Fire and Nice.
Window And Door
For the most efﬁcient,
speed contours; and modification of the solar heat gain coefficient (SHGC) from
basic wind speed based on updated cli- 0.40 to 0.36 in climate zone 4 and 0.38
aluminum vision doors,
windows and glazed wall
systems, look to Aluﬂam.
Built with anchoring holes,
gaskets and glazing tapes
pre-installed, our selection
comes pre-assembled and
prepared for installation.
With a virtually limitless
portfolio that includes true
extruded aluminum vision
doors, windows and glazed
walls ﬁre-rated for up to
matic and weather data.”
New hurricane contours in the north- ASHRAE 90.1-2016.
eastern states were also developed based
on updated hurricane models,and the lo- disapproval of CE42, which would have
cations of the contours along the hurri- lowered the SHGC to 0.25 all the way up to
cane coast line were adjusted to reflect zone 6,including places like Minneapolis.
new research into the decay rate of hurri- “This proposal has been defeated several
in zone 5 to match what will be in
That change followed the unanimous
canes over land,Goupil said.
New maps for the state of Hawaii
times before,”said Culp.
Also approved by a 12-0 margin was
were developed to eliminate it as a spe- CE286, which corrects language that
cial wind region and to provide guid- woulddiscouragewindowreplacementor
ance on the wind patterns for the state other upgrades in existing buildings that
that occur because of the unique to- alreadyhavefenestrationandskylightarea
120 minutes, you’ll see
why we’ve become the
favorite of architects and
pography there,” she said.
over the prescriptive limit.
Likewise,RE146 sets the baseline win-
EnC4e0r2g.4y.1P.2e,wrhfoichrmincarneacseed skylight dow area at 15 percent, and keeps the
same penalty for window areas above 15
area from five to six percent when day- percent.It now also gives a credit for low-
lighting controls are used, was among ering window area below 15 percent.
those in the International Energy Con-
“This gives an incentive to reduce win-
servation Code (IECC). This change dow area, which the window industry is
aligns the IECC code percentage with obviously concerned about,”said Culp.“In
Otherindustry-relatedclarificationsin- too drastically … as homeowners want
cluded alterations to CE72-16, which in- windows and no one wants to live in a
volves U-, C- and F-factors of building cave, but this incentive could cause de-
envelopes. Proponents lobbied for a signers to take out a window here and
change to fix an“editorial oversight.”
Tom Culp,who represented the Glazing
there,and that’s a concern.”
Two other industry-related proposals,
Industry Code Committee (GICC), said RE156 and RE134,were also approved.
Table C402.4 was omitted in the previous Both set a “backstop” on the envelope,
wording,andtheproposalalsohadastate- giving the flexibility to make changes in
ment added “to make it clear that fenes- the traditional performance path or new
tration must still meet the applicable energy rating index path but also affirm-
ing that the envelope can only be traded
Additionally, the document now refer- off so much.
ences C402.1.5 in the alterations section
“This backstop says even if you exceed
to refer to specific values in the envelope theenergyperformanceinotherareaslike
performancealternative.Editorialchanges high-efficiency equipment, use of solar
to the language in skylight codes were up- panels, better lighting, etc., the envelope
datedfornewskylightsreplacingoldones. stillhastobewithin15percentof thetotal
Also part of the IECC,CE94,proposed area-weighted average of the 2018 pre-
by GICC,made moderate changes to the scriptive levels. s
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June 2016 | USGlass, Metal & Glazing