Karnak Corporation

DESCRIPTIONKarnak #170AF Tar Cement is a tar base, plastic cement with unique water repellent characteristic. Karnak #170AF Tar Cement is ideal for emergency roof repairs when roof leaks occur since it can actually be applied under water. Prepared to a heavy consistency for application by trowel to provide a durable, elastic coating with long-lasting, weather-resisting protection, this product gives excellent performance over a wide range of temperatures and conditions and has excellent self-healing properties.

USESA general purpose tar roof cement for repairing splits, cracks, holes and blisters on built up coal tar roofs. Average coverage is 1/16" thick or approximately 4 gallons per square.

SPECIFICATIONS

ASTM D-4022 (AF)
Fed. Spec. SS-C-153 Type II (AF)

SURFACE PREPARATIONAll surfaces should be clean, dry and free from oil or grease, dust, dirt, loose paint or other foreign matter.

APPLICATIONSpread Karnak #170AF Tar Cement to an average thickness of 1/16" to repair blisters, breaks or seams. This product is ready to use directly from the pail and should not be thinned in any way. In cold weather, stiffness can be reduced by storing the container in a warm area before using.

PHYSICAL PROPERTIES

Solids by Wt.: 77%
Solids by Volume: 66%
Wt. per Gallon: 9.59%

RESISTANCEBacteria and corrosive acids of soil, chemical fumes and vapors, most acids and alkali occurring in industry.

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.

FOR THE PROTECTION OF FLAT-LEVEL TAR AND GRAVEL ROOFSProduct is self-healing and will run off any surface that is not level and flat.