airtight-wood-stoves / Green Building & Sustainable Home Renovation Information & Advice

High efficiency wood burning fireplaces and how to choose the best
Wood stove and biomass heat

Choosing the best wood-burning fireplace inserts or stoves for heat output & the environment

Wood Burning Inserts & Stoves - which are best & which burn cleanest? Reading the specifications to find the best wood burning fireplace inserts or wood stove can be rather complicated, so how do you choose? Let's shake loose the important points from all the technical jargon and make the process a bit more enj...

Wood Combustion - How it works and the different stages
Wood stove and biomass heat

Wood Combustion – How Firewood Burns & How to get the best heat while being eco-friendly

Understanding how firewood burns, the technical details Stage 1: The Evaporation of Moisture – otherwise known as “getting the d@mn thing going” If you’ve ever tried to burn wet or unseasoned wood in your fireplace you’ll know how very frustrating this stage can be. Gathering crumpled paper, kindling, an armful of smal...

Wood pellet stoves that don't need electric ideal for off grid operation
Wood stove and biomass heat

These wood pellet stoves for off-grid heating don't need electric to operate

These Wood Pellet Stoves need no electric! Burning wood to heat a home does not make you an eco-terrorist, let's get that one point out of the way first. Trees are a renewable resource and they are, in effect, solar energy batteries whose energy is accessed when we burn them.  After the 1998 Eastern Canada ice storm, w...

High efficiency wood stoves
Wood stove and biomass heat

Heating with wood and biomass fuel

There has been an increase in the use of wood and other biomass fuel for heating homes across the colder parts of North America & Canada for the last decade. In Eastern Canada and the USA in particular this trend was largely triggered by one storm in 1998. There was a noticeable spike in woodstove sales in 1999 thr...

Heating an off-grid home
Off-grid and Net-Zero Housing

OFF GRID LIVING BLOG, PART 4: Off-grid heating systems - lessons learned from our off grid home

This is the fourth piece in a blog series written by Craig Anderson as he documents the design and construction of an off-grid LEED Gold passively-heated home. See post 1 of the off-grid homes blog here, the overview . or post 2 in the off-grid homes blog here covering design and construction choices. or here see post ...

Do you need a backup heat source with central heat pumps in a power outage?
Heating and cooling

Do heat pumps need a backup heat source?

Having a backup heat source that can operate without electricity should be an important consideration for many homeowners in colder climate zones, especially those who rely on a heat pump or electricity as their primary source of heat. In this guide, we will explore the various factors that can influence the need for a...

Choosing the right firewood for maximum heat
Wood stove and biomass heat

Burning the right firewood for maximum heat output and minimum environmental impact

First Rule for Choosing the Hottest Firewood? Before we get into which wood is best for burning, or which wood burns the hottest as a home heat source in a wood-burning stove or fireplace, remember this:  First rule for wood burning? Make sure it's dry or seasoned wood, or most of the heat will be lost on evaporating ...

Reduced carbon concrete Patio blocks and CMU
Concrete and masonry

Reducing emissions with CO² cured-concrete

A new cement block manufacturing process developed by an American company named Solidia Technologies® produces 40% fewer emissions during manufacturing than conventional concrete, resulting in a dramatically lower environmental footprint. Solidia’s concrete is formulated with less lime and is cured at lower temperature...

Permeable interlock pavers & paving stones
Permeable laneways and patios

Water-permeable landscaping surfaces

Permeable Pavers or Paving Stones are best for Driveways and Paths Gaining an understanding of the importance of stormwater management may steer you towards a design and product choice in interlocking paver stones which will help you retain and manage stormwater that falls within your property.  When patios and drivewa...

Air barriers are essential to a properly functioning wall system
Air and vapour barriers

What is an air barrier?

Approximately 100 times more water vapor is carried into our walls by air leakage than is carried by vapor diffusion. That makes air barriers 100 times more important than vapour barriers, so why is no one talking about them? We don't talk about air barriers because we are too busy talking about vapor barriers. An air ...

Problem areas of air leakage in a home and blower door test being cond
Air and vapour barriers

Airtight Construction of Homes is Essential: "Your house sucks." "Oh yeah? your house blows!"

Air Tightness in Houses - All about Balancing Air Pressure in the Home We go on incessantly here about the importance of air barriers in home construction to reduce air leakage, but no matter how hard you worked to make a house airtight, if the pressure isn't balanced you will be sucking air in or forcing it out and, d...