Mike Guertin

Within a span of two weeks on awhole-house remodel, bats greeted us on three mornings when we arrived for work. We couldn’t find any obvious entry holes, so we were puzzled as to exactly how they might be getting in. When we found a raccoon clawing at a window trying to get out one morning, I knew the only place they could be getting in was through the chimney flue.

The dampers in both fireplaces were closed but the throat damper frame in the downstairs fireplace had rusted out on one side, leaving a hole big enough for our ring-tailed friend to get through. Replacing a throat damper frame in a fireplace is a cramped, dirty, unpleasant, and time-consuming job. So I decided to install a top-sealing damper...

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