Warm floors / Discussions

How do you build an air heated concrete slab?

...warm floors. I would like to pull the warm air from the peak of the house and using a fan pump it into a hollow space under the concrete floor. I am hoping by t...

Posted by Matt Wisniewski Dec. 27, 2020, 6:27 p.m. Passive solar home design 0 Responses

Is hydronic slab heat appropriate in a super insulated home?

...floors. How did you execute in floor heat on the Kenogami house and keep it from overheating? PS- I don't expect toasty warm floors, just not chilly floors. T...

Posted by Andrew Wright Feb. 3, 2021, 3:26 p.m. Delivery: radiant, forced-air and decentralized 1 Responses

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

...Warm air’ rises, but heat goes in any and all directions. With a forced-air heating system, some heat will find its way to the upper floors, but that’s not real...

Posted by Jeremy Peters Dec. 16, 2019, 1:13 a.m. Delivery: radiant, forced-air and decentralized 3 Responses

What is the best type of home heating system?

...floors I occupy as living space, and only on floors that are in direct contact with the ground like basements or slab on grade floors. For wood framed and finis...

Posted by Jennifer Doll Jan. 20, 2020, 11:59 p.m. Heating and cooling 3 Responses

What flooring options work with a passive solar design?

...floors within the main living areas of the house. Are there alternative options? We know how important the thermal mass is for maintaining heat during winter mo...

Posted by Christopher Dunn Feb. 23, 2020, 11:50 a.m. Passive solar home design 1 Responses

How much insulation should I install underneath my concrete slab in my basement?

...warm to cold is evident to a depth of many feet, while in the images with insulated floors you can see that much more heat is contained by the insulation. Also ...

Posted by Scott Antonation Sept. 27, 2019, 1:06 a.m. Slab on Grade 3 Responses

Should I replace my geothermal system with a gas boiler?

...warm floors, that way the tubing in the floor will continue to provide even heat distribution without having to run ducts around your house, which you would pro...

Posted by Lawrence Brusnyk Oct. 31, 2018, 8:07 p.m. Heat pumps, geothermal and AC 1 Responses

We are looking to build a slab on grade, do we need radiant heat?

...warm floors. Life is too short (or perhaps too long) to spend it with cold feet. See this page to learn more – Choosing the best heating system - How to desig...

Posted by Scott Self Sept. 21, 2020, 10:34 p.m. Delivery: radiant, forced-air and decentralized 2 Responses

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

...floors for air movement? Where to place vents for air circulation between rooms to take advantage of cross currents and the stack effect, but also lessen noise ...

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

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

...floors in the summer. The forced air would also help maintain air quality in the home year round. The above system in my mind would be ideal, but it also seem...

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

How do you insulate a crawlspace with dirt floor?

...warm, humid air in the summer, it is at risk of condensing on the cool surfaces. So I would consider a radon gas venting solution and then close the vents. Once...

Posted by sal Bellicoso Oct. 30, 2019, 4:56 p.m. Crawl spaces 2 Responses

What are the factors I should consider for choosing between a slab on grade and basement?

We are in the planning stages of designing a new home to be built to passive house standards, although not interested in certifying it. We are trying to decide...

Posted by Shaun B April 2, 2019, 6:35 a.m. Slab on Grade 3 Responses

Should I build a basement or slab on grade?

...warm you would have to set your radiant floor heating much warmer to the point that the room temp would be far to hot. 2) Basements are the normal in New Engl...

Posted by robert baker March 27, 2020, 6:54 p.m. New foundations and slab-on-grade 9 Responses

Does hydronic radiant cooling work?

...warm humid air to condense and put you at risk of mold and mildew forming. Here is a our page all about radiant floors as a starting place - Radiant floor hea...

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

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

Background: House attached on both sides, built in 1875, in Montreal. Two stories and a basement. Main and 2nd floor have wood floors that I don't intend to ch...

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

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

...warm floors? Or, do you want a heat pump for the lowest bills? (Heat pumps are 3 times more efficient). And to help you pick the best heating system for Passi...

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

Will I save energy by lowering my thermostat at night?

...warmer it is inside compared to outside the greater your heat loss will be. As for where to set the temperature at night, I would make that decision based pri...

Posted by Ryan Peterson May 1, 2018, 11:51 a.m. Heating and cooling 4 Responses

What type of insulation under an outdoor deck frame with 2x8s?

...Warm air rises and with no insulation in the roof, the floor insulation won’t make a big difference, so certainly don’t concern yourself over the thickness I wo...

Posted by Eric Dalpe Sept. 15, 2020, 9:13 a.m. Wall assemblies - renovation 4 Responses