How thick can you lay Grano dust?
The grano dust should be laid to a depth of approximately 25mm, depending on site conditions. It should also be compacted using a Wacka plate to create a strong, sturdy surface.
Do you wet Grano dust?
Granite dust is a great product to use as it binds together beautifully when slightly damp. It then goes rock hard once dry but still allows water through. (We don’t use sharp sand as it doesn’t bond as well).
What can I use instead of Grano dust?
Sharp sand has been used to lay artificial grass for decades. Some artificial grass installers still recommend it today because it is more cost-effective than granite. It should be noted that sharp sand should be used when laying an artificial lawn.
How much sub-base do I need?
Measure the length and width in metres of the area you wish to fill with a sub base aggregate e.g. 20m x 10m. Multiply the length and width to find the area in square metres. Multiply by the depth e.g. 150mm. Multiply by 2 to get the tonnage required.
Is MOT Type 1 good for drainage?
MOT Type 1 is permeable so assists with drainage and as it includes the larger stones it won’t easily wash away.
What is tarmac Grano dust?
Grano Dust is gritty aggregate typically manufactured from either limestone or granite. Widely used in construction and building it is a flexible material. Suitable for paving and under artificial grass.
Should you wet type 1 before compacting?
Yes it will be fine, compact it in 50mm layers wetting it before compacting, it will goes as hard as concrete.
Should you compact Grano dust?
Grano dust will give you a more superior finished surface to lay the artificial grass onto and is more stable. Make sure you compact all sub base materials with a compactor (vibrating wacca plate).
Should artificial grass be laid level?
Does artificial grass need to be level? No, artificial grass on uneven ground is the perfect solution for a sloping garden area. A fake lawn installed correctly on a slope makes life much easier, reducing the need for maintenance.
How thick should sand be under slabs?
Place Your Patio Slabs Make sure it sits 1-1.5cm deep in the sand, and leave a gap of roughly 1-1.5cm for the next piece.
How deep should type 1 be?
It is usual to lay MOT Type 1 at a compacted depth of 100mm for most patio projects and at a compacted depth of 150mm for most domestic driveways. Compaction should be achieved using a wacka plate. MOT Type 1 is used to stabilise the ground prior to laying paving and also allows for drainage.