Mold / Guides

Poly vapour barriers in air conditioned houses can cause mold and rot
Healthy indoor air quality

Why you should Never Install Air-Con in a Home with a Vapor Barrier

...mold. With recent 'improvements' to construction in North America, we now use standard code compliant paper-faced drywall which can start to develop mold at about 80% RH. As we insulate and make homes airtight, they don't dry as easily, and common building practices trap moisture inside wall assemblies. Be careful no...

Air-heated radiant concrete floor
Delivery: radiant, forced-air and decentralized

Air-heated radiant floors

...mold to develop. In the fall when systems were activated again, air circulating through dirty and moldy ductwork would distribute particulate and mold spores throughout the home. For Information about the importance of air quality in the home and how to improve it with ERV & HRV Ventilation systems see HERE . During ...

How to Choose between an HRV and ERV system
HRV and ERV

Choosing between an HRV and an ERV

...mold & mildew in homes. Health Canada recommendations for optimum indoor air quality © Health Canada How much fresh air is enough? It is very difficult for humans to detect low levels of contaminants in their air , even when they represent a health hazard. An ideal home ventilation syst...

Energy modeling simulation of heat loss through thermal bridging
Efficient home design

What is a thermal bridge and why is it so important to break it?

...mold, mildew and rot. Insulating exterior wall stud bays is not something we should stop doing, but we should not ignore the overall effect of thermal bridges when we add up all that wood, and we definitely shouldn't replace insulated wood frames with metal if it can be avoided. Using metal studs as a means of hold...

Slab on grade or a foundation and basement?
Foundation choices

Choosing between a slab-on-grade or a foundation and basement

...mold-free & comfortable basement: Test for Radon & install Mitigation if called for - because it's better to be safe than sorry Build using the best practices for mold free basements as oulined here Ventilate using a HRV or ERV , because let's face it - fresh air improves any Man Cave! How to choose between a...

Prefab Passive House & LEED Kit Homes for Sale in Ontario & North Eastern US
Concept and design

Prefab Passive House & LEED ready kit homes - the future of buying a new home?

...mold formation. Energy recovery air exchanger : Allows for a high level of heat and moisture recovery while providing fresh air Range hood for exhausting cooking pollutants (including ultrafine particles) Bathroom fans to manage moisture and prevent the risk of mold growth Central vacuum removes dust and help...

Smart sewage backup device
Plumbing and water heaters

Sewage backup flood prevention and water leak notification on your device - our products of the month

...mold, a dumpster of wet junk heading for a landfill and an otherwise unwarranted and costly basement renovation. Related topics: Future-proofing homes: building for a changing climate Slab-on-grade: flood proof frost protected shallow foundations Basement renovations - how to prevent mold

The difference between air barriers and vapour barriers
Air and vapour barriers

The Difference between air barriers and vapor barriers

...mold . In both cases, the vapor barrier is tasked with preventing warm, humid air from shedding its moisture as it meets a cool surface, no matter which direction it is travelling. The most important thing to realize is that there is no fixed rule regarding vapor barriers. Building practices should always be determ...

A Tiny House for sale locally set me thinking, should I buy a Tiny Home?
Tiny house

ARE TINY HOUSES FOR SALE LOCALLY A GOOD CHOICE FOR A FIRST HOME?

...mold that can cause can be simply horrid, as well as adversely affecting health because of mold allergies . That's why Ecohome recommends that any Tiny Houses are systematically built with ductless mini ERV units as well as to the minimum code for water barriers and insulation for the areas it may be sited and lived in...

Why basements flood and how to prevent that with a sump pump
Basements improvements

Why Basements Flood & How to Prevent Flooded Basements

...mold in these pages : Why are basements moldy? How to fix & prevent mold in homes Preventing mold when you insulate your basement 'Smart' sewage backup flood prevention devices & Alarms Rainwater management & water-permeable landscaping Find more about green home construction in the Ecohom...

Top Tips for Getting a House Ready for Winter
Wall assemblies - renovation

Winter preparation for your home - are you ready for the cold?

...mold in walls. Most of the problems that a home will face during a deep freeze are moisture related in one way or another. Extreme differences in temperature between inside and out makes indoor humidity a bigger concern. Warm moist indoor air will condense on any cold surface it can find, as well as find any path t...