Radiant heat / Discussions

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

...radiant heat, and the cooling is all provided by a combination of air source heat pump and a heat pump water heater working in tandem . Our latest demo house ...

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

What is the best solar water heating system?

...heater (or heat pump water heater for that matter) with your PV panels . That way when there is no requirement for water heating , your system will still produc...

Posted by Geri Rhodes July 6, 2018, 3:35 p.m. Solar thermal collectors 2 Responses

Can you do an update on Ecohome’s new demo house?

...heated air is diverted to an air/water heat exchanger for heating the hot water tank instead. Is the closed loop system maintained when diverting heat to the ai...

Posted by dean c Oct. 16, 2019, 2:04 a.m. Concept and design 1 Responses

What is the best to insulate metal structures for all seasons?

...heat gain / loss via conduction, condensation due to the highly conductive surfaces (and corrosion risks), plus radiant heat gain / loss. I hypothesize that, ...

Posted by Morgan Aldridge Jan. 19, 2019, 1:53 a.m. Wall assemblies - new construction 1 Responses

Do I need to insulate under the footings of a frost protected shallow foundation?

...radiant slab by including 4″ XPS under the footings but this seems to conflict with the FPSF principle of relying on heat transferring through the footing to st...

Posted by Jon Piana April 15, 2019, 8:45 a.m. Slab on Grade 1 Responses

What is the best exterior Wall and Roof Rigid Insulation for a barn renovation?

...Radiant Floor Heat ( haven't decided yet on heating source) Slab will have 4" of Rigid Insulation under the slab and extending 4' out from the edges. I believe ...

Posted by Ron Busch June 27, 2020, 3:50 p.m. Wall assemblies - renovation 1 Responses

Should I replace my geothermal system with a gas boiler?

...radiant infloor heat in the basement and forced air heat on the main floor. I met with the plumber and the heating guys 2 days ago and have been trying to sor...

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

What is the right amount of insulation for a house?

...radiant in floor heat. I saw a post with a chart showing code built, better insulated and super insulated. The chart showed monthly payments (mortgage and until...

Posted by Ryan Gerbrandt Feb. 11, 2019, 9:57 a.m. Passive solar home design 4 Responses

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

...heat/cool with an ERV and mini split system, not radiant in floor. I have several questions about the merits of each option, and would appreciate advice. 1. C...

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

How do insulate the outside of a log home?

...heat it mostly with a masonry wood stove, backed up by an electric boiler. it's built on a slab with radiant hot water heating. I want to increase the efficienc...

Posted by Michael Hickey Aug. 2, 2018, 6:03 p.m. Wall assemblies - renovation 1 Responses

What infloor radiant heating would you use in a corewood home design?

...heat load. This following page about air-heated floors gives an overview of all three types of radiant floor heating systems – A comeback for radiant floors h...

Posted by John Yoho Feb. 6, 2020, 10:59 p.m. Wall assemblies - new construction 1 Responses

Can you install tubing under a slab on grade foundation to extract heat in winter?

...heat pump be put under a slab on grade prefab form foundation kit to extract winter heat? We generally recommend people check with an engineer for any such matt...

Posted by Jennifer Cole Aug. 28, 2019, 11:34 a.m. Slab on Grade 1 Responses

What should I look for if I want to buy a slab on grade house?

...radiant floor I would personally want to see the utility bills to know what a winters worth of heat would cost. And a last piece of advice - don't be instantl...

Posted by terry northcott March 25, 2019, 11:02 a.m. Slab on Grade 1 Responses

What is the best way to heat an off grid home?

...heaters Air-heated slab floors Off-grid heating solutions Passive solar home design Choosing the right wood stove Off-grid living blog: heating system...

Posted by Michelle Nason Aug. 8, 2018, 1:48 p.m. Off-grid and Net-Zero Housing 3 Responses

What is the best way to insulate a concrete block house?

...radiant and moisture barrier. Then stud out the inside and R13 insulation then dry wall. Thoughts? What is your climate zone? Experiencing tornadoes is a clue...

Posted by kent wardecke Oct. 17, 2020, 11 a.m. Foundation and basement improvements 1 Responses

Can you put hemp insulation in an attic?

...radiant heat, so I’d treat it as if it wasn’t even there and lay down a 6-mil poly membrane first to prevent and air and vapor movement (assuming you are in a c...

Posted by Pamella Weatherly-Phillips Aug. 16, 2019, 11:49 a.m. Roof assemblies - renovation 1 Responses

How do you install radiant floor heating in an old building?

...radiant slab on grade floor under and existing building would be to jack it up, (get this done professionally as it is not a safe DIY project) then build a slab...

Posted by Rob Doda March 19, 2020, 3:21 p.m. Delivery: radiant, forced-air and decentralized 1 Responses

Should I build a basement or slab on grade?

...heat demand comes from the mini-split heat pump. The house is only powered with electricity and no gas at all (including heating, water heating, cooking, drying...

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