A pre-mixed, fiber-reinforced, high temperature silicate mortar for setting, coating or repairing firebrick. Used extensively as the mortar between firebricks when building fireplace fireboxes. Will withstand temperatures up...

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A pre-mixed, fiber-reinforced, high temperature silicate mortar for setting, coating or repairing firebrick. Used extensively as the mortar between firebricks when building fireplace fireboxes. Will withstand temperatures up to 3000-Degree F. Requires heat to cure. Buff color.

  • Pre-mixed, fiber-reinforced, high temperature silicate mortar
  • Use where thicker joints are required
  • Withstands working temperatures up to 3000-Degree F
  • 1/2 Gallon Size, Buff in color
  • NOT FOR OUTDOOR USE. Made in the USA

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