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NorthVanNetZero

Location
North Vancouver
Completion
2025
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Welcome to NorthVanNetZero, the first Net Zero-certified renovation on Vancouver’s stunning North Shore—and one of only four in BC.

This home effortlessly blends high-performance technology with neighbourhood charm to create a space that feels like home, while setting the standard for future Net Zero projects. Our clients were actively involved throughout the renovation, documenting the process to help inspire and educate others on how they could create their own sustainable haven.

To begin, we conducted a full LCA (life cycle analysis) study to document the embodied and operational carbon for the project. This informed our decision to unbuild and renovate rather than demolish and build from scratch, which helped us reduce carbon emissions.

From soy-based spray foam to Heidelberg Concrete’s 32MPa Silver Superline low-carbon mix (the first of its kind for a single-family residential renovation), we went to great lengths to meet the high standards required to achieve Net Zero certification. Using meticulous deconstruction techniques and repurposing as much of the original materials as possible, we donated what we didn’t reuse to local non-profits.

The renovated residence features a detailed point-of-use energy monitoring system, and a carefully planned, balanced, customized mechanical system to ensure comfort, health, and efficiency. This allows for consistent temperature control and ideal air quality throughout the entire home—all without any fossil fuel emissions.

Due to its location in a wildfire zone, the entire home had to comply with Wildfire DPA regulations. This meant installing:

  1. Fire-resistant venting and penetrations
  2. Triple-glazed windows
  3. Non-flammable Hardi panel and lap siding, soffit with fire-retardant coating, and non-flammable roofing material
  4. Decking, paving stone and Fire-resistant planting outside the envelope of the home

A robust stormwater management plan (SWMP) was also required, which included retention tanks, multiple sumps, and a permeable driveway to improve the existing soil conditions and drainage on site.

While the exterior character of the property was preserved, we completely reconfigured the layout to make it the perfect space for a professional couple with 2 children. Some of our favourite features are the spa-like ensuite in the master bedroom, the airy vaulted ceilings, and the seamless indoor/outdoor flow from the kitchen.

This renovation is a testament that Net Zero homes don’t have to conform to bland, box-like silhouettes, and can be built with character while still integrating sustainable best practices. This property has quickly become a trendsetter in the neighbourhood, and we look forward to working with our clients to bring more Net Zero houses to Vancouver and its surrounding areas.

What our clients are saying

“Very good budgeting process, interior design consultation, project management and regular communication. I would be happy to recommend Twin Lions for your project.”
Juliette BakerClient
“Everyone was professional in their manner and their work. The Twin Lions Company proved to be an excellent choice.”
Joanna VaughanClient
“The team was extremely communicative with us as the project progressed and we always felt like we knew what to expect.”
Keely TateossianClient
“We appreciated the regular site visits, transparent scheduling, and budget updates that gave us visibility into what was happening throughout the project.”
Katherine CummingClient
“From start to finish there was a high degree of communication on the project. We were kept informed of any issues or changes.”
Sarah SmallClient
“Twin Lions was respectful of our space and kept the site clean. Any concern was quickly addressed and a solution found.”
Laura PatrickClient
“They’re great problem solvers with a true understanding of design and have fantastic communication. Would definitely do a third project with them.”
Ian KirbyRepeat Client
“Twin Lions is exceptional to work with! They are organized, have a thought out process and you can feel assured.”
Eliza SukavaSukava Design
Partner – Interior Designer
“They communicate clearly and efficiently, are transparent on their pricing, incredibly knowledgeable about all things construction and the quality of their work is top notch.”
Triple Dot Design Studio
Partner – Interior Designer