71AF Fibered Asphalt Roof Coating
Karnak #71AF Fibered Roof Coating is a superior quality coating consisting of selected asphalts, mineral fibers and mineral spirits designed to provide excellent weathering protection on most roof surfaces.
USES
Karnak #71AF Fibered Roof Coating may be used on smooth surface BUR, or SBS Modified Bitumen Membranes, metal surfaces and roll-roofing as a protective coating.
SPECIFICATION
COVERAGE RATE
Apply at 4 gallons per 100 square feet.
SURFACE PREPARATION
All surfaces should be swept clean of all dust and dirt. All blisters and breaks should be prepared with Karnak Cotton, Fiberglass or Poly-Mat Reinforcements and Karnak 19 ULTRA Rubberized Flashing Cement.
BRUSH APPLICATION
Karnak #71AF Roof Coating is easily applied when poured directly from the container and spread with a wide, fiber roof brush at the rate of 4 gallons per 100 sq. ft.
SPRAY APPLICATION
Karnak #71AF Roof Coating is easily and efficiently applied on large areas with either a standard type mastic pump or using airless spray equipment. Apply at the rate of 4 gallons per 100 sq. ft.
CARE OF TOOLS
Tools should be thoroughly cleaned with mineral spirits, taking necessary precautions when handling combustible materials.
COLD-PROCESS SYSTEMS AND COATINGS, EITHER EMULSION OR SOLVENT BASED, SHOULD ONLY BE INSTALLED ON DECKS WITH POSITIVE DRAINAGE.
PER NRCA, (NATIONAL ROOFING CONTRACTORS ASSOCIATION) "THE CRITERIA FOR JUDGING PROPER SLOPE FOR DRAINAGE IS THAT THERE BE NO EVIDENCE OF STANDING WATER ON THE DECK 48 HOURS AFTER IT STOPS RAINING."
CARE OF TOOLS
Tools and other equipment should be cleaned with water immediately after use. Dried coating may be cleaned with mineral spirits, taking necessary precautions when handling combustible materials.
CAUTION
Do 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. Cover air intakes during application and while drying.
PACKAGING
Available in 5 gallon pails and 55 gallon drums.
Note: COLD-PROCESS SYSTEMS AND COATINGS, EITHER EMULSION OR SOLVENT BASED, SHOULD ONLY BE INSTALLED ON DECKS WITH POSITIVE DRAINAGE.
PER NRCA, (NATIONAL ROOFING CONTRACTORS ASSOCIATION) "THE CRITERIA FOR JUDGING PROPER SLOPE FOR DRAINAGE IS THAT THERE BE NO EVIDENCE OF STANDING WATER ON THE DECK 48 HOURS AFTER IT STOPS RAINING."