Materials / Discussions

Can you help me choose between a slab on grade and pressure treated wood foundation?

...materials that may go into a home that might cause you health concerns. We built a LEED Platinum demonstration home (the Edelweiss House) a few years ago (on a ...

Posted by Margot Simonot May 20, 2019, midnight Slab on Grade 1 Responses

Is it OK to put 1 inch of EPS under vinyl siding with no wall insulation?

...Materials Research Report by the Canada Mortgage & Housing Corp. these materials are listed as incompatible. Vinyl siding has a high coefficient of expansion an...

Posted by Roger Smith Nov. 12, 2019, 6:34 a.m. Wall assemblies - renovation 7 Responses

What is the best wall & insulation combination for Colorado?

...materials, the decision then comes down to product availability and price, neither of which we are really familiar with. Our preferred insulation types would ge...

Posted by Jacob Johannessen July 2, 2020, 11:13 a.m. Efficient home design 1 Responses

Is it worth investing in triple-pane windows?

...materials, we prefer fiberglass or a combination of wood and exterior aluminum for reasons performance, durability and limiting environmental impacts. Vinyl / P...

Posted by K.P. July 8, 2017, 12:39 p.m. Windows and doors 1 Responses

What type of insulation should I use ?

...materials have different characteristics and different ideal applications . You can find all you need to know on this page which lists the pros and cons and app...

Posted by Dawn Wood Feb. 5, 2021, 12:02 a.m. Insulation and soundproofing 1 Responses

What kind of non-toxic exterior sheathing can be used in place of plywood?

Standard exterior plywood sheathing (on top of ext stud wall, underneath finish ext siding) has formaldyde, glues all of which are toxic. What can I use that w...

Posted by pier charter June 4, 2020, 1:12 p.m. Wood and organic materials 1 Responses

Is polyiso board or styrofoam best for insulating when finishing a basement in CO?

...materials like wood against a wet concrete wall, (yes, your concrete wall is probably wet even if you think its dry) followed by batt insulation and a sheet of ...

Posted by Evan B. Nov. 21, 2019, 8 p.m. Basements improvements 1 Responses

What is the perfect wall assembly?

...materials, but save a lot of time so it sort of comes out in the wash we figure after having done it that first way. Cascadia Clips is one such product, alter...

Posted by Paul Drouin Sept. 17, 2020, 6:29 a.m. Wall assemblies - new construction 1 Responses

How much does it cost to build a house by square foot?

...materials also vary wildly in cost per square foot, even the paint you choose. 5 – Location affects cost: Labour rates are very different when you build in do...

Posted by Mike D Sept. 5, 2017, 4:12 p.m. Concept and design 1 Responses

What is the best way to do a basement renovation?

...materials against it with a sheet of plastic will have one inevitable result, it will rot. The intention of vapor barriers was originally to prevent moisture ac...

Posted by BIG FOOT Nov. 18, 2020, 9:33 a.m. Basements improvements 1 Responses

Is hydronic slab heat appropriate in a super insulated home?

...materials such as wood, but concrete will always feel colder. It is well explained here – How to design a home for thermal comfort And I tell you the above ...

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

Looking to build a small home as eco as possible, where do we start?

...materials - maybe splurge on insulation and windows as be more scrappy with the rest, and we’ll get some friends on board to help ease some labour costs when an...

Posted by Jenn Bisson July 12, 2019, 12:12 p.m. Planning and Design 2 Responses

What is the best option for building our next resilient home?

...materials to protect against high winds, such as a professionally installed and well-fastened metal roof, or a living green roof . Asphalt shingles are the leas...

Posted by John Bae Aug. 27, 2019, 3:55 p.m. Efficient home design 1 Responses

How can I get rid of moisture between the vapor barrier and the insulation in a basement?

...materials in a home, the drywall will assume the same relative humidity levels as the basement. So if you keep a dehumidifier running, it keeps the air dry. Hum...

Posted by David Mitchell Aug. 14, 2018, 6:32 p.m. Basements improvements 23 Responses

Basement reno - How do I effectively insulate my basement?

...materials. Since that is a question to itself, maybe start that on a separate question thread with details about the current assembly you plan to keep and detai...

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

Where can I donate all my construction tools/supplies?

...materials online . You could even make a whole bunch of friends in your neighbourhood if you hand them out as needed. Sorry we don’t have a more solid solution ...

Posted by Sam Djam Nov. 30, 2020, 3:54 p.m. Recycled and Reclaimed Materials 1 Responses

What is the best material for flooring?

...materials that are durable and that don’t degrade the interior air quality of your home with any toxic materials that will off-gas. We have built a couple of de...

Posted by Babak K July 17, 2020, 2:09 a.m. Flooring and stairs 1 Responses

Where can I find building plans for an eco home?

...materials carefully – natural insulation materials and non-toxic building materials protect indoor air quality , and will usually pollute less during manufactur...

Posted by Derek Kittilsen Aug. 4, 2019, 12:09 p.m. Planning and Design 5 Responses