Your question: What do you lay Indian sandstone on?

What should Indian Sandstone be laid on?

All natural stone should be laid on a full bed of Mortar that supports the whole flagstone, Use of a priming slurry Should be applied to the underside of the paving stones to help improve adhesion. (Spot bedding on any paving stone is not recommended).

Can you lay sandstone on sand?

Laying Patio Pavers on Sand

Whether it’s marble, sandstone or concrete paving you’ve gone for, lower your first slab into position – firmly placing it about 15mm into the sand. Keep adding the slabs and ensure there’s a gap of about 10-15mm between each stone.

Can you lay Indian sandstone on concrete?

The most widely used technique for installing concrete paving has always been a 10 parts sharp sand: 1 part cement dry mix. Techniques for laying Indian sandstone paving are different, the thickness variation of Indian Sandstone requires it to be laid on a 4 parts sharp sand: 1 part cement semi dry mix.

How thick should mortar be under slabs?

Add a mortar bed

The mortar should be damp, not runny. Spread it out and level it with a trowel. The mortar bed needs to be 30-40mm thick and should enable the slabs, when positioned, to sit 6-10mm high.

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Does Indian sandstone need sealing before laying?

But what is the correct answer – and do you actually need to seal your stone? The short answer: No. The long answer: Natural stone has survived for 1000’s of years without any chemical treatments, so it’s unlikely to fall to pieces without a layer of sealant that some suppliers insist it needs.

How long will Indian sandstone last?

Indian sandstone paving can have a very long lifespan if installed and maintained properly. With a cheap installer and poor care you can expect 2 – 10 years from your paving. With a solid base and repointing every few years you can in theory get 30 – 50 years from your paving or perhaps more.

How do you lay sandstone?

How to lay sandstone paving

  1. Select an area that’s firm, level and well drained.
  2. Remove 125mm (plus the depth of the paving) of top soil/vegetation.
  3. Create adequate falls for drainage.
  4. Install edge restraints, these should be sufficiently robust.
  5. Lay a minimum of 100mm sub base.

What is the best mix for laying slabs?

Paving slabs are bedded in a mortar mix with four parts sharp sand to one part cement. Measure your quantities using a shovel or a bucket – for example, four buckets of sand for every one bucket of cement.

Do you need to slurry Indian stone?

It is important that ALL granite paving must have a cement and SBR liquid slurry mix painted on the entire back on the slab before fixing. If you do not do this, it may result in the slabs drying out at different rates and causing patchiness or effect the surface of the slabs.

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How do you lay paving slabs on uneven concrete?

QUICK GUIDE: LAYING PATIO SLABS ON CONCRETE

  1. Mark the area.
  2. Dig a bed that’s 105mm deep.
  3. Add a 50mm sub-base layer.
  4. Mix the concrete – one part cement to six parts ballast.
  5. Add a 30mm layer of concrete mix.
  6. Lay the paving slabs, leaving 8 to 10mm spaces between them.
  7. Fill the joints with the mortar mix.

How do you look after Indian sandstone paving?

Here are our 5 top tips to keep your Indian sandstone paving clean:

  1. Regular brushing to remove surface debris.
  2. Scrape weeds with a hoe.
  3. Replace jointing sand to prevent weed growth.
  4. Use acid-free soapy water or a bleach and water mixture.
  5. Use a stiff brush to scrub the surface of the paving.