Do I need an HRV / Guides

Slab on grade or a foundation and basement?
Foundation choices

Slab-on-grade vs foundation and crawlspace or basement

...int and height may leave you with no option but to build down in order to have sufficient space. If your building site is on a slope and will require terracing, a foundation can often be the only solution. In such cases, be sure it is well-insulated and well protected outside from moisture infiltration and it’s alw...

Crawlspace radon barrier installation for radon mitigation
Radon in Homes - Mitigation

Removing radon gas from basements and crawlspaces

...ilding Guides Rob Mahoney is a radon mitigation specialist in the National Capital Region and sits on many advisory boards including the Canadian Association of Radon Scientists and Technologists , Canadian National Radon Proficiency Program , Canadian General Standards Board and CGA Standards (Compressed Gas Assoc...

Earthship in Taos, New Mexico, shame they don't work in cold climates
Concept and design

Do Earthships work in cold climates?

...an't is because it doesn't fit with official ideology and image. 9. The cost of building an Earthship: This is not a cheap or easy way to build, period. Along with significant material costs, the labour required is nothing short of biblical in proportion as you will need to ram dirt into some 800+ tires with a sled...

Finished basements can lead to mold and mildew
Healthy indoor air quality

Why are basements moldy? How to fix or Prevent a Moldy Basement

...inst the foam panels. Install mineral wool batts in the cavities . Mineral wool is unharmed by moisture, and if it gets wet it will retain its shape and R value when it dries; fiberglass is not so resilient. Lastly, install drywall and paint it with a latex paint only. This technique of rigid and batt insulatio...

Basement Design for walls prevents mold & midlew when renovating & finishing
Healthy indoor air quality

Basement renovations: How to prevent mold when finishing basements

...inst the foam panels. Install mineral wool batts in the cavities . Mineral wool is unharmed by moisture, and if it gets wet it will retain its shape and R value when it dries; fiberglass is not so resilient. Lastly, install drywall and paint it with a latex paint only. This technique of rigid and batt insulatio...

Passively-heated off-grid LEED house in Low, Quebec
Off-grid and Net-Zero Housing

Off-grid living blog: a firsthand account of building and living in a remote area

...ightly as possible, and actively bring in fresh air with a device like a heat recovery ventilator (HRV). Blower door test to check for air permeability being conducted © Ecohome Airtightness is measured in air changes per hour (ACH), which measures the total volume of air inside a building, and how many times i...

What is Interstitial Condensation? (And how to stop it!)
Walls and Roofs

What is Interstitial Condensation in Walls or Roofs? (And how to stop it!)

...it rather than mopping it up every day. It will also provide you with other positive effects such as indoor air quality and energy saving benefits! It’s a win-win really! So if you’re looking into doing some home renovations and want to avoid any unwanted repairs and costs then we say invest in a ventilation system i...

Natural Building Insulation Made of Grass - Eco-friendly, Green
Insulation and soundproofing

Non-toxic natural building insulation made of grass

...ing the carbon footprint of buildings. Finding natural ways to insulate a home is all well and good, but any natural building insulation needs to perform as well as the mainstream commercial alternatives if it is to be a viable player in the green home building industry. Organic insulation materials can, in some inst...

Passive House certification - PHI or PHIUS? The Spring House Passive House
Passive House

Everything you need to know about Passive House certification

...ification bodies in the US, PHI (Passive House Institute) and PHIUS (Passive House Institute US) and for Canada there is Passive House Canada and the Canadian Passive House Institute . This guide aims to describe the origins of Passive House certification , which can be accredited to a very futuristic Passive Solar hea...

Are Laminate Countertops Good for Sustainable Green Counters in Homes?
Interiors

Are laminate countertops good for a sustainable green home?

...icity limits and acceptance for certification. The GREENGUARD certification procedure identifies interior products and materials with low chemical and particle emissions. Being GREENGUARD certified provides assurance to consumers that products designed for use indoors meet strict chemical emissions limits. Importantl...

Canada's first LEED V4 Platinum certified home - The Edelweiss House
LEED Homes

Canada's first LEED V4 Platinum house - An EcoHome project checklist

...ica should not immediately write-off the idea of heating a house like this with electricity based on high daytime rates. As a house such as this requires very little heat to begin with, its passive heating by design and ability to retain heat by a combination of thermal mass and high performance insulation and building...