Mold in homes / Guides

Blower Door Tests - What's the Cost & Who Does Them?
Air and vapour barriers

What is a blower door test? What's the cost? How do you find a company to do one? good ever comes from warm air leaking out of a building in winter. Nothing. Some older-school builders who aren’t up to speed on building science often think letting your walls ‘breathe’ is a good thing, which is simply not the case. That’s like poking holes in your skin to breathe instead of using your nose and ...

How to Choose between an HRV and ERV system

Choosing between an HRV and an ERV

...ings continue to off-gas for many years after installation. (Which is why choosing formaldehyde-free kitchen cabinets is recommended .) To remove the excess humidity generated by normal human activity in order to ensure building durability and efficiency in heating, and to help prevent mold & mildew in homes. ...

Laminate Kitchen countertops can be beautiful & green too - Counter by Formica

Choosing green kitchen countertops for sustainable homes Including LEED v4 & Passive House PHIUS+ certified between $50 and $120 per square foot, installation included. Visit Alkemi . Recycled aluminum counter tops are an alternative to stainless steel and are also sustainable © Alkemi For more about choosing green kitchen countertops, and maintaining healthy indoor air quality , read ...

Kitchen and Bathroom design tips

Design ideas for durable kitchens and bathrooms source of humidity, we need to put extra thought into designing these rooms so they consume less, last longer, and help us maintain healthier homes. Durable water resistant surfaces will prevent damage and prevent mold spores from forming and affecting indoor air quality . © Ecohome Melamine, typically o...

Siding Choices - Board and batten siding
Exterior cladding

Choosing the right exterior siding for fitting, cost comparisons & appearance, most commonly of course would be aluminum siding. Vinyl / PVC siding Vinyl Siding © Céline Lecomte Pros of vinyl siding: Highly resistant to weathering. Very good against pests and mold. Fairly easy to install and easy to maintain. Cons of vinyl siding: Cons: It is derived in part...

How to Build With Less Wood for Best Performance
Wood and organic materials

How to build high performance homes with less lumber a wall, and it goes on the warm side of the insulation. Yet we continue to install vapor impermeable exterior sheathing without realizing what’s actually going on. A ‘vapor barrier’ is not defined only as a sheet of polyethylene; the definition includes any ‘barrier’ that stops moisture , which insulated sheathing c...

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

What causes ice dams and how to fix them off a roof in a beautiful Canadian or northern US winter, they are an indication of a problem. A well-made roof should have no icicles whatsoever, just a fluffy pile of snow at the edge. On the inside of homes you may notice water stains indicating there has been a problem; there might also be mold forming on dry...

Top Tips for Getting a House Ready for Winter
Wall assemblies - renovation

Winter preparation for your home - are you ready for the cold?

...indow frames and wall assembly from moisture damage by stopping humid air from escaping and depositing moisture in the wall around your windows. Read more here about what to look for when shopping for high performance windows. Drafts around windows and doors: Drafts in homes from windows & doors are worse in wint...

Hemp fibreboard and Hemp insulation - the Green Building choice
Wood and organic materials

Hemp building supplies

...inge product; rather, it is becoming a more accessible mainstream building product, most notably as hemp-batt insulation , and also hemp boards for cabinetry. Why choose hemp building materials? The growing and harvesting of hemp is a far more sustainable process than harvesting wood for use as building products, d...

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

Removing radon gas from basements and crawlspaces your home, avoiding breathing it as much as possible is a sensible precaution. If you have mold down in your crawlspace or basement too, wear a mask and take this into account in specifying your radon mitigation solution. Preventing mold when finishing a basement is possible, read here to find out how. Radon in Cr...

Correctly installed Triple pane south facing windows on Ecohome's Demo House
Windows and doors

Installing doors & windows for the best performance in high efficiency homes, LEED & Passive House

...indow frames and rough openings. Inset windows: position windows towards the center of the rough opening rather than installing them flush to the outside. Windows that are installed at the exterior point of openings have a lot more thermal bridging around the frames. Windows in the centre of the opening reduce the ri...