Quality Control Testing Can Make a Big Difference
b y C r a i g C a r s o n
m a big believer in quality control
testing--testing that responsible
I’glazing contractors do when the
project is just under way and we’ve in-
stalled, caulked (or ﬂashed) a window
opening. This is a time we can review
and conﬁrm our installation instruc-
tions have been followed and document
our procedures. I’m blessed to have
worked with many of our company’s
glaziers for a number of years. They’re
accomplished at their trade. Even so,
doing a ﬁeld water test is like buying
insurance--not only for you, but for the
adjoining trades that interface with your
products. It gives us time to ﬁnd and
correct a problem while it’s still small
and make any necessary changes before
it becomes a big problem.
Who’s to Blame?
Jobsite testing can help you ﬁnd and correct a problem before it becomes a
Some of you may think this is an major issue.
extra expense that you can do without.
I would beg to differ. The last thing any rained. Of course they thought leaky and do the testing up front. If there are
of us needs is a leaky ﬁnished building. curtainwall was the glazier’s problem, issues with your product or others, ad-
The glazier is always the one called back until the rooﬁng problem was discov- dress them and ﬁx them then. Don’t
to see why the windows leak.Usually,it’s ered. Another time there was standing wait to see if everything works out. Be
not the windows at all, but some sur- water on the window sill (obviously a aggressive and responsible and you’ll
rounding product that wasn’t installed window problem, right?). They found, be rewarded with peace of mind and a
properly. That’s something that could though, that the stucco applicator had quality installation that you and your
have been ﬂagged earlier in the process punctured the perimeter ﬂexible ﬂash- colleagues can be proud of. After all,
if a quality control test was done early.
I know one project where, after the window’s perimeter.
building was turned over to the owner,
there’s been seven occasions that the Protect Yourself
general contractor called all of the
ing, allowing water to enter around the you’d spend more money ﬁxing a prob-
lem (that may not even be yours),than it
would cost to do the testing upfront.As I
always say, the devil is in the details. n
Every time you get a call about a leak,
exterior finish contractors (glazing, you have to go to the site and re-
stucco, rooﬁng and metal panel) to view the conditions to see why
help solve water penetration issues. water is penetrating the building.
The ﬁrst time it was a problem with This takes time away from your
the roofer who didn’t bring the rooﬁng other responsibilities, can be
membrane totally up and over the par- frustrating to deal with and costs
apet. This caused water to leak down you money.
C r a i g C a r s o n is the
manager for Alliance Glazing
Technologies Inc. in Littleton,
the inside of the curtainwall when it
Save yourself the time and grief
USGlass, Metal & Glazing | August 2016