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 and keep it running efficiently. Why cleaning HRV units is so important  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…

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…

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…

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…

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…

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…

Advice

Which is the best ERV for cold climates?

Posted by Khoa Anh Nguyen Aug. 1, 2023 HRV and ERV 1 response

Where should you locate HRV and ERV exhaust vents?

Posted by Micara Muir July 12, 2022 HRV and ERV 3 responses

Can anyone recommend a trusted HVAC designer in NH for a new build?

Posted by Kevin Claeson July 12, 2022 Ventilation 1 response

Should I install an HRV or ERV?

Posted by David Hinton March 4, 2022 HRV and ERV 2 responses

What is the best ductless HRV system?

Posted by michelle ifversen Dec. 17, 2021 HRV and ERV 1 response

Does an air exchanger affect indoor humidity levels?

Posted by Dale Hanson Dec. 6, 2021 HRV and ERV 1 response

What type of hrv system should I put in a 4 year old home?

Posted by Ellen Murray Zappone Sept. 1, 2021 HRV and ERV 1 response