Before central air conditioning became common, there was a free and easy way to get air circulating in the house, and it’s an idea that still works today.  Tom and Leslie have a tip to help chill your summer. Plus high humidity in your home can make it super uncomfortable this time of year. Learn the best way to lower humidity and increase comfort. Find out the best way to caulk a bathtub and make sure the caulk won’t fall out. Plus get answers to your home improvement questions about restoring floors in an old Victorian home, tiling a kitchen countertop, repairing loose tile floor grout, cleaning mold from a bathroom, comparing wood decking to composite, painting aluminum siding, turning off a main water valve and installing a utility sink.