air sealing

Insulation – the unsung hero of energy efficiency. Yes, you probably need more of it!

Insulation – the unsung hero of energy efficiency. Yes, you probably need more of it!


From the Desk of the Executive Director I spent part of my Memorial Day weekend installing insulation under a mobile home trailer. Even though 90% of LEAP’s work is implementing energy-efficiency measures like installing insulation, and I think about it a lot, I don’t usually spend my free time installing it. Have you ever read more...

The Intersection of Affordable Housing and Home Energy Efficiency

The Intersection of Affordable Housing and Home Energy Efficiency


by Chris Meyer, LEAP Executive Director I’m now a couple of weeks into my role as the Executive Director at LEAP – diving into the energy efficiency world with gusto. The more I’ve been learning about energy efficiency, the more I’ve seen how it is linked to solving two problems many cities in Virginia read more...

Stack Effect: The Driving Force Behind Heat Loss in Homes and What to Do About It

Stack Effect: The Driving Force Behind Heat Loss in Homes and What to Do About It


In buildings, stack effect is the phenomenon whereby warm air rises in a house and cold air enters to replace it. It is sometimes referred to as the chimney effect because it is also the driving force behind a fireplace draft up a chimney. In most houses, it is the single largest source of read more...