Insulation / Guides

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

How insulation works

...insulations varies in the range of R3 per inch to around R6 per inch. The higher the number, the more a material resists heat transfer. A typical section of a cold climate wall will be in the range of R18 to R24, depending on materials and regional building codes. That covers the insulation material, but there is more ...

Natural Building Insulation Made of Grass - Eco-friendly, Green
Insulation and soundproofing

Non-toxic natural building insulation made of grass

...insulation materials In order to combat the climate change impact of the built environment, natural insulation materials such as hemp insulation, cellulose, wood fiber and grass insulation help us meet emission targets because they act as carbon storage. We are living in a time when the embodied energy of buildings i...

Is EPS foam eco-friendly? Exterior home insulation rigid foam panels
Insulation and soundproofing

Does plastic foam or Styrofoam insulation have a place in green building?

...insulation’ and honestly, there is rarely one single right answer. In that spirit, I wanted to take a closer look at EPS foam insulation or ‘Styrofoam insulation’ as it is often mistakenly called, which it isn’t. It may seem like splitting hairs, but Styrofoam is a brand name of XPS insulation, it is not EPS insulati...

Hemp insulation products for USA & Canada rolling off the production line
Insulation and soundproofing

Hemp insulation in Canada & USA - insulating naturally is an Eco-friendly alternative

...insulation with no special safety gear or gloves required. Hemp batt wall insulation in a wood framed wall © Nature Fibres Hemp insulation products available through Nature Fibres: Flexible and compressible insulation batts; masonry blocks; semi-rigid soundproofing panels; semi-rigid decorative and ...

Installing foam panel insulation, which is best?
Insulation and soundproofing

Rigid insulation panels: which ones to use for different applications

...Insulation Products, Like Hemp Insulation panels or Batt Insulation or mineral wool - demonstrated here in roof insulation . Polyisocyanurate Foam Panels: PIR, polyiso, or ISO, is a thermoset plastic product typically produced as a foam and used as rigid thermal insulation panel - most often with aluminum foil faci...

Dense-packed cellulose wall insulation
Wall assemblies - new construction

Dense-packed cellulose insulation wall systems

...insulation can be a superior product to commonly used batt insulation, but somehow it has developed a bad reputation in Canada. Cellulose Fibre Insulation (CFI) is like the Rodney Dangerfield of insulations, it "can't get no respect". When done right, dense-packed cellulose is a highly efficient option for insulating...

How much is Too Much Insulation in my Attic or Walls?
Insulation and soundproofing

How much insulation is too much in attics and walls?

...insulation is too much in an attic? What does ‘diminishing returns’ for insulation mean? It's as simple as this - adding one inch of insulation to a wall that has only one inch of insulation is certainly well worth the investment, in any climate. Adding one inch of insulation to a wall that has 5 inches of insula...

Roxul mineral wool batt insulation in LEED Homes
Insulation and soundproofing

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

...insulation panel that one day we hope will replace plastics based foam as a standard building insulation. And better still is when the natural alternative for these plastic based rigid foam insulation boards is a naturally derived cellulose high-performance panel with a higher R-value than current rigid insulation pane...

Balanced insulation levels in a green home
Efficient home design

Insulation in Green Home Building, a balanced approach to putting it where it does the most good

...insulation level slightly and applying that money to a much higher quality window. In Conclusion, How much Insulation is best? Balancing insulation is about respecting the laws of diminishing returns. Example - If I have a wall with just 2 inches of insulation and I add another 2 inches, I will certainly get my mon...

Mineral wool insulation in roof by Rockwool - LEED Platinum V4
Roof assemblies - new construction

Mineral wool insulation in roofs by Rockwool

Mineral wool roof insulation used to best effect: Watch more Green Building Video Guides on the EcoHome YouTube Channel here The Ecohome's Edelweiss House LEED Platinum certified V4 roof is a 2/12 pitch insulated to R95 with Rockwool (formerly Roxul) mineral wool batts. R95 far exceeds the most rigorous Canadian...

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 cellulose insulation wall systems and a very high R-value building envelope without many of the problems associated with double-stud wall construction. Not only i...