Concrete Guides
Concrete bases, mixes and calculations
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Patio Slab Thickness: What Do You Actually Need?
Patio slab thickness depends on the material, the load and the sub-base beneath. Here are the standard thicknesses and why going thinner to save money is a false economy.
Read guideHow to Lay Patio Slabs: Step-by-Step Guide
Laying patio slabs correctly involves more than placing stones on sand. Here is the full process from sub-base to grouting - done properly so it lasts 20+ years.
Read guideHow Deep Should Fence Post Holes Be?
The depth of a fence post hole determines whether the fence stands for 20 years or blows over in the first storm. Here are the correct depths and why they matter.
Read guideHow Long Does Concrete Take to Dry? UK Curing Times Explained
Concrete does not just dry - it cures. And the curing process continues for weeks. Here is when you can walk on it, when you can drive on it, and how to get the best strength.
Read guideHow to Mix Concrete by Hand: Ratios, Method and When to Stop
Mixing concrete by hand is fine for small jobs - but the mix ratio, water content and consistency all matter. Here is how to do it properly.
Read guideHow Much Concrete Do I Need for a Driveway?
Concrete driveways are low-maintenance and long-lasting - but getting the volume right before calling the ready-mix supplier is essential. Here is how to calculate it properly.
Read guideHow Much Concrete Do I Need for a Garden Path?
Concrete paths are practical and long-lasting - and a good DIY project. Here is how to work out the concrete quantity, depth and bag counts for any path size.
Read guideHow Much Concrete Do I Need for Fence Posts?
The amount of concrete per fence post varies with hole size and depth. Here is how to calculate it for Postcrete bags, dry mix or ready-mix - with worked examples.
Read guideConcrete Driveway Thickness: What Depth Do You Need in the UK?
Get the concrete thickness wrong on a driveway and you will have cracks within a few years. Here is what thickness you actually need for cars, vans and different ground conditions.
Read guideHow Much Sub-Base Do I Need?
Getting the sub-base right is more important than almost anything else in groundwork. Here is how to calculate the right amount for patios, driveways and paths.
Read guideHow Much Concrete Do I Need for a Garage Base?
A garage base needs more concrete than a shed base - and more care. Get the thickness, mix and quantity right with this step-by-step guide.
Read guideHow Much Concrete Do I Need for a Shed Base?
Working out concrete for a shed base sounds straightforward - but the right depth, wastage allowance and choice between bags and ready-mix can trip you up. Here's how to get it right.
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