Insulating Refractory Repair for Firebrick Woodstoves and Parging - Insul Stick
Insul Stick is a medium-weight refractory castable product designed for high-temperature applications. It is an insulating compound ideal for casting custom shapes for woodstoves, fireplace hearths, walls, boilers, furnaces, and more.
Key Features
- Versatile Application: Perfect for smooth parging over firebrick in fireplace smoke chambers. It can be cast, parged, troweled, or sprayed.
- High Insulating Value: Combines insulation and strength, meeting ASTM E-136 requirements for sealing wall penetrations for utility passthrough.
- Packaging Options: Available in 5-lb and 20-lb pails.
Specs
Coverage: Approximately 2.5 lbs covers one sq. ft at 1/2 inch thickness.
A full 20 lb pail covers 8 sq. ft. at 1/2" thickness.
Mixing Instructions: Add 3/4 to 1 quart of clean water per 5 lbs of dry mix and blend thoroughly. No additional additives are required.
Practical Examples
- Fireplace Restoration: Use Insul Stick to parge over firebrick, enhancing both insulation and strength.
- Boiler Maintenance: Cast custom shapes to fit around boiler components, ensuring a durable and heat-resistant barrier.
- Utility Sealing: Seal wall penetrations for utility passthroughs with confidence, knowing Insul Stick meets strict ASTM standards.
Insul Stick is conveniently shipped in 20-lb pails, making it easy to handle and store.
Meets ASTM E-136 and ASTM C-199 standards.
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