Description
Karnak 19 Ultra Flashing Cement is the next generation elastomeric flashing cement. Scientifically compounded with a selection of rubber reinforced asphalt, mineral fibers, and refined solvents. 19 Ultra is manufactured to a heavy pliable consistency for ease of application by trowel. 19 Ultra provides a durable elastomeric coating of greater strength, excellent adhesion and high resistance to water and weathering.
19 Ultra is composed of special chemical ingredients which give it a unique water displacement quality (Wet/Dry). 19 Ultra dries to a tough, flexible, waterproof and corrosion proof rubber coating which gives maximum protection and excellent performance over wide ranges of temperature and weather conditions. Pro Fastening Systems stocks 19 Ultra in 2 consistencies: Summer and Winter grade.
ADVANTAGES
- Rubberized – elastomeric
- Wet or dry application
- Improved low-temperature flexibility
- Will not shrink or crack
- Smooth, easy to apply rubber-like trowel consistency
- Excellent adhesion
- Excellent resistance to flow (sag) at high roof temperatures
- Ready to apply – no mixing required
- Sticks under water the first time
- Can use with fiberglass membrane under water
- Greater strength
- ASTM compliant
