Walls and Roofs

The structure and design of a building envelope will determine how much it costs to heat and cool your home, and how long it will last. This section contains information about wall designs that will protect your home against the elements, and create an enjoyable indoor environment that is healthy, comfortable and durable.

Using caulk to make a seal, but which type is best?
Air and vapour barriers

Which is the best caulk or sealant for caulking windows and bathrooms etc?

Caulk, caulking, silicone, sealant - the gooey stuff in a tube used to seal windows, doors and to fill the gaps in buildings, comes in all different types - some of which usually gets on your clothes! Here we look at which caulk is best. Which is the best caulk or sealant? Finding the right caulking, and better…

Spray Foam Insulation - Is it Good or Toxic & Dangerous?
Insulation and soundproofing

Is spray foam insulation a good choice for your home? Or a toxic recipe for disaster?

Spray foam insulation has been used primarily for home renovations as a way of sealing and insulating in one step, but spray foam is now even finding a home in new build - but, is it safe? Is spray foam insulation the best idea. There is a plethora of home improvement shows demonstrating how easy it is to buy…

Alternative wall coverings to drywall
Walls and Roofs

The best alternatives to drywall for finishing interior walls

Drywall is the most common interior finish surface inside homes due to ease and affordability. But there are options! see below for the best natural healthy alternatives to drywall for finishing interior walls. Walls in residential homes are almost exclusively finished using gypsum board (either recycled or…

What is Interstitial Condensation? (And how to stop it!)
Walls and Roofs

What is Interstitial Condensation in Walls or Roofs? (And how to stop it!)

What is Interstitial Condensation in Walls or Roofs? How to know if it's happening, & how to fix it if it does? We're glad you asked, as it can cause serious & costly damage within the structure of our homes. As a precursor to a new post exploring everything you wanted to know about Dry Rot but were afraid to ask…

How to Vent Roofs - the Methods, Vent Types, Fans
Walls and Roofs

Why Roofs need to be ventilated and how to ventilate a roof properly

Roofs - all homes have them in one form or another, and they're a potential cause of all manner of problems effecting the durability and performance of homes. Roof ventilation needs to be adapted to the type of roof and the climate. It is pretty much inevitable that at least some warm, moist air from living areas…

Suspended-film insulating glass windows are high-performance windows
Windows and doors

Suspended-film insulating glass windows - A definitive guide for these high-performance windows

High-performance suspended-film insulating glass windows may offer the perfect solution of window performance, window cost & window weight. As early versions of suspended coated film windows had issues, we took another look & review the LiteZone units. Why suspended-film insulating glass windows may be a…

How much is Too Much Insulation in my Attic or Walls?
Insulation and soundproofing

How much insulation is too much in attics and walls?

There will come a point where the cost of insulation in any attic, wall or basement - and the energy required to manufacture and transport it - will outweigh any savings. Want to find out where that point is. Home Insulation - how much is too much? A House can definitely be under-insulated (millions of homes…

Reflective window film to reduce overheating
Windows and doors

Product feature: window film treatment to reflect heat and lower air conditioning bills

Passive cooling techniques such as reflective window films can increase comfort, home durability and lower energy bills at the same time. After a difficult first half to 2020, heat waves then took hold across North America, from Canada down into the Southern and Central USA. These extreme summer temperatures pose a…

Is EPS foam eco-friendly? Exterior home insulation rigid foam panels
Insulation and soundproofing

Does plastic foam or Styrofoam insulation have a place in green building?

Which type of insulation is best for reducing emissions and safely mitigating climate change? There may be a case to be made for EPS rigid insulation. Are foam insulation panels a green choice? The short story is, maybe. And the long story is, well.... When we launched Ecohome about a decade ago, our mission was to…

Natural Building Insulation Made of Grass - Eco-friendly, Green
Insulation and soundproofing

Non-toxic natural building insulation made of grass

Natural insulation materials such as hemp insulation, cellulose (including grass based), wood fiber, straw and cotton act as carbon storage and reduce embodied energy and carbon footprint of homes & buildings. Natural building insulation materials In order to combat the climate change impact of the built…

How to Insulate Exterior Walls from the Outside US Canada Ecohome
Walls and Roofs

The easiest way to insulate walls from the exterior in older homes

Fitting extra insulation to an older home when renovating can be a great idea, but when insulating exterior walls from the outside take care to do it right. Ecohome investigates the easiest ways to retro-fit insulation to walls. How to insulate house walls from the outside Adding extra insulation to the exterior…