Radiant heating / Guides

Slab-on-grade construction technical guide
Slab on Grade

Slab-on-grade technical guide

...radiant floor heating, which offers a very balanced and comfortable environment, transforming the concrete mass into one big radiator. One of the great advantages of radiant floor heat is that the further you get from anything radiating heat (imagine a woodstove), the cooler it gets. So heat is concentrated at ground...

Solar thermal collectors

All about solar thermal collectors

...heating and space heating. A thermal solar collector in a warm climate can have water running through its panels, but in cold climates we use glycol to prevent panels from freezing. Evacuated tube solar collector diagram Are solar thermal collectors efficient? A panel’s output and efficiency are determined ...

Off grid, passively heated and cooled house in the Gatineau Hills, Que
Off-grid and Net-Zero Housing

Off grid living blog, part 2: passively heated, this house in Quebec aims for LEED certification

...heating and cooling - invest in really good windows, face as many of them south as you can to gain heat, and install heavy duty insulation to keep that free heat. Further to that, the house is powered by solar panels, and heated by a woodstove and radiant floors warmed by a propane boiler. A double exterior wall syst...

Crawl Spaces or Slab on Grade Foundations?
Foundations and Basements

Slab on grade or crawlspaces, which is better?

...radiant-heated floor provides greater thermal comfort for occupants, and, compared to forced-air heating, it does not blow dust around your home. So it offers an advantage for cleaner indoor-air quality than a crawl space foundation. A polished concrete floor with a non-toxic finish is the most durable and healthy fl...

Skygarden House home renovation in Toronto, Canadian Green Building winner
Real estate

This beautiful Renovation in Toronto is a Canadian Green Building Award Winner

...radiant heating , high-velocity cooling, low-flow plumbing fixtures and high-efficiency lighting . Complementary to this approach, a key sustainable strategy was the decision not to increase the footprint of the house and to maintain the existing exterior brick walls while adding high-performance insulation [previous...

Sustainably built Prefabricated Tiny houses from FabCab
Tiny house

Tiny Houses: The FabCab prefabricated building WA

...radiant floor heating system. Healthy indoor air quality: Low VOC paints and finishes are used throughout the cabins. Water efficiency: Water efficient plumbing fixtures Optional cisterns can catch and store rainwater from the roof. Less commuting: In many cases, ADUs are placed in neighbourhoods which are clos...

Canada's first LEED V4 Platinum certified home - The Edelweiss House
LEED Homes

Canada's first LEED V4 Platinum house - An EcoHome project checklist

...radiant-floor heating system paired with an electric boiler with carefully controlled backup heating control system too. This LEED Platinum certified home may be miserly with energy, but it's generous with comfort! Exterior wall assemblies for this beautiful LEED platinum home include: Insulation: 8 in. of semi...

The LEED Platinum infill house in Toronto
Real estate

Farnham Avenue House

...heating through water-to-water heat pumps and bottom up radiant floor slabs, and geothermal cooling through water-to-air heat pumps, fan coil unit, top down supply air ducts. We also used steam humidification though the air duct system to adjust interior humidity during the dry, cold winter months. A bifacial p...

Thermal batteries for passive solar design
Efficient home design

Thermal batteries: how to passively store heat

...heating air or liquid rather than generating power with photovoltaics), you can use that to charge your thermal battery. Envision this - a large tank of wax (or water) that is warmed by heated coils from a solar collector. Through that same tank runs another coil that is extracting the heat to pump it through your radi...

Reflective window film to reduce overheating
Windows and doors

Product feature: window film treatment to reflect heat and lower air conditioning bills

...heating and save energy on AC bills The ‘most natural’ of natural cooling techniques is a staple of passive heating and cooling , namely having deciduous trees on the south façade by either building next to them, or planting them and waiting extremely patiently over a couple of decades for them to grow. Tree foliag...

Affordable Modern Prefab Eco Homes Available - The S1600
Off-grid and Net-Zero Housing

The S1600 - affordable modern prefab eco homes for families

...heating, water heating, lighting and all interior electrical loads. At Quebec hydro rates of only 7.13 cents /kWh, the entire heating and electrical load would amount to approximately $665.00 CAD per year or just under $42 US per month (check your local utility rates to get a more accurate cost estimate for your locati...