Water efficiency / Discussions

What is the best insulation Under 2" Cement flat Roof in NYC?

...efficiency and water leaks? Maybe 2 layers? The base for the roof will be Metal beams. Thanks, Rafael, Brooklyn We would propose you use a rigid board insulat...

Posted by Rafael Mor March 29, 2019, 5:19 a.m. Roof assemblies - new construction 1 Responses

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

...efficiency and cost efficiency and 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

How do insulate the outside of a log home?

...water heating. I want to increase the efficiency of the house by insulating the outside. What I have in mind is vertical 2x4 strapping, 3 1/2" Roxul insulation,...

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

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

...water go down the drain and adding unwanted heat to a house in warmer months while they wait for hot water to arrive. And the speed at which the water cools can...

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

Should I install two small electric hot water heaters - ones or big one?

...water heater. Here are our pages about home water efficiency , choosing low-flow fixtures and toilets , water-efficient showerheads and heat pump water heater...

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

What does it take to get a water heater air-conditioner and heater mini-split?

...water heat pump water heater? Increased efficiency with an air source heat pump and heat pump water heater working in tandem A heat pump water heater will a...

Posted by Réal Paquin May 28, 2020, 12:44 p.m. Heat pumps, geothermal and AC 1 Responses

Which type of hot water pipe insulation is best?

...water pipe s can show a savings of up to 20% on your total water heating costs . There are a few products used for insulating water lines , like a simple foam...

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

What is the best material for building plumbing?

...water noise, which one is quieter? Water quality/freshness. Durability etc. Hi there Babak, I think the choice between a plastic material and copper is a very...

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

What type of wood can be installed on a radiant floor?

We are starting construction of our new house shortly, with the basement it will be 3 stories, we will have hot water radiant floor heating on all three levels...

Posted by Colleen Blak Dec. 11, 2017, 1:59 p.m. Flooring and stairs 1 Responses

How does a Passive House handle floods?

How would a “passive” or airtight house fare in a flood incident, either from inside (burst water tank) or from outside (like New Brunswick’s spring floods)? ...

Posted by Wendy Tsao May 7, 2018, 12:46 p.m. Foundations and Basements 1 Responses

Can I see details about the heating and domestic hot water systems of the Edelweiss house?

...water is a heat pump as well, we used an AO Smith air-to-water hybrid heat pump . The water heater sucks in the air from the home (which with the heat pump is g...

Posted by August Wehrmann March 10, 2019, 9:26 a.m. Heat pumps, geothermal and AC 1 Responses

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

...water heater working in tandem . Our latest demo house we used a solar air heated floor from Legalett, they provide engineered slab on grade prefab kits with ...

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

I want to insulate the outside of my house, which type of insulation do you think is best?

...waterproof). You can read all about rigid insulation panels here . Installing insulation that acts as a vapour barrier on the outside will not serve you well,...

Posted by J. Ferguson Nov. 15, 2017, 10:34 a.m. Wall assemblies - renovation 12 Responses

What is the best way to frame window openings when adding exterior insulation?

...efficiency and durability is a lot about stopping air leaks and preventing water leaks. That means air seals around the exterior of windows and sloping window s...

Posted by Anwas Qwelten May 30, 2019, 8:16 p.m. Windows and doors 1 Responses

Should I replace my geothermal system with a gas boiler?

...water is leaking into the refrigerant that is a pretty significant and costly failure, if refrigerant is leaking into water than is less serious and can probabl...

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

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

...efficiency in heat delivery - there is no great difference in the energy efficiency between 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

How do you rebuild an existing basement?

...efficiency and durability standpoint, this following page will help - How to build a basement properly for energy efficiency and to prevent mold

Posted by Lisa Tuck April 14, 2020, 11:34 p.m. Basements improvements 1 Responses

What is the best type of home heating system?

...water heater, lighting, heating) comes to just over $500 per year. Read more about the LEED Platinum Edelweiss house heating and electrical systems here . If ...

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