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Whenever people add insulation to the inside of the masonry structure,

then they tend to, they block off that breathability of the building,

and then they get mold.

But the mold also occurs when the building's been repointed with hard and mortars.

Welcome to the Fine Home Building Pro Talk podcast,

our regular discussion with building industry professionals.

This is Senior editor Mark Peterson.

Today I'm joined by Bob Kelly, restoration specialist, inventor, and owner of Wickwright, Inc.

You can find the Fine Home Building Pro Talk podcast and the original Fine Homebuilding

podcast at finehomebuilding.com slash podcast.

You can leave feedback and ask questions there too. Hello, Bob,

and thank you for joining us today. Hey, Mark. It's good to meet you. I've heard a lot of good

things about you. You're recommended by, actually, by Mike Gerton and then several people after that.

So, yeah, it's going to be, I'm looking forward to our conversation.

For starters, tell us a little bit about your background.

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