mineral-wool / Green Building & Sustainable Home Renovation Information & Advice

Mineral wool roof insulation used to best effect: Watch more green building video 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 building cod...

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) ...

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...

Pallet Beds - cool but potentially dangerous! We've all seen these rustic shabby-chic pallet wood beds & headboards on social media - these days it seems we can't get enough of being creatively frugal and independent - but while certain pallets are a great source of rustic wood with character for repurposing, other...

The floors you choose really create the atmosphere in your home and give it its identity. The first considerations should be to choose a durable and non-toxic floor to ensure safe indoor air quality (IAQ). When you are making choices, find out the estimated lifespan and what maintenance is required to keep it in good c...

Framing lumber choices for building homes Framing lumber, also known as structural wood, is the grade of wood used for house framing (studs, Larsen Trusses for Double-Stud walls, headers, roof trusses and floor joists, etc. as well as in timber frame construction). Its technical characteristics make it perfectly suitab...

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...

Is Polyurethane floor seal non-toxic? In North America, polyurethane varnish is used almost exclusively as a wood floor finish, but the majority of them are high in VOC's which are detrimental to interior air quality and health. For this reason non-toxic wood floor finishing oils are gaining in popularity. There are a ...

Natural swimming pools - what are the origins? Natural pools were inspired by the beauty and joy of swimming in mountain lakes, a team of Austrian researchers are credited with launching a movement back in the 1980's that saw chlorinated swimming pools being replaced by natural swimming pools and swimming ponds. The id...

All framing materials for the Demo House are FSC certified, and provided by our sponsor Kott Lumber. Kott engineered the plans for us , supplying detailed framing documents including a cut list for each framing member. We were also provided with a wood order to match, along with pre-cut lengths whenever possible. This ...

What is Shou sugi ban siding? © Resawn Timber Co. Shou sugi ban is an ancient Japanese carbonized wood finish created by burning the surface of wood to preserve it. The final product is also known as Yakisugi (yaki means to cook/burn and sugi is the Japanese name for cedar), but shou-sugi-ban seems to have won as the...