Singleton Birch Natural Hydraulic Lime NHL 3.5 is best used for brickwork, repointing and rendering for masonry, new build work and external plaster works. It is an easy to use powdered lime and is off white in colour.
How do I mix the product? By using a drum mixer, roller pan or paddle mixer ( larger projects).
In an empty mixer, add 1 part sand, followed by 1 part lime and then 2 parts sand. Mix dry for at least 5 minutes. Gradually mix in the water until the required consistency is reached. Mix for a further twenty minutes.
Indication of coverage
Plastering/Rendering A 25kg bag will cover 8m sq at 10mm
Finish Plaster A 25kg bag will cover 26.5m sq @ 3mm
Pointing A 25kg bag will point 16m sq of brickwork. A 25kg bag will repoint 10m sq of rubble.
Laying Bricks 25kg will lay approximately 125 with 10mm joints