ERV / Discussions

Can you preheat ERV inlet air?

...ERV/HRV inlet air with a dedicated tube that runs through a heated slab? Similar to a geothermal heat exchanger concept. A cheap way is to build a "puit canadie...

Posted by A O April 6, 2020, 12:16 p.m. Ground-coupled heat exchanger 1 Responses

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

...ERV unit for our cold / hot climate? How do you recommend we size the HRV or ERV? Which brands do you have experience of/ would you recommend (bearing in mind...

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

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

I'm looking for ways to tighten up the envelope as I make improvements. One question I have though is does it make sense to install an HRV in an older leaky ho...

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?

...ERV (Heat Recovery Ventilator and Energy Recovery Ventilator for those not familiar) comes down mostly to climate, and a wee bit lifestyle, since an ERV extract...

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

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

...ERV system or reducting the basement. Using a Lunos ductless air exchanger to circulate air between 2 floors in a home would be a lot of money spent for nothing...

Posted by Richard Kolla May 20, 2020, 1 a.m. HRV and ERV 1 Responses

What is the optimal setup for mechanical systems for slab on grade?

...ERV? Would it make sense to run a house wide plenum for the ERV alone? And if that's the case, would it be more efficient to hook the heat pump in to the ductin...

Posted by Dave Nuttall July 6, 2019, 9:42 a.m. Mechanical systems 1 Responses

What are the factors I should consider for choosing between a slab on grade and basement?

...ERV and mini split system, not radiant in floor. I have several questions about the merits of each option, and would appreciate advice. 1. Cost - I know a sla...

Posted by Shaun B April 2, 2019, 6:35 a.m. Slab on Grade 3 Responses

How do you install a ground loop for an HRV?

I have been researching HRV/ERV systems for when we build our house in the next few years. That stated, I have never seen a system in person and do not know ex...

Posted by Lee Watt July 10, 2018, 12:43 a.m. HRV and ERV 1 Responses

What are your thoughts about incorporating natural ventilation techniques into the heating/cooling/ventilation design of a house?

...ERV) for a mixed mode ventilation strategy? Is there modeling software available to see where operable windows would work best? Perhaps adding ventilation pas...

Posted by dean c Jan. 18, 2020, 3:51 p.m. Ventilation 1 Responses

What is the best way to reduce humidity in a basement?

...ERV ventilator unit, or simply put a decent fan one side of the house and a vent or two with bug screens in on the other through the pony wall - bearing in mind...

Posted by Frank Cooper Oct. 17, 2019, 10:45 p.m. Basements improvements 2 Responses

Does hydronic radiant cooling work?

...ERV to keep the Relative Humidity low. Alternatively, we would propose you simply use the floor for radiant heat, and cool the air in your house instead as is t...

Posted by dean c April 30, 2019, 8:01 p.m. Delivery: radiant, forced-air and decentralized 1 Responses

What should I be looking for in a heat recovery ventilator?

...ERV , a heat recovery ventilator or energy recovery ventilator.

Posted by Adam Y. Dec. 11, 2017, 1:07 p.m. HRV and ERV 1 Responses

Where can I buy an HRV in New York State?

...ERV in the USA, consider choosing a Broan ERV and these guys seem to have competitive pricing .

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

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

The home inspector is looking up if anybody in Alberta has used lunos and passed inspection. We don't know of anyone that has used them in Alberta unfortunatel...

Posted by Michelle Dimaano Nov. 4, 2019, 12:41 p.m. HRV and ERV 2 Responses

What causes moisture on a ceiling in winter?

...ERV? (heat recovery ventilator or energy recovery ventilator) Do you use exhaust fans? (bathroom fan and stove hood) Does your stove hood vent directly outs...

Posted by Cheri Banet Jan. 23, 2020, 10:22 p.m. Wall assemblies - renovation 1 Responses

What is the right amount of insulation for a house?

...ERV's got a bad rap in cold weather when they first came out but might be better than the HRV now...thoughts? I'm leaning towards a floor plan I drew up that is...

Posted by Ryan Gerbrandt Feb. 11, 2019, 9:57 a.m. Passive solar home design 4 Responses

is it possible to integrate an HRV system into an existing gas forced air HVAC system?

It is a Trane XL95 four speed blower and trane AC

Posted by richard gunderson Feb. 27, 2020, 2:35 p.m. Mechanical systems 0 Responses

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

...ERVs here or in the ventilation section of our building guide .

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