Vapor Barriers and Ventilation
Vapor barriers must always be on the living space side of the insulation and should not be sandwiched between new and existing insulation. When adding insulation, never put a vapor barrier next to existing insulation. For example, if the insulation you are adding to an attic has a vapor barrier, remove it or slash it thoroughly before installing over existing insulation.
All about Vapor Barriers and Insulation
Home Energy Efficieny Audit
Use our audit checklist to check areas in your home to help improve your energy efficiency. We cover each area of your house.
Home Audit Checklist
naturally from a warmer to a cooler space. Insulation resists this flow of heat, and helps keep your home warmer in winter and cooler in summer, at less cost. It provides a thermal blanket around your home to reduce the amount of heat that flows out of, or into, your house.
Insulation facts and where to insulate..
Recommended R Values
for the USA and Canada
Use the map and table provided to determine your area, then determine your insulation values:
Recommended Insulations levels
Usually opening windows
in your basement
is not a good idea. Humidity in basements is high in the summer because the basement is cool due to the temperature of the earth surrounding it. When warm outside air enters the basement its relative humidity increases as it cools.
Moisture in the Home
in your house presents its own unique problems and maintenance requirements. Read our tips for maintaining your system in:
Steam Heating Systems
Buying a new furnace
Here's what to look for when you are making that big decision in:
Furnace Buying Guide
Indoor Humidity Levels?
Especially in winter, what is the proper humidity level for your home? Find out in
Proper Indoor Humidity
As the hot summer months arrive, we wait for the dreaded summer utility bills. Keeping cool during the summer months shouldn't cost a fortune. This article offers the following tips to keep utility bills in check:
Keep your cool!
The snow and ice are building up on your roof's edge. Water is leaking into your house. Here is a look at what causes ice dams, and how to eliminate them.
More heating and cooling info
Check out our collection of hints and tips on heating and cooling!