APPROVED FOR INDOOR & OUTDOOR USE
MEETS ASTM C-199 OR EQUAL
Dry, hydraulically setting, non-water soluble, medium duty 2700°F mortar.
Add .75 quarts of water per 10lbs of dry product until completely blended.
Only mix what can be utilized within 15 minutes
Do not retemper (the addition of water after the chemical reaction has begun).
The use of warm water will accelerate setup
Joint thickness should be thin (1/4”- 3/8”) for firebrick
Complete set time is between 48 & 72 hours.
For best results, please allow seven days before heat is applied.
Approximately 35 to 40 lbs of prepared mortar will lay up one hundred 9 x 4½ x 2½” Straights.
DO NOT add additives such as fireclay, sand, cement, or other accelerators.
May cause cancer if inhaled. Causes skin irritation. May cause respiratory irritation. Causes serious eye irritation. May cause damage to organs. – Lungs Wash thoroughly after handling. Do not eat, drink or smoke when using this product. Use only outdoors or in a well-ventilated area. Wear protective gloves / protective clothing / eye protection / face protection. In case of in-adequate ventilation wear respiratory protection. IF INHALED: If breathing is difficult, remove victim to fresh air and keep at rest in a position comfortable for breathing. IF IN EYES: Rinse cautiously with water for several minutes. Re-move contact lenses, if present and easy to do. Continue rinsing. IF ON SKIN: Wash with plenty of soap and water. Store in a closed container. Keep cool.