Premier Floors - Manual (Page 24)

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After all of the walls are up, prior to setting
your top plate, check and plumb the alignment
of each wall, getting as close to square and
plumb as possible. If electrical chases are
being utilized, mark the vertical chases onto
your dimensional lumber top plate. Cut the top
plate so that the ends of the top plate have a
minimum 2’ overlap with the wall panel seams.
Apply a 3/8” diameter bead of Premier Mastic
down the center and along each edge of the
wall panel recess. Set the top plate and nail it
off according to the engineering specs, (usually
8d nails 6” o.c.) finish by drilling the electrical
chase access with a minimum 1 1/2” auger bit.
Headers
Depending on the engineering requirements of
your windows and doors, Premier’s Insul-Beam II
can be used in place of double 2 x 12s in spans
up to 16’.
Determine trimmer height: depth of the header
+ the top plate + bottom plate - height of
panel = height of trimmer (11 1/4” + 1 1/2”
+ 1 1/2” - 96” = 81 3/4”). Cut your trimmer
and cripple, apply Premier Mastic and nail
them together. Slide the pieces into the panel
recess. Next, install the panel that sits below
the window. Put your trimmer and cripple into