Advice from a rooferhttps://lestoituresgarcia.ca/https://lestoituresgarcia.ca/en/blog/elastomeric-membrane-flat-roof/https://lestoituresgarcia.ca/en/blog/elastomeric-membrane-flat-roof/Thinking about an elastomeric membrane for your flat roof in Montreal? See how two-ply SBS works, how long it lasts, warning signs and city white-roof rules.Sun, 15 Nov 2026 00:00:00 GMThttps://lestoituresgarcia.ca/en/blog/ice-dams-on-roof/https://lestoituresgarcia.ca/en/blog/ice-dams-on-roof/Ice dams on your roof can push meltwater into ceilings and walls. Learn why they form, what to do today, what to avoid, and the fixes that keep them away.Sun, 15 Nov 2026 00:00:00 GMT