How insulation works / Guides

Thermal image showing where home heat loss is occurring.
Insulation and soundproofing

How insulation works

...How well-insulated your home is will determine how comfortable it is and how much you will spend on energy for heating and cooling, and in some respects, how du...

How to Insulate Exterior Walls from the Outside US Canada Ecohome
Walls and Roofs

The easiest way to insulate walls from the exterior in older homes

...insulation panels down at the local hardware store and screw them to your walls, but unless you understand how your existing walls are built and how they "work"...

Slab on grade for a Passive Solar LEED Home insulated by Rockwool © Ecohome
Insulation and soundproofing

Insulating below slab-on-grade floors

...insulation to use under a slab , It is common to install as little as R5 insulation below slab floors, making that about the weakest point in a building envelop...

Roxul mineral wool batt insulation in LEED Homes
Insulation and soundproofing

Choosing the right insulation: the pros, cons and applications for walls, slabs & basements

...how walls work is the key to designing well-insulated, airtight and durable wall systems. Loose Fill or Packed Cellulose insulation Blowing cellulose insu...

Building science for LEED v4 wall design made easy
Concept and design

Building science for LEED v4 wall design made easy - video

...insulation is installed outside of that. Stud cavities are still insulated with batts, but the majority of insulation is on the outside of the sheathing, this...

Ice dams on roofs & how to fix them
Roof assemblies - renovation

What causes ice dams and how to fix them

...insulation. Wires to melt ice dams are a solution, but hardly an energy efficient one, make this a last resort! Fibrous insulation like cellulose and ...

Finished basements can lead to mold and mildew
Healthy indoor air quality

Why are basements moldy? How to fix or Prevent a Moldy Basement

...How to choose between an ERV & HRV system for basement ventilation & Mold prevention - EcoHome Guide How much insulation does a basement need - EcoHome Guide ...

An attic with 'insulating paint' which doesn't insulate
Insulation and soundproofing

Does 'insulating paint' work?

...insulation, why in the world would we put any insulation in our walls at all?" - Jon Eakes Learn all about real insulation here , in the EcoHome Green Build...

Passive House wall system ; Larsen Trusses & dense-packed cellulose insulation
Wall assemblies - new construction

Larsen truss wall systems with double-stud construction & extra insulation for new homes & energy efficient home renovation

...insulation A Larsen Truss is a type of lightweight & non structural double-stud wall assembly that allows for thicker insulation, is ideal for dense-packed ce...

Frost in Attics: What causes Attic Ice? How to Fix it?
Roof assemblies - renovation

Why is there frost in my attic? Is ice in roofs a problem & How do I stop it?

...insulation projects where new insulation covers up ventilation access. If you discover you have ice in the attic, the 3 things to check first are: Humidity ...

Better Basement Design on basement walls prevents mold and midlew
Healthy indoor air quality

Basement renovations: How to prevent mold when finishing basements

...How to choose between an ERV & HRV system for basement ventilation & Mold prevention - EcoHome Guide How much insulation does a basement need - EcoHome Guide ...