Roundtower NHL 3.5 Coarse (Premix)Roundtower NHL 3. 5 Coarse (Premix) Roundtower NHL 3. 5 Coarse is a ready mixed lime mortar manufactured from Natural Hydraulic Lime (NHL 3. 5) and coarse kiln dried sand, blended in a controlled factory environment to provide a consistent, breathable mortar for masonry, pointing, and rendering applications. Supplied in a pre blended 2: 5 lime to sand ratio, it eliminates on site batching while maintaining the durability, vapour permeability, and

Limewash Packaging 20L Tub / Bulk Options Available Setting Mechanism Carbonation

55 kg/dm³ Vapour Behaviour Vapour permeable & breathable Sulphate Resistance High Colour Natural light buff Packaging 25kg bags

Modern gypsum finishes can restrict this moisture movement and are often less compatible with older building fabrics

and long-term durability of mortars

drying conditions and background suction should be carefully controlled to achieve the best finish

Versatile – suitable for lime renders

Soft & Flexible

and other façade enrichments

and vaulted ceilings

and tidal zones

Decorate with suitable breathable finishes such as mineral paints

The low vapour resistance allows moisture vapour to pass through the construction