Blog

Video: Jesper Kruse on the Growing Demand for Passive House Construction Maine Passive House has always been way ahead of the pack when it comes to promoting the Passive House building methodology in the US. They are literally one of 475’s first customers and we have the emails from 2011 to prove it. If you want to dip into the vaults … read more

The Pro Clima Advantage Pro Clima is a world leader in airtight systems that simultaneously optimize air and moisture control, manufacturing intelligent membranes, adhesives, tapes and more. They developed and sold the world’s first smart vapour retarders under the brand ‘B.I. Baupappen’ starting in 1985, and have continued to innovat … read more

Intro to Stego Sub-Slab Vapour Solutions 475 has partnered with Stego® Industries to provide superior sub-slab vapour barriers, tapes, and more. Stego® Industries is an industry leader in material transparency and providing solutions for the design and construction of healthy buildings. It’s no wonder that Stego® Wrap has garnered t … read more

Skylights for Every Climate Extreme weather events are growing in magnitude and frequency as a result of climate change. With longer heat waves, stronger storms, and heavier snow, buildings and their components—including roofing and skylights—must be designed to withstand these evolving loads. This is one of the many reasons tha … read more

Project Spotlight: Historic Retrofit in Toronto’s Storied Wychwood Park Neighbourhood Welcome to Wychwood Park, one of the most well-preserved neighbourhoods in Old Toronto. Taking its name and inspiration from the Wychwood Forest in Oxfordshire, England, it was first developed in the late nineteenth century by English painter Marma … read more

How High Performance Laneway Houses Address Housing and Climate HD Construction in Seattle is part of a wave of builders tackling the housing crisis with high performance ADUs (also called Laneway Houses) Take a look around and you may have noticed a new phenomenon in your neighborhood. Miniature dwellings—sometimes called backyard … read more