Not all Heatstop products are available at every location. Check the dealer nearest you for more information or call us at (800) 848-6166.
Featured Products
INSUL STICK
Combines insulation and strength. Apply over other brick, seal masonry wall penetrations, and more.
INSUL CAST
For backup insulating in any masonry application. Ideal for bread and pizza ovens.
HEATCAST 40
For casting special shapes for woodstoves, hearths, sidewalls and other high temperature applications.
HEAT STOP PREMIXED
For installing firebrick in fireplaces, boilers, incinerators, furnaces, kilns, etc. Also available in beige.
HEAT STOP 50 & HEAT STOP II
For all fireplace, chimney, and bake oven mortar needs. Non water soluble.
DOMESTIC FIREPLACE MORTAR
Combines insulation and strength. Apply over other brick, seal masonry wall penetrations, and more.