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Karnak Roofing 100 Non-Fibered Primer (Quick Drying Primer)

KARNAK 100 Non-Fibered Primer is a general purpose non-fibered emulsion primer prepared from an asphalt binder, carefully refined and emulsified in water by means of selected colloids. The asphalt emulsion thus produced is of heavy paint consistency. It is especially designed for use as a general utility prime coat for concrete, gypsum, masonry, brick, and metal surfaces over which waterproofing, dampproofing, roof coatings, membranes and other asphaltic products are to be applied. KARNAK 100 Non-Fibered Primer is designed specifically to prepare surfaces for torch-applied modified bitumen membrane, where solvent-based primers are not permitted or applicable. KARNAK 100 Non-Fibered Primer will not burn or support combustion in a liquid state and will not flash. This is a low odor coating that resists the absorption of exterior moisture

Product Type: Primer

Compatible Substrates & Surfaces: Asphalt, Brick, Concrete, Metal

Features: Fast Drying, General Purpose, Low VOC

Application Method: Brush, Roller, Spray

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Identification & Functionality

Product Type

Features & Benefits

Ready-to-Use Product Features
Features, Benefits & Advantages

Ideal for priming substrates prior to installing torch applied modified membranes Water-based asphalt, safe to use, will not flash or burn in the liquid state

Applications & Uses

Application Method
Compatible Substrates & Surfaces
Uses

100 Non-Fibered Primer is a general utility primer for concrete, gypsum, masonry, brick and metal surfaces over which waterproofing, dampproofing, roof coatings, asphaltic membranes or other asphaltic products are to be applied. Use to prime surfaces for the installation of torch-applied modified bitumen membranes.

Surface Preparations

All surfaces should be clean and free from oil, grease, dust, dirt and other foreign matter. Recommended application temperature is 40°F to 120°F. If applying at temperatures lower than 40°F, the substrate must be free of ice crystals.100 Non-Fibered Primer can be applied to damp surfaces. Dry surfaces may be dampened with water before application of 100 Non-Fibered Primer.

Application

APPLICATION 100 Non-Fibered Primer is easily applied by brush, roller or airless spray equipment. When applying work primer into all cracks and crevices. When brushing apply with a soft wide fiber brush in even strokes, feathering the primer on the surface to obtain a smooth, uniform film.

Coverage Rate

Apply at 1 to 2 gallons per 100 sq. ft. (16-32 wet mils) depending upon porosity and type of surface being primed.

Properties

Physical Properties
ValueUnitsTest Method / Conditions
Weight per Gallon8.5lbs--
Solids by Weight52%Nominal--
Solids by Volume49%Nominal--
ColorBlack--
Permeance0.5 metric perms--
Application Temp.40°F to 120°F--
Dry Time2 to 4 hours @ 77°F and 50% Relative Humidity--
Cure Time24 to 48 hours @ 77°F and 50% Relative Humidity--
Service Temp (Cured Film)-5°F to 180°F--

Regulatory & Compliance

Certifications & Compliance

Safety & Health

Caution

Do not apply when rain is imminent. Protect from freezing. Coating must be dried before exposure to water. Store in a heated room and keep container covered when not in use. Do not thin. Avoid prolonged contact with skin. Dispose of in an environmentally safe manner. Exterior use only.

Packaging & Availability

Packaging Type
Packaging

Available in 5-gallon pails and 55-gallon drums.