Indoor Air Quality and Crawl Space Liners

In the past, little thought was given to air quality insideHow is this possible? Well, as warm air rises, cool air
the home. Most people just thought that if they keptfrom the crawl space is pulled up into the living areas
their home clean and the air filters changed, they hadthroughout your home until finding its way out the roof
good, clean air to breathe as well as a healthy livingvents, this process is never ending. This process is
environment. Now, it is more about where the air isreferred to as the "stack effect", it's the same way a
coming from (mostly beneath the house) and how tochimney works. The only way to stop this is to install a
make it better (by installing a crawl space liner) beforeliner beneath your house.
it gets inside the home.This, combined with other factors, means that a
According to U.S.E.P.A., the "Typical Home" in thesignificant amount of the air you breathe actually
United States has between 0.5 and 1.5 air changes percomes from your potentially wet, damp and moldy
hour.crawl space. A liner system would greatly improve the
What this means to you: If your home is somewhere inindoor air quality throughout your home by sealing out
the middle of the EPA findings for example, say 1 airmoisture and mold as well as preventing new mold
change per hour (not an overly air tight home, but notgrowth. A crawl space liner system is a cost effective,
drafty either), this means that every hour all the air inpermanent solution to allergens, irritants, mold and
your home is replaced with new air.odors by eliminating the source of the problem.
But from where does this new air come from? GoodCreating a clean, dry, sanitary storage area while
question! Amazingly, over 50% of this new,protecting and improving the health of your family is
replacement air comes from the crawl space.what home improvement is all about.