shall be met:
a. No vertical spread of flame within core of panel from one story to
the next.
b. No flame spread over the exterior surface.
c. No vertical flame spread over the interior surface from one story
to the next.
d. No significant lateral spread of flame from compartment of fire
origin to adjacent spaces.
1.2.1.4
Mock-Up Installation of EIFS
**************************************************************************
NOTE: Specify mock-up installation only if required
because of significance and prominence of project.
A mock-up installation may also be justified where
out of the ordinary finishes or other special
features are specified . The sample installation
should be at least one story in height and one bay
wide.
**************************************************************************
Complete wall mock-up installation [_____] mm [_____] ft high by [_____] mm
[_____] ft wide, including typical control joints [and at least one window
opening]. Control joints to be filled with sealant of type, manufacturer,
and color selected. Construct mock-up installation at [manufacturer's
plant] [job site]. Build mock-up to comply with the following requirements,
using materials indicated for the completed work:
a.
Locate mock-up installation(s)in the location and size [indicated]
[as directed by the Contracting officer].
b.
Demonstrate the proposed range of color, texture, thickness,
insulation, and workmanship.
c.
Obtain Contracting Officer's written approval of mock-up before
starting fabrication of work.
d.
Maintain mock-up installation(s) during construction as a standard
for judging the completed work by protecting them from weather and
construction activities.
[e.
When directed, demolish and remove mock-up from the site.]
1.2.2
Component Requirements and Tests
The components of the system shall meet the performance requirements as
veryfied by the tests listed below.
1.2.2.1
Surface Burning Characteristics
Conduct ASTM E 84 test on samples consisting of base coat, reinforcing
fabric, and finish coat. Cure for 28 days. The flame spread index shall
be 25 or less and the smoke developed index shall be 450 or less.
SECTION 07240
Page 10
Previous Page
