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"HRV"

HRV / Discussions

  • 1 - 18 of 36 Posts

How do you determine the correct sizing of an HRV?

...HRV is undersized. I have 3300 sq ft of living space, an air tightness of 1.5ACH and an HRV with 59CFM. Hope someone can clarify. Cheers To properly size a home...

Posted by Matt Russell April 14, 2025 HRV and ERV 1 response

What are your recommendations for an HRV system for a Tiny Home less than 500sq feet in Northern Ontario?

...HRV for our purposes.  The best ERV or HRV heat exchangers for tiny houses in cold climates would in our opinion be ductless wall-insert models. you can see the...

Posted by Marsha Kalita April 8, 2025 HRV and ERV 1 response

The Lunos E2 ductless HRV looks like an interesting product but are there equivalents?

...HRV to ventilate our tiny home and a compact ductless model like the Lunos e2 HRV looks ideal - but I'm finding the price of them to be too high. What I'm wonde...

Posted by Romain Jzlavid April 1, 2025 HRV and ERV 1 response

Is a Minotair heat pump ERV better than a standard ERV or HRV?

...HRV and ERV systems as it has a built in heat pump that can significantly increases its efficiency when in heat pump mode by extracting additional heat from exh...

Posted by dean c March 12, 2025 HRV and ERV 1 response

What is the best ductless HRV system?

...HRV and HRVs, we don’t have a particular brand to recommend over another though there are a few options among ductless HRV & ERV units here.  Having chosen ...

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

How do I find a filter for a Venmar air purifier with HEPA filter?

...HRV clean and running efficiently, and if you need to replace it this page may help - How to choose between an HRV and ERV for home ventilation. Best of luck, w...

Posted by Julie Levy Sept. 3, 2021 Healthy indoor air quality 1 response

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

Eversource told me that my home is too tight  and I need an hrv system. We live in CT and I am not sure where to start. Thoughts?  Well first a clarification – ...

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

How do you install earth tubes for passive heating and cooling?

I'm hoping you can help me and my excavator come up with a way to have passive and heating added to my new modular home.  The modular is still on the assembly l...

Posted by Nancy Arevalo Aug. 19, 2021 Passive solar home design 7 responses

Can I regulate my heat/ air exchanger?

Every wnter I get very sick. I threw out all my flowers and tore up carpet in out rec room and had them come in and professionally clean out our ventilation duc...

Posted by Paula Pearcey March 27, 2021 Ventilation

What are the best air-quality solutions for processing cigarette smoke?

I purchased a 2nd-story townhome and, only after moving in, I discovered cigarette smoke coming in through the framework from the downstairs neighbor. Outside o...

Posted by Jordan Hoffman March 18, 2021 Healthy indoor air quality 1 response

What type of HRV ventilation system should I use?

So I have a 7 1/2 ton unit I am installing in a commercial doctors office they have a surgery room that needs 20 cycles of fresh air per hour what type of recov...

Posted by Erik Baardsen March 16, 2021 HRV and ERV

Should I get an HRV or an ERV?

...HRV or ERV unit...given the fact that I may not have an airtight home? If yes....which is the best brand for my climate ??? Whether you are better to have an HR...

Posted by RUPINDER ARORA March 12, 2021 HRV and ERV 1 response

Can an HRV be installed in a condo?

...HRV help to filter out the odours and pollutants? Are there any specific HRVs more suitable for condos? Regards, Eugene Hi Eugene, I would say that it's certain...

Posted by Eugene Tam June 29, 2020 Healthy indoor air quality 1 response

Building a Honka log “pretty good house” planning - thoughts on hvac, ventilation and roof

We are planning a Honka log house. 2 stories, 1750 sq ft. The solid Finnish pine logs perform really well, people say they provide superior air quality and beha...

Posted by Klemen Novak June 28, 2020 Planning and Design 1 response

How do you add an Air Exchanger to a house with Hot Water Heat?

...HRV or ERV ventilation system?  I will answer based on that assumption, if I’ve missed the mark let me know And give me a bit more detail so we can help. But by...

Posted by Bob Engelhart June 17, 2020 Ventilation 4 responses

Best small ventilation HRV or ERV for a camper van or tiny house?

...HRV or ERC system I'm looking for would be powered by 12 or 24Vdc. Thanks Ventilation in tiny houses seems to be often overlooked for some reason, though it’s n...

Posted by Ron Timmins June 6, 2020 Tiny house 5 responses

Can you use a Lunos E2 HRV System to circulate air between two floors?

...HRV, whether it is a ductless HRV like the Lunos or has a centralized core, is to recover heat before it is ejected from home. Unless I’m missing something then...

Posted by Richard Kolla May 20, 2020 HRV and ERV 1 response

Can you preheat ERV inlet air?

Have you heard of the option to preheat the ERV/HRV inlet air with a dedicated tube that runs through a heated slab? Similar to a geothermal heat exchanger conc...

Posted by A O April 6, 2020 Ground-coupled heat exchanger 2 responses
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