roofing / Guides

Metal roof with solar panels
Roof coverings

How to choose roofing materials

Choose durable roofing materials that will last through wind, precipitation and exposure to U.V rays.

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Living green roof on the Edelwiess house
Roof coverings

DIY green roof installation video

A living green roof can last far longer than many other roofing systems when installed properly.

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Living green roof on the Helen Schuler Nature centre
Roof coverings

Living roofs: the secrets to success

Learn the steps to creating a successful green roof - concept, design and maintenance.

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Roof assemblies - new construction

Mineral wool insulation in roofs

Mineral wool batts being installed in roof for a total of R95

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Frost in attic
Roof assemblies - renovation

Why is there frost in my attic?

A roof leak isn't really a roof leak if it’s leaking on a sunny day. It's more likely an accumulation of frost finally melting.

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Related products

Tesla Solar Roof shingles
Solar photovoltaic

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

The name Tesla inspires visions of fast cars, rocket ships, high speed trains and now home solar roofs. So far they are big on fanfare but short on hard facts.

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R values and insulation performance
Efficient home design

Understanding thermal performance

Study shows there are more factors at play beyond simply the R value of materials in determining the thermal performance of buildings.

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Flooded streets Calgary Alberta
Rainwater management and irrigation

Rainwater management and water-permeable surfaces

The importance and the benefits of creating buildings and landscapes that retain and manage rainwater on site.

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Professional services

Ice dam
Roof assemblies - renovation

What causes ice dams and how to fix them

Ice dams form at the bottom of roofs, letting water penetrate and cause damage to the interior of walls and roofs.

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Permeable interlock paver stones
Permeable laneways and patios

Water-permeable landscaping surfaces

How to create landscaping surfaces that allow for the absorption of storm water.

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Photovoltaic solar panels
Renewable energy

Solar heating and energy generation

It has been estimated that the sun provides as much energy in 15 minutes as humans use in a year. By taking advantage of that with heating and electrical gen...

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