Existing / Discussions

What is the best brand for ductless mini-split HVAC system?

...existing gas forced air heating system with electric ductless mini split system as I'm undergoing a remodel of my home and making all appliances electric. 1) Is...

Posted by Babak K July 12, 2020, 11:22 p.m. Heating and cooling 2 Responses

Which type of exterior insulation to use on a house?

...existing house: Its' in Northern Ontario , Canada. Atikokan to be specific. The house has a brick front (which I won't be adding insulation to) the other ...

Posted by Trevor Marshand May 26, 2020, 1:16 p.m. Insulation and soundproofing 1 Responses

Is spray foam a good way to insulate a house from the exterior?

...existing vapor barrier behind our drywall but doubt it - this is an older wood framed bungalow. In addition, i dont expect our interior drywall forms a very g...

Posted by Simon Levitt Dec. 21, 2020, 2:14 p.m. Wall assemblies - renovation 1 Responses

What options are there for pre fab Passive House kit designs?

...existing strucuture, but I am looking to put in a new Passive House on the property and then work on converting the main structure (with a cement block foundati...

Posted by Kim MacKay Dec. 27, 2019, 3:12 p.m. Planning and Design 1 Responses

Should we renovate or get a Prefab Kit house?

...existing home, which is not exactly eco-friendly what with the amount of waste that would produce, but very much want a more sustainable home. If someone coul...

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

Followup to the question How do you install Larsen Trusses on a home in Minneapolis?

...existing sheathing? At that point you could tape the plywood joints. Then one could seal the edges of the poly to the wall plates and install the Larsen Trusses...

Posted by Ken Traefald Feb. 27, 2020, 1:49 p.m. Wall assemblies - renovation 1 Responses

Can you create a passive wine cellar by insulating and air sealing a crawl space?

...existing crawl space is 4 ft tall and ventilated to the outside. The crawl space has a concrete floor. I think it would be an excellent place for a passive wine...

Posted by JC Wong April 2, 2021, 6:50 p.m. Crawl spaces 5 Responses

Should I remove the plastic sheet in my cellar?

...existing cellar, in the house we just bought. It was built 20 years ago and the construction is as follows. Outside walls, gap to a metal stud wall, which is fi...

Posted by Justin D'Arcy Dec. 4, 2020, 12:13 p.m. Basements improvements 2 Responses

Can I do a concrete deck with pilings from Legalett?

...existing well and septic. The land, however, slopes away toward the back gently at first, with a more significant slope of approx 1.2m over 3m under what would ...

Posted by Pam Proctor Nov. 15, 2021, 7:18 a.m. New foundations and slab-on-grade 1 Responses

Why do you shim up basement walls?

...existing drywall and lath is spalling, falling out, and spilling onto the floor. more in additional comment... Avoiding damage to basements including situatio...

Posted by t b March 2, 2021, 3:17 p.m. Basements improvements 4 Responses

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

...existing? I ask because if its new then you can install radiant hydronic tubing in a poured concrete floor that you can feed with heated water from thermal sola...

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

Basement reno - How do I effectively insulate my basement?

...existing drywall, 2x2 studs, 6mm poly, r12 fiberglass insulation, and tar paper everywhere except laundry room, mechanical area, and beside stairs. Total baseme...

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

What's the best detector & alarm for a back flow valve that has been installed by the utility?

...existing system, we would probably take a look here for alarm product comparisons and availability. It's a great idea to have one of these alarms fitted if you ...

Posted by Tom Poe March 27, 2020, 6:38 p.m. Basements improvements 1 Responses

What is the best way to insulate a 1780 brick federal with stone foundation in New York?

...existing foundation comes at a much higher cost simply due to the need to excavate, but it does however afford you the opportunity to do a membrane and drainage...

Posted by carole roseman Jan. 5, 2020, 2:39 p.m. Foundation and basement improvements 1 Responses

Can Rockwool be installed over Type II EPS?

...existing exterior wall, it is important not to trap moisture. Rockwool insulation is one of our preferred methods for adding insulation to the outside of a hous...

Posted by Brian Bonnell March 30, 2020, 11:04 a.m. Wall assemblies - renovation 1 Responses

Can I reclaim old triple slider windows?

...existing sealed window thermals into them and replace them in the rough openings? If so, that sounds like a ton of work to do with old triple pane thermals , an...

Posted by Keanan Toews Jan. 20, 2019, 1:01 p.m. Windows and doors 1 Responses

Can you use polyiso insulation on the exterior of a wall behind cedar siding on the west coast?

...existing homes, since moisture moves right through it you are not at risk of trapping humidity inside the wall assembly. Piggybacking on this thread, would y...

Posted by Iain Matheson Jan. 28, 2020, 10:38 p.m. Wall assemblies - renovation 2 Responses

What is the best exterior Wall and Roof Rigid Insulation for a barn renovation?

...existing home for more details. What does your local Building code say the minimum R value for walls, roofs and slabs is in the area?

Posted by Ron Busch June 27, 2020, 3:50 p.m. Wall assemblies - renovation 1 Responses