Heat Stop 50 Refractory Mortar

Heat Stop products are used in new installations of firebrick and clay flue lining and also for repairs. Heat Stop provides resistance to temperatures well above 2000 degrees Fahrenheit and meets all building codes.

Heat Stop 50 is the best mix for both firebrick and flue installations. Fireplace masons prefer its workability and texture. It sets up fast in wet climates – no efflorescence. Non-water soluble in service. Long shelf life and won’t freeze in transit. Ready to use – just add water. Add any mortar color.

Heat Stop [SDS]

Product NumberDescriptionPackaging
SCHS 50Heat Stop 5050 lbs bag
Description