ERV / Discussions

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

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

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

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 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

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

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

Is it normal that condensation forms on the windows of my new home?

...ERV & HRV unit, see here . As a minimum until an HRV or ERV unit is installed, be sure to run a bathroom fan when showering as well as stove hoods when you co...

Posted by Kevin Newman April 19, 2017, 10:30 a.m. Ventilation 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

Can you recommend an HVAC contractor in Vancouver?

I own my detached home in Vancouver. We have a natural gas boiler that heats water for hot water uses and the water that flows through floor pipes providing ra...

Posted by Jennifer Smith March 18, 2019, 5:58 p.m. HRV and ERV 1 Responses

Can you Insulate a Cinder block basement foundation with Rockwool?

...ERV (Heat Recovery Ventilation / Energy Recovery Ventilation). The Rockwool insulation boards can go right against the CMU wall (Rockwool / mineral wool is no...

Posted by Victor B June 19, 2019, 11:41 p.m. Basements improvements 5 Responses

Do I need ceiling fans if I have an HRV?

I have high ceilings and I will be adding an addition this summer with normal height ceilings and a new stairwell to the basement. Should I arrange for a ceili...

Posted by S McIntyre April 2, 2019, 10:01 p.m. Ventilation 1 Responses

I have chronic illness from the air quality of my home, can you help determine if I need to replace the HVAC system?

...ERV (not HRV) to use all year around given our humidity zone in Ontario... it's exactly what I wanted to hear from a professional - I shouldn't know more than t...

Posted by Niki Harrison Sept. 6, 2019, 4:32 p.m. HRV and ERV 2 Responses