Energy recovery / Guides

Condensation on windows leads to mold & mildew in homes, ERV & HRV systems help
Ventilation

Ventilation & air exchangers

...energy recovery in the USA is the ability to meet the ASHRAE ventilation and energy standards, while improving indoor air quality and reducing total HVAC ratings and energy requirements. ERV technology is not only an effective means of reducing energy cost and heating and cooling loads, but allows for smaller equipme...

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

Choosing between an HRV and an ERV

...Energy recovery from exhaust air is becoming common place in cold regions, and two types of equipment can do this - an HRV (Heat Recovery Ventilation) and an ERV (Energy Recovery Ventilation.) Both HRVs and ERVs are somewhat new to mainstream home construction, and can often be confused. In an effort to clear that up...

Grey water and heat recovery shower
Bathrooms

EcoVéa: recycled and cleaned shower water

...energy necessary for its heating. Consequently, the EcoVéa allows savings of up to 80% in energy consumption of a hot shower." With a concept this simple in theory that has such huge potential for conservation, it's hard to imagine why we haven't seen this type of technology sooner, and hard to imagine why we would b...

Heat Recovery Ventilation - Lunos video
HRV and ERV

Lunos ductless air exchanger

...Energy efficiency : The system has a high heat recovery, and performance is not dependant on the quality of duct installation. Operational cost: The energy required to operate the fan is very low (0.11 - 0.14 W / cfm), corresponding to about $5-10 a year to run all the units, depending on the size of your house and l...

Water efficiency
Plumbing and water heaters

How to save money on your hot water bills!

...recovery Grey water heat recovery drain pipe © Ecohome Grey water heat recovery is a system that runs your hot water intake through thin copper pipes wrapped around your shower drain, so the water feeding your hot water tank is preheated by the hot water going down the drain. The model shown above with a vertic...

Net Zero Energy Home ZNE in Edmonton Alberta
Off-grid and Net-Zero Housing

Award winning Net Zero house in Edmonton Alberta Leads the Way

...energy. Water conservation and material selection strategies are also commendable . Project Performance: Energy intensity 26 KWh/m2/year. All energy required on an annual basis is supplied by a 25KW photovoltaic array Potable water consumption from municipal sources 76.7L/occupant/day Potable water consumption ...

Built to ENDURE: the Net Zero Heat Kenogami House
Efficient home design

The Kenogami House: designed to ENDURE

...energy efficiency. The ratio between the energy consumed during the operation of a building and its embodied energy is affected not only by how energy efficient it is, but also by how long the building will stand. In other words, the downside of some high performance homes is that they can require more embodied energ...

Habitat workers raise a wall at the the Red River Ex June 2011
LEED Homes

The Canada Green Building Council announces affordable green housing program

...recovery, and high performance heating and ventilation systems – saving up to 30 per cent a year in energy and water costs. The homes were completed in three phases over three years, and have now been awarded LEED Gold Certification from the CaGBC. They are now all occupied by very happy families. “Through the genero...

Solar panels power the Kenogami House in Saguenay, Quebec
Renewable energy

The Kenogami House: Energy systems at the cutting edge of innovation

...energy. Energy Recovery Ventilator (ERV): Energy Recovery Ventilator © Ecohome An ERV system uses basically the same principle as an HRV (Heat Recovery Ventilator) , which preheats fresh air before it is distributed through the house. In addition, An ERV system also regulates indoor humidity levels. An ERV ...

Passive Solar Home design at it's best - Kenogami House - EcoHome
Passive solar home design

Ecohome Kenogami House wins Home of the Year Award

...Energy systems: 5400 w photovoltaic solar panels with battery backup Radiant floor heat powered by a high efficiency gas boiler 84% efficient Zehnder Novus 300 ERV (Energy Recovery Ventilator) While similar in concept, an ERV (Energy Recovery Ventilator) was chosen over an HRV (Heat Recovery Ventilator) , a...

LEED Silver mid-rise in Gatineau, QC.
Lifestyle, location and commuting

Sustainable building practices create prosperous communities

...recovery rates, improving worker productivity and slashing energy bills. These claims were made ahead of last month's World Green Building Week, an annual event that brings together sustainable development leaders from all over the globe. The aim of the event is to demonstrate how sustainable buildings play a rol...