gypsum-board / Green Building & Sustainable Home Renovation Information & Advice

Installing recycled drywall in the Edelweiss House
Walls and ceilings - interior surfaces

Choosing the best drywall - video

How to Choose Eco-Friendly Drywall: There is a lot more to choosing drywall than one might think, and as it finds its way into pretty much every building made, a lot of resources are used in the process and noses irritated. In the LEED Platinum certified Edelweiss House, we used CGC Sheetrock® Brand Ultralight gypsum ...

Alternative wall coverings to drywall
Walls and Roofs

The best alternatives to drywall for finishing interior walls

Walls in residential homes are almost exclusively finished using gypsum board (either recycled or synthetic) because it is cheap and easy. It is however, not the only option for interior walls, and it has some other competition - especially in areas that may get humidity. We will start with drywall, but also list off a...

How to Fasten Cement Board Facing to slab on grade insulation
Slab on Grade

Finishing the exterior of an insulated slab-on-grade floor

WATCH MORE sustainable building VIDEOS Once a decision has been made to choose between a crawlspace or a slab foundation , you need to know how to finish the edge off durably. Typically the exterior edge of a slab on grade is made of EPS foam and can be parged. Having used rigid Rockwool panels meant we needed an addi...

Students at New Frontiers School Board to build LEED home to be donate
LEED Homes

Quebec carpentry students to build LEED house for Habitat for Humanity

After completing a design workshop for high performance wall systems, teachers at the New Frontiers School Board in Ormstown, QC have settled on a building envelope that will outperform houses built to code by a factor of almost 3. The school will be releasing videos following the progress of this first of its kind pro...

MDF Formaldehyde Free Alternatives - Made from Rice Stalks
Healthy indoor air quality

The formaldehyde-free MDF non-toxic alternative made of natural rice-stalks

Formaldehyde-free MDF made from rice - available at distributors in USA & Canada There is a natural and Formaldehyde-Free alternative to MDF (Medium Density Fiberboard) made of rice straw hitting the green building market soon! That’s a reason to breath a sigh of relief (literally and figuratively) since a lot of p...

Recycled barn beams and a refinished clawfoot bathtub
Recycled and Reclaimed Materials

Recycled & reclaimed materials

The cost of every item we purchase is determined in part by the price of oil. This includes products that are in no way petroleum based, since material extraction, manufacturing and transportation will in one way or another, rely at least in part on oil. As the price of oil continues to rise, the money saved by employi...

Stairs made from reclaimed barn beams
Wood and organic materials

All about wood

Finding sustainable wood: We live in a country with over 400 million hectares of forest, so the supply is there; it's simply a case of properly managing it. That also means that when we cut one down, we should plant another. Wood is a renewable material, requires little processing and can almost always be purchased loc...

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

How much insulation is too much in attics and walls?

Home Insulation - how much is too much? A House can definitely be under-insulated (millions of homes throughout the United States and Canada have this very problem), but can a home have too much insulation? In short, yes it can. In reality, there is an optimal balance between the up-front cost of insulation and the lon...

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

Building science for LEED v4 wall design made easy - video

LEED Platinum V4 Wall Design: Building Science  The wall we designed for the Edelweiss house, Canada's first LEED Platinum V4 Home is best categorized as a 'REMOTE' wall, a high performance building envelope developed by the Cold Climate Housing Research Centre in Alaska. REMOTE stands for 'Residential Exterior Membr...

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

Rigid insulation panels: which ones to use for different applications

Polyisocyanurate (PIR), Extruded Polystyrene (XPS), Expanded Polystyrene (EPS) or Styrofoam? When building or renovating a high-performance building envelope there are really three main kinds of rigid foam panels you are going to have to choose from - Polyisocyanurate known as Polyiso (PIR), Extruded Polystyrene (XPS) ...

Installing Siding Correctly
Exterior cladding

How to install siding

Siding installation The walls of your home are an environmental separator. Their job is to keep the inside in and the outside out. Exterior cladding or siding is your first line of defense against weather elements, and its job is to allow interior control layers (ie. the building envelope) to do their jobs without bei...