Home air leaks / Guides

Bike lanes in Vancouver
Lifestyle, location and commuting

Vancouver's goal of becoming the Greenest City by 2020

...home Part of that audit is a blower door test which involves sealing your home, and with a fan in the doorway blowing out, the home is depressurized. This allows builders to measure, find and repair any air leaks before construction is completed. While they are a prerequisite for programs like LEED, unfortunately...

LEED Homes

Getting Started

...home is completed. Also mandatory before drywall is installed is a blower door test , where your home is depressurized to test for air leaks. This gives your building team the opportunity to find and repair any problem areas. A minimum performance level is required for certification. 4) Once inspections are complet...

The Best 10 Energy Saving Tips for Green Homes - EcoHome
Wall assemblies - renovation

Green home improvements: an energy-saving pyramid scheme that actually works!

...home sensibly to avoid letting the cool air out of your home and the hot air in can save a fortune in electricity costs for running aircon. The best bit? This tip is for free! Caulking: Air leaks account for an enormous amount of heat loss in a home , and can lead to condensation and mold in walls in cold climates . ...

Correct window installation details
Windows and doors

How to install windows

...air or water leaks Watch more Green Building videos here The Edelweiss LEED Platinum V4 Demo House has been oriented towards the south to increase passive heat gain and reduce energy demand during operation. Choosing higher quality windows on all sides of your home will mean reduced heat loss over a poorer qualit...

Poly vapour barriers in air conditioned houses can cause mold and rot
Healthy indoor air quality

Why you should Never Install Air-Con in a Home with a Vapor Barrier

...Air-Con = Damp Moldy Walls So here's a little known fact that most HVAC installers won't tell a potential new client for central air; Polyethylene vapor barriers in combination with air conditioning in homes can rot walls because of the condensation they may cause. This is why if you have a newer home with a vapor ba...

The LEED rating system
LEED Homes

The LEED rating system

...home’s operational systems, as well as provide homeowners with the completed LEED checklist and accompanying paperwork, including manuals on all home systems. Once all of the prerequisites are met, the LEED rating system is a fairly adaptable process. Modest sized homes are encouraged, but larger homes can meet certi...

Non-toxic building materials can improve home air quality
Healthy indoor air quality

Maintaining healthy indoor air quality

...homes, that will facilitate much cleaner indoor air, and improved health. It's very difficult in the modern age to create a home free of contaminants while keeping the amenities we are accustomed too, but look at it as a cumulative effect. You will be exposed everywhere you go, so try to keep your home air as clean as ...

When should you replace windows
Windows and doors

When should you replace old windows?

...air leaks, so having airtight windows may be only a tube of caulking away. The first step would be determining from where exactly air is leaking. Keep in mind the natural stack effect of buildings - warm air rises, so in the absence of wind pressure air will leak in on the bottom floors and leak out on the top floors...

Balanced insulation levels in a green home
Efficient home design

Insulation in Green Home Building, a balanced approach to putting it where it does the most good

...Air leaks are responsible for a surprisingly large amount of heat loss, so plan your air barrier well in the design phase and be very meticulous with air sealing when working onsite. High-quality windows on the south can gain more heat in the day than they lose at night, giving you a net heat-gain. Windows on all oth...

Off-grid leed home
Off-grid and Net-Zero Housing

Off-grid living blog post 5: appliances, mechanical and other systems

...Air handling In any tightly built house, one needs to provide for ventilation. In older and draftier homes, a lot of air leaks into and out of a house just through little cracks around joints, windows, and doors, but with new high-efficiency construction there is a strong risk of the air getting stale. Our home ended...

How radiant floors work
Delivery: radiant, forced-air and decentralized

How to design for thermal comfort in a home

...home are warmer, you will feel more comfortable regardless of what your thermostat says. Other environmental factors beyond just the average air temperature and heat radiating to and from the surrounding surfaces of your home will further muddy the waters defining comfort; this includes air speed (think indoor 'wind ...