Installation Guide

SAKRETE® Stucco Finish Coat is a factory-blended, decorative, water
resistant, portland cement-based, non-structural fi nish coat stucco
for use as a decorative fi nish coat stucco for vertical and overhead
application Sakrete Stucco Finish Coat is available in both gray and
white. See stucco color packs for recommendation for use with a gray
or white fi nish. OVER: SAKRETE® Stucco Base Scratch and Brown Coat
Conforms to appropriate sections of ASTM C 926 Standard Specifi ca-
tion for Application of Portland Cement-Based Plaster.
SAFETY:
READ and UNDERSTAND the Material Safety Data Sheet (MSDS) before using
this product. WARNING: Wear protective clothing and equipment. See HMIS
block. For emergency information, call CHEMTREC at 800-424-9300
or 703-527-3887 (outside USA). KEEP OUT OF REACH OF CHILDREN.
PREPARATION:
Remove all unsound concrete, mortar, grease, oil, paint and other foreign
materials that will inhibit performance. When used over old stucco,
SAKRETE® Bonder/Fortifi er is required. For best results, apply a scratch and
brown coat in accord with ASTM C926 prior to application of the SAKRETE®
Finish Coat Stucco.
Refer to:
• SAKRETE® Base Coat Product Information
ASTM D 4258 Surface Cleaning of Concrete before painting
ASTM C 926 Application of Portland Cement Plaster
ACI 524R Guide to Portland Cement Plastering
MIXING:
Use clean tools and potable water. Use approximately two gallons (7.6 L) of
water per 80 lb. (36.2 kg) bag. Mix only quantities that can be applied within
one hour. Overporous substrates and/or during hot, dry weather, one of the
mixtures (below) is required:
Place the water in the mixing container, gradually add the SAKRETE® Finish
Coat Stucco to the mixing water and mix until material is wet and of a trowel-
able consistency. WATER AND MIXING TIME MUST BE KEPT TO A MINIMUM
AND BE CONSISTENT BETWEEN BATCHES to reduce the possibility of varia-
tions in color.
MIXING: (CONT.)
Wash out the mixer periodically to keep material from caking. If the mixture
becomes stiff and diffi cult to trowel, discard it. When using multiple batches
of SAKRETE® Finish Coat Stucco, combine bags from different lots to pro-
mote uniform color. Refer to applicable sections of the standards referenced.
DO NOT re-temper. Re-tempering will seriously affect color. When using
SAKRETE Bonder/Fortifi er, pre-dilute with water fi rst before mixing with the
SAKRETE® Stucco Finish Coat. The addition of SAKRETE® Bonder/Fortifi er
improves bond, curing, reduces shrinkage cracks, improves color retention
and helps reduce effl orescence.
PLACEMENT:
Install to a minimum thickness of 1/8” (3.2 mm) and in accordance with the
standards referenced. Finish according to the texture specifi ed. Smooth and
oat fi nishes are not recommended for color applications. Wood fl oats are
preferred. Over-fl oating the material can result in color variations, mottling
and surface defects. The Air, Mix & Substrate temperatures should all be
between 40° F (4.4°C) to 90°F (32.2°C).
SPRAY APPLICATION:
The following information is offered as a guide only. Specifi c product,
equipment, application conditions and user experience will infl uence proper
application results. Consult with the equipment manufacturer for equipment
handling techniques. Field Test material with equipment prior to starting
project.
CURING:
Excessive water used in curing will affect fi nish color and performance.
Protect newly applied substrates from rain for 12 hours. Protect from freezing
for 48 hours after application. Materials modifi ed with SAKRETE® Bonder/
Fortifi er should be air cured, unless hot and/or drying winds or low humidity
are present. Under such conditions, if not modifi ed, lightly fog spray. Cure per
American Concrete Institute 308-Standard Practice for Curing Concrete. As
with all stucco, surface cracking may occur due to curing conditions, control
joint confi gurations, over-watering, over-troweling or other conditions beyond
the control of the manufacturers of SAKRETE® products. Effl orescence is
a naturally occurring phenomenon associated with portland cement based
products. Elevated mineral content, salts or other particulates can exacerbate
this condition.
Stucco Finish Coat
Gray/White
www.sakrete.com • 866-SAKRETE 866-725-7383
Sakrete Stucco Finish Sakrete Bonder Fortifi er Water
80 lbs. 1/2 gallon 1 1/2 gallons
36.2 kg 1.9 L 5.8 L
Progressive
Cavity Pump
Hose diameter
& Max. length
Gun Tip Pressure at
Pump
Pressure at
Gun
2.5 L 1” to 1½”
(25.4 to 38.1
mm)
Pole 7/16” to
9/16” (11.1
to 14.3
mm)
300 to 400
psi (2.1 to 2.8
MPa)
Air Compres-
sor to furnish
50 psi (0.3
MPa)
REV 3-10
Sakrete Stucco Finish Coat G-W Basalite Tech Data 3-10.indd 1 3/4/2010 1:22:20 PM

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