energy-rating / Green Building & Sustainable Home Renovation Information & Advice

As part of its shift to a low-carbon economy, the Ontario government just released its Five Year Climate Change Action Plan to promote the reduction of greenhouse gas (GHG) emissions. What this means for homeowners and buyers, is that before a house can be put on the market it will require an energy audit and rating, w...

Solar energy Our future truly depends on us continuing to develop and implement renewable energy systems. In Canada, Ontario is at the forefront of that movement by offering strong financial incentives for homeowners to produce their own energy. Some of the other provinces seem to be lagging behind, offering artificial...

Energy modeling is a process for determining the approximate energy a building will consume during operation. Data regarding location and climate, building design, materials, mechanical systems and appliances is entered into a software program to determine what the overall consumption of a building will be, and to atta...

Powerhouse Paris Proof is a relatively new building standard that originated in Norway that is based on the Paris Agreement’s 1.5°Celsius  target. The standard lists maximum and total CO2 emissions per square metre, which includes the construction phase, energy in operation, material use and disposal. The standard spec...

SEER v HSPF v COP (& SCOP): Understanding Heat Pump Ratings Many people are considering making the switch to a heat pump, for a variety of different reasons, including the heat pump grants available in Canada and the USA to offset the cost and the potential cost savings of buying and installing a single unit that c...

What is the Living building challenge? The Living Building Challenge is the most rigorous and comprehensive of all building rating systems. Performance requirements include net zero energy, water and waste, measured after a full year of operation only. LBC is broken down into 7 performance areas,  which are then subdiv...

Why pay for a green home certification? As more people pursue high efficiency green home rating certifications, they become increasingly well known and trusted. Consequently, more people seek them out. Developers build smarter homes when consumers demand them, and the existence of certification programs raises the bar ...

More and more homebuyers are starting to demand energy-efficient new homes and are pushing the building industry towards building better homes with lower fuel costs. Building Zero Net Energy homes is also a trending subject, and they are becoming more common as societies transition away from carbon-based economies and ...

  There are 8 LEED categories with a total of 136 available points, and a minimum amount is required to achieve certification. This point threshold is determined by the size of the house compared to the amount of bedrooms. To encourage increased housing density, homes with more bedrooms per total square foot have lower...

The best tips to save money & reduce bills? First of all, the best way to reduce bills & save money is to spend as little as possible for the maximum return, as not everyone who wants to be 'green' has a wad of bills they can throw at the latest and greatest renewable technologies for sustainable homes. So wher...

What is Passive Solar Heating & Cooling? Passive heating and cooling of homes is not new. The above image is of Mesa Verde National Park, the Ancestral Puebloan cliff dwellings in Colorado, occupied from 700 to 1300 AD. This early North American settlement was shaded from the summer sun, but fully exposed to the su...