Natural Hydraulic Lime mortars are being used for the restoration of Canada’s historic Parliament Buildings. This is one of Canada’s largest restoration projects. Construction first started in 1860, and now consists of several buildings. The restoration project first started in 2002 and is now focused on the three core historic buildings, the West Block, Centre Block, and East Block. St. Astier Natural Hydraulic Lime mortar can guarantee that the building will continue to live a healthy life and allow the masonry to behave as it should.