Suppliers of Lime Mortar, Lime Plaster & Building Conservation Materials 01642 430 099

Stone Repair Mortar Union Jack Made in United Kingdom

£24.95 + VAT Cards Accepted
  • Typical delivery £6.95 + VAT typical delivery, Estimate Delivery
  • Availability: In Stock

Breathable lime based repair mortar to match darker shades of York Stone, hard sandstone from York, England.

  • Ready to Mix, Add Water
  • Ethical Stone Repair Solution
  • Lime Based Mortar
  • 100% Natural and Breathable
  • CE Certified
  • Technical Support

Product Details

High Standards

This specialist material is CE certified and is manufactured to British Standards under heritage guidelines for historic stone masonry repair.


Stone repair mortar is a blend of natural minerals and aggregates in a natural hydraulic lime binder. It contains absolutely no cement therefore your repairs will be totally breathable and vapour permeable.

Everything Inside

All the materials you need are packed inside:

  • Natural Hydraulic Lime (NHL)
  • Blended Sands & Aggregates

Easy to Mix

Mixing the mortar is really simple. All you need to do is stir the lime and aggregate together, then add clean water and mix to the correct consistency. This can all be done inside the recyclable tub in which the product is supplied.

Buy with Confidence

Stone Repair Mortar comes complete with clear, concise instructions and free technical support. Don't hesitate to call if you need any help.


For specialist advice about this material and natural stone repairs, please make an enquiry.

We worked exclusively as stone masonry and restoration contractors since the early 1980's. Our technical team have unique experience in this highly specialised area and can offer truly expert advice.


11kg (approx.)
Fills 0.5m² (approx.) at a thickness of 10mm.
Not suitable for paving, flooring, steps or any masonry subject to foot traffic. Not suitable for very small chips or holes.
Shelf life
Use within 12 months of purchase (Potentially)§

§ Products should be stored with packaging unopened, natural hydraulic lime is vulnerable once open and exposed.