Cooling / Discussions

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

What is the best heating and cooling system for a slab on grade home?

...cooling system should we be looking into? I feel like if we go with a slab on grade we would almost certainly have to get radiant floor heating otherwise the ex...

Posted by Matthew Gioia July 7, 2020, 11:03 p.m. Heating and cooling 3 Responses

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

...cooling. The Leed Platinum Edelweiss House in that video actually gets most of its cooling from a heat pump water heater . It also has a ductless mini-split hea...

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

Does anyone have any experience or thoughts on a geodesic dome ecohome?

...cooling outweigh the complicated shape and difficult insulation? Thanks, Tyler C.

Posted by Tyler Chidester Dec. 12, 2019, 4 a.m. Concept and design 0 Responses

What is the best foam board insulation under drywall

...cooling. Currently have T1-11 siding, tar paper, R13 FB insulation, and the interior finish is 1/4 plywood panels. The siding is in OK shape but I really want...

Posted by Wesley Pracht Jan. 11, 2020, 8:10 p.m. Wall assemblies - renovation 1 Responses

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

...cooling, it'd be a mini split system. Mitsubishi probably. Finally, I'm thinking of a metallic roof with thermobuilt insulation. Did consider a green roof but...

Posted by Klemen Novak June 28, 2020, 1:55 a.m. Planning and Design 1 Responses

What is the best way to make a row house in Montreal Quebec more energy efficient?

...cooling: extra-old electric baseboards, and one Samsung mini-split heat pump (sounding sick and old and noisy) at the top of the stairwell, one woodburning fire...

Posted by Elizabeth Brown Feb. 26, 2019, 9:09 p.m. Wall assemblies - renovation 3 Responses

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 3 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

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

...cooling costs, and if you don’t use air conditioning, when done right, it can lead to greater interior thermal comfort . We have a page that explains everything...

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

is there a SketchNanoGard Review?

Hello! We're looking for ways to up the energy efficiency of our building. We've looked at the typical options, but we are also exploring some more unconvent...

Posted by Island Lake June 24, 2020, 2:37 a.m. Windows and doors 1 Responses

Air source heat pumps: Which brand has the best performance?

...cooling comfort by directing itself towards you when you are in the room. Our most recent build is a LEED Platinum prefab kit home with a solar air heated flo...

Posted by Mike Brigham Jan. 22, 2020, 9:25 a.m. Heat pumps, geothermal and AC 1 Responses

What does it take to get a water heater air-conditioner and heater mini-split?

...cooling strategies, including window shading and a mini-split heat pump. And an important note about air to water heat pumps – during the winter months it wil...

Posted by Réal Paquin May 28, 2020, 12:44 p.m. Heat pumps, geothermal and AC 1 Responses

Should I build a basement or slab on grade?

...cooling system. What is the heating and cooling system installed in the Edelweiss house? 50% off for sure makes it more appealing! Energy modelling showed that ...

Posted by robert baker March 27, 2020, 6:54 p.m. New foundations and slab-on-grade 7 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 now standing, it is the first house built of our new prefab modula...

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

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

...cooling on the outside. So I think we are on a better track. Electrical, still need to find someone who understand EMF issues, likely background in EU set ups, ...

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

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

I couldn't see the answer in a search - apologies if this has already been covered. If I know that at the winter solstice the sun will be at an elevation of ...

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