Efficiency/ Discussions

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

...efficiencyin heat delivery - there is no great difference in the energyefficiencybetween air heated floors or hydronic (liquid) radiant floors, at least when...

Posted by Ryan Johnson Dec. 7, 2020, 9:02 a.m. Delivery: radiant, forced-air and decentralized 2 Responses

What is the most efficient passive home design?

Are styrofoam forms a good idea? To find the most efficient Passive House wall, if your intention is to reduce your carbon footprint, starts with choosing mate...

Posted by Peter Riley Jan. 29, 2020, 9:01 p.m. Passive House 1 Responses

In Ottawa, are geothermal heat pumps efficient?

Is the cost of drilling for Geothermal systems not feasible? Great question, and the answer is yes, geothermal heating systems can be efficient in cold climate...

Posted by John Ioannou 2020年7月20日下午12:19 Heat pumps, geothermal and AC 1 Responses

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

...efficiencyand costefficiencyand eco-friedliness. What would ecohome do?! What you are describing is pretty much exactly my house in Montreal be...

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

他们的补助金在我的领域吗?

We have an extremely old house and we are loosing lots of heat!

Posted by Shannon Hutchison Jan. 29, 2021, 10:30 a.m. Grants and incentives 0 Responses

I have many issues with my house where should I start?

My house was built in the Late 1940 - early 1950's, it is a farm buglalow with an addition in 1973, a poured concrete basement and concrete block foundation ad...

Posted by Bryan Squirrell Sept. 29, 2019, 3:08 p.m. Wall assemblies - renovation 1 Responses

Improving the efficiency of a home built in 1978 during renovations, do I need an HRV?

I'm looking for ways to tighten up the envelope as I make improvements. One question I have though is does it make sense to install an HRV in an older leaky ho...

Posted by joe cruikshank Feb. 8, 2020, 12:08 p.m. HRV and ERV 1 Responses

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

What are your thoughts about incorporating natural ventilation techniques into the heating/cooling/ventilation planning for the whole house as an integrated sy...

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

What is the best way to renovate and make a self sustaining eco friendly family house?

Good Day, I just bought a 2.5 acres property house in Thorne Quebec. I would like to renovate the house to its maximum potential including solar panels to be t...

Posted by Emmanuel Sylvestre Aug. 31, 2020, 8:15 a.m. Concept and design 1 Responses

How to insulate an apartment you don't own?

I'm a tenant, not a homeowner, so I can't tear down drywall and reinsulate but winter is coming and drafts are already getting in. Is there anything I can do t...

Posted by Teresa Cunningham Oct. 21, 2019, 3 p.m. Wall assemblies - renovation 1 Responses

What are the most cost-effective green building strategies in new home construction?

...efficiency. Spoiler alert – heat loss goes in all directions, not just through the roof) read here to see how much insulation you need for green home constructi...

Posted by M T Nov. 4, 2019, 11:07 a.m. Concept and design 3 Responses

我应该安装两个小的电热水器还是一个大的?

...efficiency, choosing low-flow fixtures and toilets , water-efficient showerheads and heat pump water heaters . You should also fix dripping faucets (or leaking...

Posted by Shaun B June 28, 2019, 2:14 p.m. Hot water 2 Responses

对于一个高性能净零住房,有什么样的激励措施?

...efficiency升级将因城市、州和省而异,所以任何奖励措施都取决于你所在的地方。下面这页可能会有帮助,但是既然…

Posted by Matt Garrod March 28, 2021, 3:37 p.m. Grants and incentives 1 Responses

Which type of hot water pipe insulation is best?

I have read that heating a product will cause it to release any VOCs, do you have a preferred product for hot water pipe insulation that won’t off-gas into hom...

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

建造水管最好的材料是什么?

我要升级所有的管道。你认为哪种材料最适合用于住宅管道?铜、PEX,其他人呢?你会经常看到Pex油管在…

Posted by Babak K July 17, 2020, 1:55 a.m. Plumbing and water heaters 3 Responses

What is your recommendation for an air source heat pump?

...efficiencyand reliability may be useful here.

Posted by Martin Dandeneau July 9, 2020, 2:30 p.m. Heating and cooling 4 Responses

我们应该翻新还是得到一个预制套件房子?

Hello, My husband and I are considering our options for our home and lot in Peterborough, ON Canada. We have been thinking of completely renovating our current...

Posted by Ali Mackenzie Aug. 12, 2020, 7:44 p.m. Concept and design 1 Responses

How do I apply for a grant to do renovations to my home?

...efficiencyhome renovation grants, tax breaks and financial incentives would be regionally specific. Where are you located, Canada or the US? There are some 202...

Posted by Debbie Brown June 20, 2021, 5:58 p.m. Grants and incentives 3 Responses