white when this water evaporates, leaving salt deposits on the brick face. This process is known as efflorescence and is a common problem. … Read more