Roof / Guides

Living green roof installation on the Edelwiess house
Roof coverings

DIY green roof installation video

...Roof Installation The following DIY green roof video shows the steps needed to ensure your green roof will not leak. Watch more Green Building Guide videos from EcoHome on YouTube here The most common building material used for roofing in North America is asphalt shingles, and because of their poor durability...

Tesla Solar Roof Tiles installation just got easier
Solar photovoltaic

Tesla solar roof gains ground with target of 1000 solar roofs / week

...roof covering when you consider the full life-cycle of a house. The Tesla Solar Roof powers your home but looks no different than other durable roofing materials. Further to that, a shingle roof, metal roof, or any other composite recycled-material roofing product will not turn your lights on, nor will it fill ...

How to Vent Roofs - the Methods, Vent Types, Fans
Walls and Roofs

Why Roofs need to be ventilated and how to ventilate a roof properly

...roof in a hot climate is the best plan. What’s better - a ventilated roof or unventilated roof? This is as good a time as any to tell you where we stand, which is that we much prefer ventilated roofs over unventilated roofs for durability and resilience. An un-ventilated roof should be done either with perfectly ...

Tesla Solar Roof shingles
Solar photovoltaic

The Tesla Solar Roof: we love the hype, but we'd like to see some actual facts.

...roof, and if your roof is covered in snow you won't be getting any power. Elon Musk says they last 2 to 3 times longer than a conventional roof, asphalt shingles are the most commonly used roof covering and last about 20 years, so by our math we assume these will last 40-60 years. We welcome anything that takes marke...

Tesla Solar Roof Cost Comparison, Competitors & Reviews
Solar photovoltaic

Are Tesla solar roofs worth the money? Are there any competitors? Our take on the future of BIPV

...roofs by several inches. Contrary to that, the low-profile rooftop solar roof option, which is also known as BIPV (building-integrated photovoltaics), are solar shingles or tiles that are installed directly onto roof sheathing in areas of high solar exposure, and are used in conjunction with conventional roofing materi...

Commercial Living green roof on the Helen Schuler Nature centre
Roof coverings

Living green roofs: the secrets to success

...roof assembly is that it manages moisture properly. Read here about why roofs need to be ventilated and how to ventilate a roof properly. Selecting a commercial green roof system: Green roof composition © Cosella Dorken With a wide array of green roof systems available in the marketplace, it’s increasingly di...

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

Mineral wool insulation in roofs by Rockwool

...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 building code...

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

What causes ice dams and how to fix them

...roofs, letting water penetrate and cause damage to the interior of walls and roofs. When snow melts on a roof it runs down until it meets the unheated bottom edge of a roof and then freezes. This chunk of ice is called an ice dam, and it can cause water to backup beneath shingles and Ice dams cause damage to walls and ...

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?

...roofs, be certain that your roof ventilation is able to do its job. Next, roof ventilation - make sure your attic is properly ventilated. Check the attic to make sure that insulation isn't jammed down on the edges and blocking soffit vents . Proper ventilation - proper air flow - in a roof keeps it in good dry an...

Metal roof with solar panels
Roof coverings

How to choose roofing materials

...roofs- intensive and extensive: Green roof © Ecohome An intensive green roof, also known as a ‘rooftop garden’ refers to planting areas that have a depth of 6 inches and up. Deeper soil supports a greater variety of plants such as vegetables, shrubs and even small trees. Extensive roofs are designed primarily...

R values and insulation performance
Efficient home design

Understanding thermal performance

...roofs typically absorb more solar energy than do lighter roofs. On a sunny day with 25°C [77°F] ambient air temperature, three adjacent black, grey, and white roof membranes on the same building [see above photo] were measured to have maximum surface temperatures of approximately 75°C, 65°C, and 50°C [167°F, 149°F, and...