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71 Fibered Asphalt Roof Coating

71 Fibered Asphalt Roof Coating

Available in: 1 gallon, 5 gallon & 55 gallon drums

KARNAK 71 Fibered Asphalt Roof Coating is a superior quality roof coating consisting of selected asphalts, mineral fibers and mineral spirits. 71 Fibered Asphalt Roof Coating is designed to provide excellent weathering protection on most roof surfaces. It may be applied to smooth surface BUR, SBS modified bitumen membranes, metal roof surfaces and roll roofing as a protective coating. The coating forms a tough, elastic film to help protect the underlying roof system.

 

Advantages

  • VOC: 248 g/L
  • ASTM compliant

Specifications

Coverage Calculator

  • 4-4 Gallons per 100sf**

 

This is intended as a general guideline only, coverage can vary based on many factors.

Uses

71 Fibered Asphalt Roof Coating may be used on smooth surface BUR, or SBS Modified Bitumen Membranes, metal roof surfaces and roll roofing as a protective roof coating.

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.”

Preparation & Application

SURFACE PREPARATION:
All roof surfaces should be swept clean of all dust and dirt. All blisters and breaks should be repaired with 19 Ultra Rubberized Flashing Cement or 19 Flashing Cement in a three-course application utilizing 34 Asphalt Cotton Membrane, 31 Fiberglass Membrane or 5540 Resat-Mat fabric reinforcement.

APPLICATION:
71 Fibered Asphalt Roof Coating may be applied by brush or heavy duty spray equipment. Apply at the rate of 4 gallons per 100 sq. ft. For applications by brush, 71 Fibered Asphalt Roof Coating is easily applied by pouring directly from the container and spreading with a wide fiber roof brush. Spray applications are easily and efficiently applied on large areas with either a standard type mastic pump or using airless spray equipment.

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