Q–I want to insulate the wood room-addition of my brick duplex house. What`s the best way to do this? Is there a ”This Old House” video on this subject? A–Although we`ve shown how to install ...

Knowing how to insulate an attic while leaving adequate clearance can be tricky. That's because insulating it to the proper R-value can cause a dramatic loss of headroom if you limit yourself to ...

Q. I have a serious problem with ice damming in my house and have been looking for solutions. It all seems to boil down to not letting the roof heat up from indoor heat sources. It seems that spraying ...