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3
votes
3answers
578 views

Small amounts of moss on asphalt shingles?

What's the best way to remove moss from asphalt shingles?
1
vote
1answer
166 views

Conservatory Roof

Our conservatory roof is made from Everlite. The problem we have is that where the roof runs into the drain is constantly filling up with soil, stones and moss. I have no idea where it's all coming ...
3
votes
1answer
360 views

Roof Showing Some Dipping

I recently walked my roof. There are some low spots, like little depressions. What causes this and should I be concerned? It seems that the plywood underneath is good but it seems like the ...
8
votes
1answer
374 views

Is it a good idea to lay a second course of shingles over an existing shingled roof?

My shingles were a little worse for wear and I had a "friend-of-a-friend-who-used-to-be-a-roofer" come take a look at it and he said I could save some money on the demolition by just laying another ...