If you ignore the sub base you could end up with wrinkles and gaps or soft spots in your grass.
Sub base depth for artificial grass.
Artificial grass material was made porous so water can pass through if your artificial grass sub base material is not installed properly it could cause wrinkles and gaps in your turf.
The best sub base for artificial grass is one that functions like native soil.
The sand is placed onto the prepared sub base roughly levelled out using a rake or a lute and then very lightly compacted just one or at most two passes with the vibrating plate compactor to firm it up without making it hard and unyielding.
Uneven surfaces can create dips in your lawn and cause accidents.
It is what will give your artificial lawn structural stability.
The sub base material is the foundation of an artificial grass installation.
For soil a suitable stable sub base is recommended you should always install your artificial grass on an aggregate and sharp sand base.
The existing soil in most grass areas expands and contrasts in hot and cold and wet and dry conditions.
Make sure you remove 60 80mm of soil before you lay down the sub base and new artificial turf as this will result in a perfect installation.
For the best looking artificial grass use a great sub base.
The sub base is the area that s underneath the artificial turf.
Apply 50mm layer of 6mm to dust granno stone or grit over the weed barrier compacted using an automated whacker plate this can be hired from your local hire shop and level flat so the top of your sub base is level with the top.