Natural insulation / Guides

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

Non-toxic natural building insulation made of grass

...Natural building 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 ener...

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...

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

...natural and non-toxic material ensures that installation is safer and easier than many other types of 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 compressib...

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 way the vapour control layer is sandwiched between layers of insulation where it can perform best in a wildly varying climate like we have in Canada. There a...

Choosing a building envelope
Wall assemblies - new construction

Choosing a building envelope - starting with the perfect wall

...natural fibres like hemp insulation that are used for home construction and insulation. Larsen Trusses in a Double-Stud Wall system : The typical design involves a standard code "tried & tested" traditional stick-framed wall with 2x6s and batt insulation in the cavities, covered with sheathing, then I-joists (TGI...

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 levels and attaching exterior wall insulation successfully. Larsen trusses with cellulose or batt insulation A Larsen truss wall is one with engineered I-joists attached to the outside of a stud or brick wall, which then creates a cavity that can be filled with additional insulation . You can add batt in...

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

Rigid insulation panels: which ones to use for different applications

...natural Green 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 alum...

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...

Condensation on windows leads to mold & mildew in homes, ERV & HRV systems help
Ventilation

Ventilation & air exchangers

...Natural air flow: If you hold a door open a crack in winter, natural convection will draw air in at the bottom, and force it out at the top. Your home will behave in a similar way, this is called the stack effect. Warm air rises, forcing air out the top portion of your home and drawing in cold air from the bottom...

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 ...

Passive House design Vancouver
Passive House

The city of Vancouver is actively promoting Passive House construction

...insulation, waterproofing, soundproofing, air barriers and vapour control • high efficiency windows • natural and mechanical ventilation Training city staff: The city has hired Passive House Canada (PHC) to train more than a hundred City of Vancouver staff (plan checkers, rezoning planners, development planners...