Heating / Discussions

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

...heating bills, that’s a no brainer becaues on average they are 90% more efficient, and as they love saying, “you can heat a Passive House with a hair dryer”. But there’s savings to be had in building costs as well, because you can reduce the size of the heating system, and you certainly don’t need that many! So we can ...

Posted by Iain cunningham March 27, 2019 Heating and cooling 1 response

Is solar air heating for a floor as efficient as solar hydronic?

...heating water that is circulated through radiant tubing in a concrete floor will not be any more or less efficient that a boiler heating a water coil that blows air through a floor. The fuel source (gas, electricity, propane etc) will affect cost and efficiency, but differences in how you deliver heat isn’t as big a fa...

Posted by Ryan Johnson Dec. 7, 2020 Delivery: radiant, forced-air and decentralized 2 responses

What is the best way to heat a home with solar panels?

...heating, then you would obvioulsy want the most efficient heating system you can find given that you are paying a premium in panels for every watt of heat you use, which would be a heat pump, read more here- 2025 Heat pump buyers guide: what to look for when shopping for the best heat pump? Heat pumps can be ducted to ...

Posted by Oliver Williamson Oct. 26, 2020 Off-grid and Net-Zero Housing 1 response

In Ottawa, are geothermal heat pumps efficient?

...heating systems can be efficient in cold climates, but as for recouping cost, that’s a toss up. Geothermal heating systems are a tough one for us to recommend people do, or to dissuade them from doing, because using the stable temperatures of the ground and running that through one of the best heat pumps for heating an...

Posted by John Ioannou July 20, 2020 Heat pumps, geothermal and AC 2 responses

What is the best brand for ductless mini-split HVAC system?

I'm planning on a replacing the existing gas forced air heating system with electric ductless mini split system as I'm undergoing a remodel of my home and making all appliances electric. 1) Is this a good idea? 2) what is the best brand for ductless mini-split? I heard good reviews for Mitsubishi Electric and Fujitsu. ...

Posted by Babak K July 12, 2020 Heating and cooling 2 responses

What is the best underfloor insulation type for radiant floor heat?

...heating under laminate flooring.  Can you help me choose the best type of insulation (both underlay and overlay of the electric heating system).  My main concerns and fire and offgassing.  (ie; which insulation will not give off toxic gasses especially as it is heated by the underfloor heating system?). Many thanks ind...

Posted by David Irwin July 12, 2020 Heating and cooling 1 response

What is better for a small slab on grade foundation: water (glycol) or electrical radiant heat?

...heating to better understand performance, cost, and efficiency. Then get a few quotes from local installers. Another option would be air heated radiant floors, which is provided by a company called Legalett that distributes engineered slab on grade raft kits all across North America. As for heating the mezzanine, that ...

Posted by Mark Dixon July 7, 2020 Delivery: radiant, forced-air and decentralized 3 responses

is there a SketchNanoGard Review?

...heating    

Posted by Island Lake June 24, 2020 Windows and doors 1 response

How do you add an Air Exchanger to a house with Hot Water Heat?

How could I add an exchanger to a house without existing duct work? Do you mean you have hot water radiant heating in your floor and you are asking if you should install an HRV or ERV ventilation system?  I will answer based on that assumption, if I’ve missed the mark let me know And give me a bit more detail so we can...

Posted by Bob Engelhart June 17, 2020 Ventilation 4 responses

How could I convert my hydronic gas heated floors to electric heated floors?

...heating with electricity, because of the environmental effects of using natural gas for heating. If you’re looking to convert your radiant floor from a gas-powered boiler to an electrically-powered boiler there should be no problem doing that, so I’m not sure what I’m missing. But if you’ve been told that by an HVAC in...

Posted by Betty Potter-Collins June 7, 2020 Delivery: radiant, forced-air and decentralized 3 responses

Can south facing windows and glass doors, double glazed, be used to collect passive solar heat?

...heating. I hope that helps!

Posted by Sue Whall June 5, 2020 Passive solar home design 2 responses

How can I heat a bedroom above a garage?

We have an existing bedroom (25'x10') that sits above a garage. It was built with one forced air duct blowing warm air under the room but parts are very cold in the winter. As we renovate our basement I'm wondering whether we replace the existing system and install an electric wire system from within the garage. We hav...

Posted by Steve Dulmage April 30, 2020 Wall assemblies - renovation

Does electricity free pellet stove comes in 23'' or less to fit my wall ?

...heating solutions. There are links on that page you can follow to the manufacturers page, and I took a look myself just now and found the following – The Wiseway stove lists 24 inches as the width so that’s a no-go for you, but the Edison model pellet stove lists the width at 22 ¼ inches, so you may be okay. I’m sure y...

Posted by Peter Kutschy April 21, 2020 Wood stove and biomass heat 1 response

What is the payout for converting from gas heat to electric heat?

...heating, electric forces air furnace.  Heating with electricity is usually a more environmentally friendly option to natural gas, and certainly more so than heating with oil, though sometimes the cost of electric heat is higher. Which province are you in, and do you already have electric heating? You are right that the...

Posted by Fred Beaulac Jan. 24, 2020 Heating with electricity 3 responses

What is the best type of home heating system?

...heating system is most beneficial? Looking for the best heating systems for new builds.   Choosing the best heating system for a home depends on a lot of factors, and probably the most important is location. That will determine what the cheapest and most reliable heating fuel is.  60% of U.S. homes are heated with nat...

Posted by Jennifer Doll Jan. 20, 2020 Heating and cooling 3 responses

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

...heating/cooling/ventilation planning for the whole house as an integrated system?  Some reading I have done has led me to understand that if you employ some natural ventilation techniques you may be able to downsize some of the heating/cooling/ventilation equipment and save on operational energy costs.      There appea...

Posted by dean c Jan. 18, 2020 Ventilation 1 response

Can hydronic radiant heating be a complete heating solution for a home?

...heating solution for a home, but to do so successfully there are considerations. Any radiant floor heating system (gas or electric, hydronic or radiant air heating tubes) would need to be sized for the heat load, and so it would need to be designed by an HVAC professional.  To understand the concept of radiant heating ...

Posted by Jeremy Peters Dec. 16, 2019 Delivery: radiant, forced-air and decentralized 3 responses