Ventilation & HRVs

Heat recovery and maintaining indoor air quality

© Zehnder

Guide

The importance of Cleaning HRV intakes

How to keep your HRV clean and operating efficiently

Cleaning your heat recovery ventilation HRV unit will extend the lifespan & Keep it running Efficiently… Why Cleaning HRV Units is a Great Idea! When any machine has its normal operation hampered, it will reduce its efficiency and ability to function properly. Many of us are probably guilty of forgetting about basic m…

Aeratron AE2 ceiling fan

Ceiling fans and air circulation- video

To ensure comfort and get the highest efficiency from the systems in the Edelweiss House air must circulate.… In order to ensure comfort and get the most from the various systems of our house air needs to move around. Our air source heat pump and our heat pump water heater work together in boosting the efficiency, an…

DIY air exchanger installation video

DIY Lunos HRV air exchanger installation video

The Lunos Heat Recovery Ventilation system (HRV) is a completely new approach to home ventilation, great for both new home construction and renovations.… This heat recovery ventilation (HRV) system is very different than what people are probably used to seeing, where air is directed to a centralized core for a heat e…

Heat Recovery Ventilation - Lunos video

Lunos ductless air exchanger

Lunos wall-insert air exchangers offer alternative to conventional HRV systems… Almost daily, new products come on the market that are more efficient, more effective, and/or more innovative. The ones we are really impressed with will make it here to our product of the month feature. Today we look at a new solution for…

How to Choose between an HRV and ERV system

Choosing between an HRV and an ERV

A modern airtight home needs mechanical ventilation. The choices are Heat Recovery Ventilation or Energy Recovery Ventilation & this page explains the difference between an HRV & ERV to help choose which one you need.… All homes need ventilation, whether natural or mechanical with an ERV or HRV system. Buildings and h…

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

Ventilation & air exchangers

Are houses too airtight? No they aren't! Fresh air circulation is essential to prevent mold & mildew in today's modern energy-efficient homes so Heat Recovery Ventilation (HRV) or Energy Recovery Ventilation (ERV) is fitted.… Homes built in the last 40 years in Canada are relatively airtight. Before that we generally …

Crawlspace radon barrier installation for radon mitigation

Removing radon gas from basements and crawlspaces

Removing radon gas from existing basements and crawlspaces can be very effective, here are different options for different situations.… Radon Gas in Crawlspaces & Basements - why is it a problem? Radon gas was not high on the radar of builders and home owners over the last few decades, but as it is the second leading …

Removing radon gas from well water

High levels of radon gas in the air of your home might be coming from your water and not the floor of your basement.… It is a very wise idea to have the air of your home checked for high levels of radon gas. Health Canada has identified exposure to radon gas as the second leading cause of lung cancer after smoking, es…

Phase change building materials - natural heat storage in buildings

When a substance melts or solidifies, it absorbs or releases energy. Materials that do that at room temperature can help regulate temperatures in homes.…   This article was inspired by a podcast I heard at Positive Energy, where I have yet to hear a podcast that I didn't want to listen to a second time, so check them …

Balanced insulation levels in a green home

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

Homes are often over-insulated in some parts and relatively under-insulated others. Balanced insulation when building a Green Home means applying your insulation dollars where they are most needed.… Home Insulation, How Much do I need & Where? Think of the heat in your home as if it were water behind a dam, and that i…

Earthship in Taos, New Mexico, shame they don't work in cold climates

Do Earthships work in cold climates?

Despite the good intentions, Earthships in cold climates can't work because they contradict the laws of physics.… I'm not the Mike Reynolds who invented the Earthship, I'm the Mike Reynolds who thinks Earthships in Canada and other cold climates are a bad idea. A coincidence of names; just putting that out there so Th…

Advice

Improving the efficiency of a home built in 1978 during renovations, do I need an HRV?

Posted by joe cruikshank Feb. 8, 2020, 12:08 p.m. HRV and ERV 1 Responses

What is the best choice for me, HRV or ERV?

Posted by John Oakes Jan. 10, 2020, 11:04 p.m. HRV and ERV 1 Responses

Lunos HRV - where can I buy them and get advice?

Posted by martin tierney Nov. 16, 2019, 4:57 p.m. HRV and ERV 1 Responses

Is an HRV or ERV system best in a cold climate?

Posted by Michael Duncan Nov. 14, 2019, 3:53 a.m. HRV and ERV 1 Responses

Has anyone used Lunos Ductless HRVs in Alberta and passed inspection?

Posted by Michelle Dimaano Nov. 4, 2019, 12:41 p.m. HRV and ERV 1 Responses

Where can I buy an HRV in New York State?

Posted by Jarred Weaver July 29, 2019, 8:55 a.m. HRV and ERV 3 Responses

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