Water / Discussions

Is hydronic slab heat appropriate in a super insulated home?

...water heat pump for domestic hot water and hydronic heat. I'm inclined to have the hydronic heat installed in the floor but I've heard that it's not necessary a...

Posted by Andrew Wright Feb. 3, 2021, 3:26 p.m. Delivery: radiant, forced-air and decentralized 1 Responses

What’s the best insulation system for a brick/masonry basement foundation wall?

...water issues. Thought about drylok but don't want to trap the moisture in walls. Then thought about dimple board the full height to allow some drying space for ...

Posted by Ryan Essex Nov. 29, 2021, 8:17 a.m. Basements improvements 2 Responses

What is the best way to do a radiant floor in an off grid house?

...water coil in the heater box, where electric systems have an electric coil. So as far as the Legalett system is concerned, it just needs you to provide hot wate...

Posted by Julien Comtois Oct. 2, 2021, 11:21 a.m. Heating and cooling 6 Responses

What is the cost of a Net Zero House?

...water catchment etc.. I am interested in the prefab how do I get one how do I find/ I have been all over your site and many others and can not find the info. I ...

Posted by SD Holman May 19, 2018, 3:14 p.m. Off-grid and Net-Zero Housing 4 Responses

How do you insulate a crawlspace with dirt floor?

...water from our lake. We close down the cottage for the winter and drain the water for the season, we would love to insulate and try to make it a 4 season cottag...

Posted by sal Bellicoso Oct. 30, 2019, 4:56 p.m. Crawl spaces 2 Responses

What is the best way to install basement insulation with existing framing?

...water? I would be tempted to cut off the bottom of the studs and the sill plate to replace them, for a couple of reasons - if they were submerged in water for a...

Posted by Nick Trotta Sept. 20, 2021, 8:29 p.m. Foundation and basement improvements 7 Responses

Should I vent the space between a block wall and vapor barrier?

...water leaks in the spots of the basement I can see and since demo it has rained and still no water. If I’m understanding you, keeping your poly vapor barrier aw...

Posted by Nick Santore Oct. 10, 2020, 2:03 a.m. Basements improvements 1 Responses

Can my shallow crawl space be converted to a slab foundation?

...water at about 42" below ground level. These constraints seem to have ruled out a lot of possibilities. Would it be realistic to look at converting to a slab fo...

Posted by Sian O'Keefe Aug. 15, 2020, 12:52 p.m. Slab on Grade 1 Responses

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

...water that drips through the tongue and groove soffitting. Please note that the soffits are non vented as the flat roof/attic area of the house is spray foamed ...

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

Is There a Difference Between an Air Barrier and vapor barrier?

...water dripping from my interior open beam. Only lasts a few hours, I understand that my vapour barrier is compromised, and this is a result of accumulated moist...

Posted by Sherri Mccormick Aug. 17, 2018, 3:24 p.m. Roof assemblies - renovation 3 Responses

Do I need to spray foam the ceiling of my crawl space to help winterize it?

...water turned off to keep the pipes from freezing. The crawlspace is on concrete blocks and a concrete floor. I cannot put a gas furnace in it as it doesn't meet...

Posted by Sheilagh Thompson Jan. 21, 2021, 1:48 p.m. Crawl spaces 1 Responses

Is there an update on your demo house solar air heater?

...water? The solar air heating panels on our new demo house have unfortunately not arrived yet! We are told about a month, so hopefully we will see them up by Chr...

Posted by dean c Oct. 24, 2020, 2 p.m. Concept and design 1 Responses

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

A small portion of an indoor lap pool in southeastern New York has a drop ceiling and an outdoor deck above it. I believe it has Ice Water Shield or something ...

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

What heating system to use in my new detached garage/shop?

...water heater. What is the best choice? Or are there better options that I didn't think about? Thank you for your help and keep up the good work! David

Posted by David Perreault Dec. 4, 2020, 10:23 a.m. Delivery: radiant, forced-air and decentralized 0 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

How do you prevent mold in a finished basement?

...water leak in our basement earlier this year and when the contractors started pulling off damaged drywall we were disgusted to find that our basement wall frami...

Posted by Brian Cole Nov. 22, 2019, 10:22 a.m. Basements improvements 1 Responses

Why is there mold on particle board outside vapor barrier on new addition?

...water running down the exterior walls. We wonder whether the mould is caused by condensation between the vapor barrier and the particle board. The house had air...

Posted by Christine ML June 7, 2020, 1:35 p.m. Wall assemblies - renovation 1 Responses

Basement reno - How do I effectively insulate my basement?

...water enters the basement. Does this create a problem within the new wall? Other questions: How do I adequately insulate around water meters, electrical pan...

Posted by Steve J Feb. 13, 2019, 10:25 p.m. Foundation and basement improvements 2 Responses