Cold air / Discussions

Do the window walls make it cold in winter?

...cold in the winter? That is a great question. Windows are typically the least well insulated part of a home, so yes, they can feel a bit colder, but less so wit...

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

Can you help with passive solar greenhouse exterior wall details?

...cold climate that can operate for 3 seasons you would need to find a way to store the heat. Insulation, vapour barriers and air barriers are important, but in o...

Posted by Rick Carter Aug. 11, 2020, 8:06 a.m. Greenhouses and Sunrooms / Solariums 1 Responses

Is it common to insulate the Plumbing lines for modern buildings?

...cold water pipe in homes - moisture in the air will condense on plumbing tubes filled with cold water, which can then run down the tubes and lead to water damag...

Posted by Babak K July 17, 2020, 1:49 a.m. Plumbing and water heaters 2 Responses

Can you install a slab on grade foundation in the Fall and leave it over winter?

...cold new england winters without any protection from the elements? I worry that if the slab has zero protection from water freezing as well as no heat source, w...

Posted by Matthew Gioia Sept. 21, 2020, 9:15 p.m. Slab on Grade 1 Responses

Should our HRV keep our humidity lower than 40%, even in the cold months?

...air is outside. What climate zone are you in? I some regions there can still be quite a bit of humidity even in cold air, that could be a factor. Here is a good...

Posted by Kim Clement Feb. 8, 2021, 5:43 p.m. Ventilation 5 Responses

Should I use vapour barrier on ceiling of three season cottage?

...air barrier if you tape it well, so it will be more efficient and not feel as drafty. Unless you plan to have AC and keep it really cold in the summer then you ...

Posted by Erica Pennell Sept. 14, 2021, 7:58 a.m. Wall assemblies - renovation 1 Responses

What is the best foam board insulation under drywall?

...colder it gets, polyiso is the opposite and its R value tends to drop when it is exposed to cold temperatures, which is not a characteristic that is what you wo...

Posted by Wesley Pracht Jan. 11, 2020, 8:10 p.m. Wall assemblies - renovation 1 Responses

What is the best way to deal with a drop ceiling in a high humidity room?

...air tight" barrier layer into 2x4s (no nails in the air). Suggestions on this approach or other ideas? Much appreciate it as i am homeowner trying to get educat...

Posted by steve Roberts Dec. 24, 2019, 8:01 p.m. Walls and ceilings - interior surfaces 1 Responses

Which type of hot water pipe insulation is best?

...cold water pipe insulation is also a good practice that prevents moisture condensation on the cold walls of the pipe, which protects nearby building materials f...

Posted by Cooper Dec. 11, 2017, 2:36 p.m. Plumbing and water heaters 1 Responses

Will evacuated thermal solar tubes work for a greenhouse in winter?

...cold climates, have an look here for tips – How to build a greenhouse in a cold climate As for heating, using solar thermal collectors can be a great way to...

Posted by Solus Lee Una Feb. 22, 2021, 6:09 p.m. Greenhouses and Sunrooms / Solariums 1 Responses

Can you add external insulation to a brick home?

...colder foundation that a lot of your efforts will be undone in a way. It would be a bit like buying an awesome new winter coat, but then only wearing a pair of ...

Posted by Rachel Kaiser April 2, 2020, 9:11 a.m. Wall assemblies - renovation 1 Responses

Can you put hemp insulation in an attic?

...air barrier. If you don’t have a proper air barrier and you are removing all the insulation, then that is really the perfect opportunity to lay one down. Air ...

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

What is the best heating system for new home build?

...cold feet, good call. Cold feet leads to people jacking up the thermostat to compensate, whereas if you had warm feet you can keep the air temperature in your h...

Posted by Maureen Thompson Oct. 28, 2021, 11:33 p.m. Heating and cooling 4 Responses

How do you stop wood stove smoke from entering a home?

...airtight home really should have an air exchanger to protect indoor air quality . Don't count on air purifiers to do much about indoor air quality , they aren’t...

Posted by Don Leaver March 24, 2020, 10:49 a.m. Wood stove and biomass heat 4 Responses

What is the most comfortable heating system for a home?

...cold walls. We have a page about designing for thermal comfort that may help you solve and fix the problem. Air leakage is another issue that will make a home f...

Posted by Catharine Jans Dec. 11, 2017, 11:25 a.m. Heating with electricity 1 Responses

What causes moisture on a ceiling in winter?

...air meets a cold surface, so if there is condensation on a ceiling then there be either thermal bridging - a lack of insulation . Or, if there is a reasonable a...

Posted by Cheri Banet Jan. 23, 2020, 10:22 p.m. Wall assemblies - renovation 1 Responses

Why is there frost on the underside of my roof overhang?

...air from hitting the dew point. We have never been fans of unventilated roofs, as far as we are concerned they are asking for trouble in cold climates, so getti...

Posted by George Paul March 23, 2020, 12:10 p.m. Roof assemblies - renovation 3 Responses

Is it possible to reconcile installing a wood stove in a airtight, super-insulated house?

...airly confident the air barrier continuity can be maintained but when the stove is not in use it would represent a significant heat loss. We talk a lot about ai...

Posted by rick seward Dec. 23, 2018, 2:49 p.m. Wood stove and biomass heat 1 Responses