National Library of Canada (Parliament Building) by Heather & Little Canada.Complete removal of the original roof & reinstallation of new metal roofing 1) New steel roof decking, air vapour barrier membrane & insulation 2) Batten seam copper roof, lead roofing, monel sheet metal & lead-coated copper roofing 3) Reproduction of ornamental copper finials 4) Stainless steel rainwater drainage system 5) Plate bronze snow arrest systems 6) Kalamein windows clad with monel sheet metal.