Page 24 - Catalogs

GUIDE SPECIFICATIONS | Section 2.2
POLYDECK 100SC
®

Product Instructions Note: Polycoat basecoats should be applied the same day as the
For complete information associated with the application of primer to avoid missing the primer recoat window. If this is not
all Polycoat Products decking systems and products, refer possible, broadcast heavy with aggregate into the primer to aid in
the adhesion of the basecoat to the primer. Do not exceed recoat
to the General Guidelines and Technical Data Sheets of the window of 12 hours after cure and if the recoat window is passed, then
Polycoat Products catalog, which describes the products, solvent wipe the surface with VOC-compliant solvent and re-prime
surface preparation, job conditions, finishing details and other before proceeding with the next coat/phase.
necessary information. PHASE 4:
Apply a second coat of PC-220SC at a rate of 3/4 gallon/100
Coatings Application sqft (0.31 liters/sqm) or 125 sqft/gallon. Immediately broadcast
PHASE 1: washed, dry, rounded sand, 20 mesh (0.841 mm), 6.5+ Mohs
Check area of application to ensure that it conforms to the minimum hardness, at a rate of 20 lbs/100 sqft (1 kg/sqm)
substrate requirements, as stated in the General Guidelines. or as required to achieve a slip-resistant finish, into the wet
Prime all joints, cracks, flashings with approved primers as second coat, covering it completely. This coat will result in an
specified below in Phase 2. Apply PC-260 over all joints, cracks, 11 ± 2 dry mils (279 ± 51 microns) thick membrane, exclusive of
and flashing. Bridge joints, cracks, and flashings with 4” (10.2 aggregate. After allowing to cure, remove all loose aggregate.
cm) Straight Jacket Tape, pushing it into the PC-260 with a Recoats must be done within 24 hours of cure.
trowel. Using PC-260 as a caulking compound will shorten
the curing time appreciably over conventional polyurethane PHASE 5:
caulks. Over reinforcement tape, apply a stripe coat of PC-260 Apply desired color of Polyglaze 100SC or Polyglaze AL-50SC
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and taper it onto the adjacent surface. Allow the surface to topcoat at a rate of 1 gallon/100 sqft (0.41 liters/sqm) or 100
cure for 1 to 2 hours. A manufacturer approved single or two- sqft/gallon. For best results, use a 3/8 inch (0.965 cm) nap
component polyurethane sealant may also be used to bridge phenolic core roller. This coat will result in an additional 12 ±
joints, cracks, and flashings. 2 dry mils (305 ± 51 microns) thick membrane.

PHASE 2: Optional Fast Cure
Substrates other than new plywood are to be primed. Primer BASECOAT:
is optional for new plywood. Metal and concrete which have The addition of PC-50 will shorten cure time to 3-5 hours for
been cleaned should be primed with Polyprime 2180SC each coat an ambient temperature of 75°F (24°C). Recoats
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at a rate of 1 gallon/300 sqft (0.14 liters/sqm) or 300 sqft/ should occur within 12 hours after cure. If recoat window has
gallon. Apply using a brush or a 3/8 inch (0.965 cm) phenolic passed, then solvent wipe the surface with VOC-compliant
core roller. This will result in a 4 dry mils (102 microns) thick solvent and re-prime with Polyprime U.
®
membrane.
TOPCOAT:
Note: For rough or porous concrete or when outgassing is a concern, The addition of Polyglaze Hardener will shorten cure time to
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use Polyprime EBF-LV at an approximate rate of 1 gallon/200 sqft
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(0.21 liters/sqm) or 200 sqft/gallon; this rate may vary on the porosity 2-4 hours for each coat. Recoats should occur 8-12 hours of
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of the substrate. Allow primer to become tack free before moving to when the surface becomes tack-free. If Polyglaze Hardener
the Coating Application. The point at which the primer is deemed as is used to accelerate curing, then the recoat window for the
tack free is when the primer passes thumbprint test. The thumbprint subsequent coat is reduced to 24 hours after cure. If the recoat
test is defined by when a thumbprint is left in the primer and primer window has passed, then solvent wipe the surface with VOC-
does not transfer to the thumb. If the primer has been allowed to
remain tack free for more than 12 hours, it is necessary to solvent compliant solvent and re-prime surface.
wipe surface with VOC-compliant solvent and re-prime the surface.
SLOPING, CONCRETE REPAIR, CRACK FILLING:
PHASE 3: For sloping, concrete repair or to fill cracks, use PC-260 neat
Apply PC-220SC to the substrate at a rate of 1.5 gallon/100 or add sand/rubber granules from 0.5 to 1.5 by volume into
sqft (0.62 liters/sqm) or 66 sqft/gallon. For best results, use a mixed PC-260.
1/8 inch (0.32 cm) notched trowel or notched squeegee. A 3/8
inch (0.965 cm) nap phenolic core roller, may be used but extra FINISHED SYSTEM:
care should be taken to prevent air bubbles. Spread mixed When applied as directed, the Polydeck 100SC Pedestrian
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PC-220SC evenly over the entire deck resulting in a 21 ± 2 dry Traffic Deck System will provide 44 ± 5 dry mils (1118 ± 125 dry
mils (533 ± 51 microns) thick membrane. Allow PC-220SC to microns), exclusive of aggregate, of superior waterproofing
cure before proceeding to Phase 4. Recoats must be done protection. The system requires a continuous coating
within 24 hours of cure. application to minimize lines and/or streaking. Any optional
adhesion test is to be performed seven days after product

POLYCOAT PRODUCTS TEL 562.802.8834 | FAX 562.921.7363 Section 2.2
wpsales@polycoatusa.com | www.polycoatusa.com