Passive cooling / Discussions

What are the most cost-effective green building strategies in new home construction?

...cooling zones to minimize energy use. Is this still recommended in a green Ontario home? If so, is it best to use 3 different heating and cooling units, or simp...

Posted by M T Nov. 4, 2019, 11:07 a.m. Concept and design 2 Responses

Does hydronic radiant cooling work?

...cooling advanced enough to be a viable, cost effective option for an average 2300 sq ft residential house? Hydronic radiant cooling can be done, but we would st...

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

If a passive house is designed well is it worth the extra cost for Low E window coatings?

...passive heat gain needs to include a passive cooling strategy such as overhangs or sun shades to prevent overheating in summer or you'll be spinning your wheels...

Posted by Joe Van Kuren June 7, 2019, 8:37 p.m. Passive solar home design 1 Responses

Should I use an air source heat pump in a Passive House?

...Passive House , you can for sure trim that down. In some areas, achieving Passive House Certification allows you to bypass normal building codes, so your locati...

Posted by Iain cunningham March 27, 2019, 9:31 p.m. Heating and cooling 1 Responses

Do I need ceiling fans if I have an HRV?

...cooling sensation. Here is a short video on ceiling fans , they are an integral part of the heating and cooling strategy of our Edelweiss demonstration house .

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

Was the Kenogami House Worth the Cost?

...passive heating . The house is certified LEED Platinum but also meets Passive House l evels of performance (and then some), but it does go beyond what we cons...

Posted by dean c March 22, 2019, 3:58 p.m. Planning and Design 1 Responses

What is the Kenogami House heating system?

...passive solar heat. How well did that experiment work at collecting excess heat? It was also mentioned using the radiant hydronic floor, moving purposely heat...

Posted by dean c March 22, 2019, 3:46 p.m. Passive solar home design 1 Responses

How do you calculate window height and location for passive solar heating?

...Passive Solar Home Design If it's mid-September and you are calculating this now, does that mean you are still in the design phase or have you started buildin...

Posted by Daniel Gardener Sept. 12, 2019, 8:54 a.m. Passive solar home design 1 Responses

Are there any updates on the progress of the second demonstration house?

I am most curious about the effectiveness of the air tube floor heating system. The house is still under construction and not expected to be finished for a cou...

Posted by dean c April 30, 2019, 7:58 p.m. Solar thermal collectors 2 Responses

What is the right amount of insulation for a house?

...passively heated Edelweiss Demonstration house that covers the basic principles of passive heating and cooling concept and design. Hi, thanks for the response. ...

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

Why do you say building on a slab is more ecological than starting with a basement?

...passive heating and cooling, if you have adopted that design strategy. Radiant heating is also an easy addition to make to a concrete slab floor, offering a rel...

Posted by Geri P Dec. 11, 2017, 11:45 a.m. Foundations and Basements 1 Responses

How do you install a ground loop for an HRV?

...cooling coil is present, you are simply running a fan, and a heat exchange takes place in the core. Read more about choosing between an HRV and ERV here. To s...

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