St Astier Natural Hydraulic Lime
St Astier hydraulic lime mortars have been used in all kind of buildings from some of the most important historical monuments to new build and vernacular buildings.
suitable for interior and exterior use on weak structures where too strong a mortar is not advisable.
typically used for external repointing, rendering and building works on most masonry types.
NHL 5 is typically used for external works in exposed areas such as chimneys, copings, river and canal works.