Installation Guide

14
Veneer Plaster System Components
Kal-Kore
®
Kal-Kore is a tapered edge gypsum
wallboard plastering base having a
blue absorptive face paper surface
designed to permit rapid trowel
application and strong bond of
Kal-Kote, Uni-Kal and X-KALibur
plasters. Also available foil backed
or Fire-Shield (Type X). Kal-Kore is
manufactured to conform to ASTM
Specification C 588/C 1396 and
CSA A82.27.
SPECIFICATIONS
Size Thickness Edge Pcs./Bdl.
4' x 8' 3/8" (9.5 mm) Tapered 2
(1219 mm x 2438 mm)
4' x 8', 12' 1/2" (12.7 mm) Tapered 2
(1219 mm x 2438 mm, 3657 mm) 1/2" (12.7 mm)
FSK-C
4' x 8', 12' 5/8" (15.9 mm) Tapered 2
(1219 mm x 2438 mm, 3657 mm) FSK
4' x 8', 12' 5/8" (15.9 mm) Tapered 2
(1219 mm x 2438 mm, 3657 mm)
SPACING OF FRAMING OR FURRING
Type of Maximum
Framing or Kal-Kore Spacing
Furring Thickness on center
Wood 3/8" (9.5 mm) 16" (406 mm)*
1/2" (12.7 mm) 24" (610 mm)**
5/8" (15.9 mm) 24" (610 mm)
Metal*** 3/8" (9.5 mm) N.A.
1/2" (12.7 mm) 16" (406 mm)
5/8" (15.9 mm) 24" (610 mm)
N.A.–Not Approved.
* Bound edge of Kal-Kore must be at right angles to framing for ceiling or walls.
** Bound edge of Kal-Kore must be at right angles to joists. 16" (406 mm) maximum
spacing for bound edge of Kal-Kore parallel to joists.
*** On ceilings, screw furring channel [7/8" (22.2 mm) depth] shall span 48" (1219 mm)
maximum. Resilient furring channel [1/2" (12.7 mm) depth] shall span 24" (610 mm)
maximum. For greater spans, 1-5/8" (41.3 mm) Screw Studs may be used as Ceiling
Furring Channels provided they are secured with flanges up (open side up) at
spans not to exceed: 6' (1829 mm) at 12" o.c. (305 mm) spacing, 5'6" (1676 mm)
at 16" o.c. (406 mm) spacing and 5' (1524 mm) at 24" o.c. (610 mm) spacing.
** Alternate: On walls, 1-1/4" (31.8 mm) Type W screws are spaced 12" (305 mm) when
framing is 24" o.c. (610 mm), 16" (406 mm) when framing is 16" o.c. (406 mm).
FASTENERS FOR ATTACHING KAL-KORE
Framing Kal-Kore Fastener Fastener Spacing
Screw 1/2" (12.7 mm) Type S Screws 12" o.c. Max.
Studs & 1" (25.4 mm) for single layer (305 mm)
Furring 5/8" (15.9 mm) 1-5/8" (41.3 mm) for two-ply
3/8" (9.5 mm) 1-1/4" (31.8 mm) annular Ceiling 7" o.c.
or 4d box nails** (178 mm) Max.
Wood 1/2" (12.7 mm) 1-1/4" (31.8 mm) annular Sidewall 8" o.c.
Framing or 5d box nails** (203 mm) Max.
5/8" (15.9 mm) 1-3/8" (34.9 mm) annular
or 6d box nails**