Passive heating / Guides

Lockeport Beach House
Real estate

Lockeport Beach House wins Canadian Green Building award

...passive solar orientation . The three-metre deep cantilevered roof provides shade in the summer, and allows the low winter sun to warm the concrete floors in the cold season. Other complementary strategies include a continuously insulated building envelope, with high performance low-e double-glazing and heat recovery v...

How to Choose between an HRV and ERV system
HRV and ERV

Choosing between an HRV and an ERV

All homes need ventilation, whether natural or mechanical with an ERV or HRV system. Buildings and houses are no longer constructed leaking heat and moist air the way they used to be; we now build them as airtight as we can, especially Passive House or LEED certified homes. This makes mechanical ventilation essential ...

Mineral wool insulation in roof by Rockwool - LEED Platinum V4
Roof assemblies - new construction

Mineral wool insulation in roofs by Rockwool

...heating requirement equal to that of Passivhaus, top points for energy efficiency of LEED Platinum V4 because of the extensive use of mineral wool insulation, a slew of recycled materials and excellent interior air quality, we'd like to think the Edelweiss House by EcoHome is a firm contender. It was after all the firs...

Mixed interior room lighting
Lighting

Home lighting design

The first thought of home lighting design should be the orientation of windows for quality of life, but also passive solar heat gain. Not only does the sun offer free heat, but free light as well. Natural and certain types of artificial lighting can reduce the symptoms of Seasonal Affective Disorder (S.A.D.). Studie...

Ecohome's passively heated Edelweiss House
Efficient home design

Are better insulated homes worth the money?

...passively heated house will require less frequent injections of heat, making it possible to limit heating to off-peak hours with lower rates. So what's not to love? Why build a less comfortable, less durable and less efficient house if it's actually going to cost you more? Purely speculation on my part, but I...

When should you replace windows
Windows and doors

When should you replace old windows?

...heating bill and figure if it is even possible to recoup the replacement cost of a window through added energy savings from that individual window. How long will it take to save $1,600 worth of heat through a better window, and will you even live that long? In most cases it is unlikely that you will be around to see a ...

Step by step guide for slab-on-grade home construction
Slab on Grade

Slab-on-grade construction: the ecoHOME A to Z Slab building guide

...heating system, the plumbing contractor will install a network of cross-linked polyethylene piping (PEX). The reinforcement mesh is often used as a grid for attaching the piping. Plastic zip ties work great in this capacity, but ensure the ends are cut or secured, and do not protrude above the level of concrete to be p...

R values and insulation performance
Efficient home design

Understanding thermal performance

First published in ecoHouse Canada The thermal performance of wall assemblies and insulation products has long been characterized using R-value, a metric which describes thermal resistance. While R-value is useful, it doesn’t tell the whole story about heat flow through building enclosures such as walls and roofs. ...

The Top Twelve Green Building Trends for 2020
Planning and Design

Find out what's trending in 2020 for Green Home Construction

...Passive House certified homes consume about 90% less energy that a code-built house . As a green home certification program, Passive House is getting a boost from some regional building codes in the form of financial incentives that helps legitimize it in the eyes of both homeowners and builders alike. Some municipalit...

Grants and incentives

Green building financial incentives

...heating system High-efficiency air cooling system or no air cooling system Good quality attic insulation ENERGY STAR® qualified windows installed with no cracks or air gaps ENERGY STAR qualified hot water system or solar or tankless hot water system ENERGY STAR qualified doors with no cracks or air gaps At ...

Condensation on windows in our homes - why is it there? - how to stop it?
Walls and Roofs

Condensation on windows is a pain but is it a problem & how to stop it?

...Passive House , Net Zero Energy and high-performance homes is consistently making the most of Passive Solar Gain , having a home where each day starts with fogged over windows is absolutely a huge detriment. A hidden effect of condensation on house windows is that once the sun does come up, which could and should be he...