Lee Wallender is a home improvement writer of nearly 20 years and specializes in home remodeling, repair and maintenance. Installing insulation in walls is one of the most efficient and cost ...

Learn More › HVAC systems are widely used to carefully heat and cool homes, but even the most energy efficient systems can ...

QUESTION: I have a slump block home in Tucson that was built in the 1970s and has very little insulation in the walls. It gets really hot in the afternoon. By 3 p.m. in the summer, I have to go ...