- Yeah, those streaks are real. I’ve seen it mostly after heavy rain—looks like someone poured a can of soda down the roof. - If you put the strips to...

- Had the same issue with metal collars— That’s been my experience too, especially on wavy old shingles. - Tried a silicone retrofit boot last fall. P...

- 100% agree, most shingle “failures” I’ve seen are more about what’s under and around them than the shingles themselves. - Ventilation is huge. If yo...

I get why you’d want to add that clause, but sometimes I think it just freaks out the customer more than it helps. Had a job last month where the owne...