Do I Need a Sub Base?

Do I really need a Sub-base? The short answer is: if the pavement will be trafficked by vehicles, then yes, but if it will be foot-traffic only, then not necessarily. ... You should only exclude a sub-base if there is good reason to do so.

Does my patio need a sub-base?

Although not always required for patio projects, sub-bases are vital when laying block paving in order to prevent settlement. ... Although unsuitable for use under areas of heavy traffic or commercial projects, these materials should be perfectly suitable for patios and standard driveways.

Can you lay patio without sub-base?

Paving slabs should not be laid directly on to soft ground or grass. What's crucial to patio laying success is a sub-base to provide the support paving slabs require. You'll need a sub-base, which is the main load-bearing layer of your patio.