Lee Wallender is a home improvement writer of nearly 20 years and specializes in home remodeling, repair and maintenance. Cassidy was an updates editor whose main responsibility is to write and edit ...

Q: I am renting a small, old home without central air conditioning. I have a window air conditioner, and the past few years I’ve awkwardly filled in the space around it with a large piece of plywood.

There are so many types of door and window weather strips. But I want to talk to you about one that I think stands out above the rest. It’s called MD V Flex Weatherstrip. It’s different from all the ...