cellulose-insulation / Green Building & Sustainable Home Renovation Information & Advice

Dense-packed cellulose wall insulation
Wall assemblies - new construction

Dense-packed cellulose insulation wall systems

...cellulose-insulation/ 2.  Jennifer Atlee, March 28, 2012  http://greenspec.buildinggreen.com/blogs/toxicological-riddles-case-boric-acid 3. Technical Series 96212. Results of Fire Resistance Tests on Small-Scale Insulated and Non-Insulated Gypsum Board Protected Wall Assemblies: https://www.cmhc-schl.gc.ca

Roxul mineral wool batt insulation in LEED Homes
Insulation and soundproofing

Choosing the right insulation: the pros, cons and applications for walls, slabs & basements

Not all insulation materials are the same, and they are not always interchangeable A basic understanding of how walls work is needed to help you understand what you can reasonably expect insulation and building materials to do for you when they are part of a wall assembly. If you have a working knowledge of building sc...

Building a Passive House that's LEED Certified too - an Owner's Tale
Passive House

An owner/builder's account of building a Passive House

Building a Passive House that's also LEED certified This is an owner blog EcoHome posted following the personal experience of Sarah Cobb and William Murray of Rocket Construction Inc. as they built a home in Abercorn, Montérégie, Quebec. Setting the bar about as high as you can, they targeted both LEED certification an...

Passive House in Quebec
Passive House

The Passive-Aggressive House - Our History of a Passivhaus Build

First, the background to this Passivhaus My partner and I are geeks. Our idea of a romantic dream was to build a house so well insulated you could heat it with a hairdryer. For added fun, we wanted to do this on a tight budget while raising a young child. The hairdryer part wasn’t a pipe dream – it’s a common way of de...

Insulating crawlspaces as part of home renovation
Crawl spaces

How to insulate crawlspaces properly as part of renovating an older home

Crawlspace insulation - be careful to get it right A crawlspace comes with all the downsides of a basement, but it is just too low a space to be functional either beyond the folded plastic christmas tree and a couple of boxes of baubles. Unless there is a good reason for it, going through the process of pouring a footi...

Hemp insulation products for USA & Canada rolling off the production line
Insulation and soundproofing

Hemp insulation in Canada & USA - insulating naturally is an Eco-friendly alternative

Hemp insulation manufactured in Canada! Nature Fibres is a young company based in the town of Asbestos, Quebec, which began manufacturing hemp insulation in the winter of 2018. As the town’s name suggests, it was heavily reliant on the manufacturing of asbestos, but those mining and manufacturing facilities are closing...

Basement wall insulation
Insulation and soundproofing

Properly insulating basements and concrete slab floors

  Insulating a basement is a great idea if it wasn't insulated when built, as before we began insulating foundation walls and below slabs (see slab on grade), it was generally estimated that basement heat loss accounted for about 1/3 of the total heat loss of a house. It is likely that such an abysmal starting place ma...

Installing foam panel insulation, which is best?
Insulation and soundproofing

Rigid insulation panels: which ones to use for different applications

Polyisocyanurate (PIR), Extruded Polystyrene (XPS), Expanded Polystyrene (EPS) or Styrofoam? When building or renovating a high-performance building envelope there are really three main kinds of rigid foam panels you are going to have to choose from - Polyisocyanurate known as Polyiso (PIR), Extruded Polystyrene (XPS) ...

Thermal image showing where home heat loss is occurring.
Insulation and soundproofing

How insulation works

Insulation slows the rate of heat transfer, helping keep homes warmer in winter and cooler in summer. How well-insulated your home is will determine how comfortable it is and how much you will spend on energy for heating and cooling, and in some respects, how durable it will be. The transfer of heat (or heat loss) occu...

An attic with 'insulating paint' which doesn't insulate
Insulation and soundproofing

Does 'insulating paint' work?

No matter that engineers and architects long ago debunked it, insulating paint still occasionally finds its way into buildings. Powdered ceramic chips that can be added to any paint are said to reflect heat in or out of a building and reduce heat loss by staggering amounts. I was under the impression that this had been...

Naugler House: the most energy efficient Passive House design in New Brunswick
Efficient home design

New Brunswick's most energy efficient home is Passive House designed

With a heating bill of $77 CAD for an entire winter, the Naugler House is without a doubt the most energy-efficient home in New Brunswick. Not only will it save money long-term, it is saving money right now, as the monthly savings on utilities outweigh the added mortgage cost for energy-efficient upgrades to Passive Ho...