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

Iam looking to install ASHP ,HRV, UFH in slab, arin harvester , log burner, do I need all this or can I do without ASHP? Or can you advise me on a better syste...

Posted by Iain cunningham March 27, 2019, 9:31 p.m. Heating and cooling 0 Responses

Looking for great reasonably priced way to heat an off grid home

...passive solar heating. Both of those design priorities will reduce the size of the heating system you require as well as the amount of energy it will consume du...

Posted by Michelle Nason Aug. 8, 2018, 1:48 p.m. Off-grid and Net-Zero Housing 1 Responses

The Kenogami House heating system

...heating during sunny winter days that provided too much passive solar heat. How well did that experiment work at collecting excess heat? It was also mentioned...

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

If a passive house is designed well is it worth the extra cost for Low E (High solar gain) coatings?

...passive heat gain needs to include a passive cooling strategy such as overhangs or sun shades to prevent overheating in summer. And depending on the proximity t...

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

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

...heating for the second story? Or is there a supplemental heating system for floor #2?

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

The Kenogami house costs

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

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

Do I need ceiling fans if I have an HRV?

...heating and cooling strategy of our Edelweiss demonstration home.

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

In solar passive design, is it possible to calculate how far back into the home the winter sun will penetrate ?

...passive solar heat gain may help, best of luck!

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

hydronic radiant cooling

Has hydronic radiant cooling advanced enough to be a viable, cost effective option for an average 2300 sq ft residential house? Hi Dean, Hydronic radiant coo...

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

What is the best option for building our next resilient home?

...passive house , and designing a home for passive solar heat collection will keep your energy costs at a minimum and also help it stay warm in the event of power...

Posted by John Bae Aug. 27, 2019, 3:55 p.m. Efficient home design 1 Responses

Could solar thermal air system be coupled to existing HRV for heating the incoming fresh air?

...heating air before it enters the HRV I would instead propose a ‘ground loop’ system which is a solution sometimes applied to help achieve Passive House certific...

Posted by Brian Billings March 21, 2019, 2:53 p.m. Solar thermal collectors 1 Responses

What is the right amount of insulation?

...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

Can I use a solar thermal water heater to heat my pool in the summer and the floor of the garage that I am going to build?

...Passive, ZNE Heating a Swimming Pool: Top 10 cost efficient & Eco-friendly ways to heat pools All about Natural Swimming Pools

Posted by Bill Loucks Oct. 5, 2019, 9:48 p.m. Solar thermal collectors 1 Responses

HRV/ERV systems and ground loops (earth tubes)

...heating or cooling coil is present, you are simply running a fan, and a heat exchange takes place in the core. Read more about that here. To soup that up a li...

Posted by Lee Watt July 10, 2018, 12:43 a.m. HRV and ERV 1 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 Anonymous Dec. 11, 2017, 11:45 a.m. Foundations and Basements 1 Responses

Current info and references for Legalett Air Heated Shallow Foundation system

We are planning a build for June 2020 in Prince Edward County, Ontario where there is 1 ft of topsoil, 2 ft of clay and then bedrock. Structure planned is a bu...

Posted by Steve Sykes Aug. 18, 2019, 3:21 p.m. Slab on Grade 1 Responses
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