Pre-Mixed Hydraulic Lime Mortar (HLM2.5/NHL3.5)
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A pre-mixed, 100% sustainable, natural hydraulic lime mortar. A general masonry mortar, cement alternative. Available in two aggregate grades and 16 colours. 25 kg bags/ bulk bags/ silo solutions.
Application
- A general construction mortar suitable for both new build construction and restoration.
- HLM2.5 is mainly used above ground. Used for brickwork, stone work, facings, commons, blockwork, bedding, solid walls, laying, pointing and repointing.
Description
Limetec Hydraulic Lime mortar is a 100% natural, lime-based, cement-free blend of natural hydraulic lime (NHL3.5) and selected aggregates. Often referred to as an M4 cement alternative.
Mortars are supplied as a dry, pre-mixed mortar; simply add water and mix. Pre-mixed mortars guarantee consistency of colour and strength throughout the build.
Available in a range of 16 colours and available in two, factory-controlled, aggregate grades: fine and standard.
Specialising in large-scale supply throughout the UK. Available in 25 kg bags, bulk bags and nationwide silo solutions.
Features and benefits:
- Consistent mix proportions.
- Uses less energy to produce than cement.
- Consistent quality and colour of mortar.
- Allows masonry to be recycled at end of life.
- Mortars can be re-worked for up to 24 hours.
- Provides a breathable form of construction.
- Over 60% less net CO2 than cement mortar.
- 100% natural product.
- Thermal compatibility.
- Reduce or eliminate expansion joints.
- Supports BREEAM, LEED and RIBA 2030 climate goals.
- Supports circular economy.
General information
Color | Beige Black Brown Cream Grey Manufacturer guidanceAvailable in 16 colours. |
Finish | Smooth Textured |
Material | Hydraulic lime Sand |
Shape | Formless |
Length | Bespoke |
Width | Bespoke |
Height | Bespoke |
Uniclass | |
CAWS | Z21/310 Lime:sand mortar mixes Z21/310 Lime:sand mortar mixes |
Specification data - Hydraulic lime mortars
Classification data | |
Mortar type | Batched dry hydraulic:lime:sand. |
Mix | NHL 3.5. |
Colour | Pure neutral. Belgravia. Natural stone. Historic London. Golden cotswold. Almond brown. Steel grey. Anchor grey. Honey cotswold. Oatmeal. Clay brown. Fossil brown. Tobacco brown. Burnt terracotta. Harbour grey. Luna black. |
Aggregate | Standard. Fine. Guidance for specification option: For thin joint application. |
Durability designation | To BS 5628, (iv) at 28 days; (iii) at 91 days. |
Durability Class | 5–6. |
Sustainability data
Material | Hydraulic lime Sand |
Literature
Limetec Hydraulic Lime Mortars Product Information and Data Sheet
Similar products from Limetec
Pre-Mixed Hydraulic Lime Mortar (HLM5/NHL5)