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

How do you install earth tubes for passive heating and cooling?

...cooling to my home. Since On this same website, I see that there have been a few projects in Colorado, so I'm hoping you can direct me to someone who can help u...

Posted by Nancy Arevalo Aug. 19, 2021, 1:08 a.m. Passive solar home design 2 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

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

Where do I start if I want to build a hobbit hole?

...cooling and heating. Is this a complete pipe dream or a marginally good idea, and if it's the latter, any suggestions on where I would start with something li...

Posted by Jasmine Myers Nov. 30, 2021, 9:17 p.m. Architecture and plan design 4 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

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 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

demo home with air heated floors and solar air

The most recent model home was going to use air heated floors and Legalette was to provide a solar air heat as a supplement. Any update on how effective the sy...

Posted by S EDGE Nov. 29, 2021, 12:40 p.m. Heating and cooling 0 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

In Ottawa, are geothermal heat pumps efficient?

...cooling buildings and houses is a very sustainable and low carbon way to heat and cool a home. You can find a pretty detailed breakdown on this page – Is geot...

Posted by John Ioannou July 20, 2020, 12:19 p.m. Heat pumps, geothermal and AC 1 Responses

Do the window walls make it cold in winter?

...cooling costs, but south facing windows in cold climates can actually provide more heat than they lose. Is your window wall facing south? Great if it is, you ca...

Posted by Robert Dalgleish Oct. 24, 2021, 1:49 p.m. Passive solar home design 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

What is the best heat pump hot water heater for an all electric house?

I'm planning to convert my house to all electric energy. Do you recommend tankless water heater or a water heater tank? What is the best brand for water heater...

Posted by Babak K Aug. 1, 2020, 7:07 p.m. Heat pumps, geothermal and AC 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 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

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 here about choosing between an HRV and ERV here. ...

Posted by Lee Watt July 10, 2018, 12:43 a.m. HRV and ERV 2 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