| USES Karnak
#83AF Fibered Dampproofing is designed to dampproof masonry and
concrete exterior surfaces below grade and interior surfaces above
grade. This product is also suitable as a general protective coating
for wood, steel and for all backup materials for masonry such as
stone, brick and concrete.
SPECIFICATION
- ASTM D-4479 Type I
- SSA-694d
SURFACE PREPARATIONSurfaces
must be clean, dry and free from oil, grease, release agents, laitance,
dirt, dust and debris. All cracks and pin holes should be repaired
and filled with Karnak #86AF Trowel Mastic prior to coating. If
the surface is very porous, it is recommended that Karnak #108 Asphalt
Primer be utilized to provide a firm film base prior to coating
with Karnak #83AF Fibered Dampproofing.
APPLICATION
BRUSH APPLICATION:
Apply with a wide, fiber brush at the rate of 4 gallons per 100
sq. ft.
SPRAY APPLICATION:
Utilize a standard heavy duty airless spray pump
using heavy duty guns and nozzles. Equipment manufacturers should
be consulted for more complete information. Apply at the rate
of 4 gallons per 100 sq. ft.
NOTE:
Allow the film to cure for at least 24 to 48 hours prior to backfilling.
Care should be taken during filling not to puncture or damage
the coating. A protection board is highly recommended to protect
the film prior to backfilling. Backfilling should take place within
7 days in areas where hydrostatic pressure is known to occur.
Contact Karnak Corporation for alternate product suggestions.
COVERAGE RATEApply
at the rate of 4 gallons per 100 square feet.
CARE OF TOOLSTools
and other equipment should be thoroughly cleaned with mineral spirits,
taking necessary precautions when handling combustible materials.
PHYSICAL PROPERTIES
- Weight per Gallon: 8.4 lbs.
- Solids by Weight: 72%
- Solids by Volume: 65%
- Color: Black
- Permeability: 0.003
- Cure Time: 24 to 48 hours @ 77° @ 50% Relative Humidity
- Application: Brush or Spray
- Service Temperature Range: 40° to 150°F
CHEMICAL RESISTANCE
- Acids: Excellent
- Alkaline: Excellent
- Salts: Excellent
CAUTIONDo
not use near open flame. Avoid breathing solvent fumes and prolonged
contact with skin. Do not take internally. If swallowed, do not
induce vomiting. Call a physician immediately. Keep out of reach
of children. Keep container covered when not in use. Do not thin.
Dispose of in an environmentally safe manner.
PACKAGINGAvailable
in 5 gallon pails and 55 gallon drums.
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