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High Temperature-Resistant Refractory Products

Vicar Industries is a trusted, authorized supplier of the entire line of Heat Stop refractory products. With a wide variety of mortars and castables for sale, we’re here to help you choose the best product for your building needs.
State and local building codes require high-temperature structures to be built using heat-resistant, acid-resistant and non-water soluble materials. The Heat Stop line is the industry standard for refractory mortar, and is safe and reliable for residential and commercial use. Heat Stop products are fully compatible with a variety of refractory brick options, and have been rigorously tested to meet or exceed the highest masonry construction standards. Common applications include fireplaces, chimneys, kilns, pizza ovens and backyard fire pits. Heat Stop is made to withstand temperatures of up to 2,500 degrees F. Refer to the manufacturer's website for product data and safety information.

Looking for mortar to install firebrick inside a fireplace, oven or a wood stove? Consider Heat Stop 50 or Heat Stop II dry mix products (inside or outside) or Heat Stop Premix (inside only). Need to re-point firebrick mortar inside a fireplace or chimney? Consider one of the Heat Stop mortar products. Need to parge insulation over firebrick or seal a wall penetration? Consider Insul Stick. Do you need to install a fire-resistant hearth? Use Heat Cast 40. Are you looking for an insulation material above a masonry oven dome or under a hearth? Use Insul Cast. Are you casting a dome, hearth, or wall for a pizza oven? Use Heat Cast 40. These are just a few of the ways the Heat Stop line of product can be used.

And remember, shipping is FREE when you place an order of $100 or more (continental US only).

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Fireplace Mortar INSUL STICK Heat Stop II 10 lb. Jar
Fireplace Mortar
Our Price: $19.50
Our Price: $37.00
Heat Stop II 10 lb. Jar
Our Price: $37.00
HEAT STOP PREMIXED Domestic Fireplace Mortar HEATCAST 40
Our Price: $42.00
Domestic Fireplace Mortar
Our Price: $45.00
Our Price: $67.00
INSUL CAST Heat Stop 50 Heat Stop 50 Tool Bundle II: includes Grout Bag and London trowel
Our Price: $70.00
Heat Stop 50
Our Price: $72.00
Heat Stop 50 Tool Bundle: Includes Hammer and Caulking Trowel pizza oven pizza oven
CBO 500 Bundle Kit
Our Price: $2,350.00
CBO 750 Bundle Kit
Our Price: $3,250.00
Consider Our Saw Blades
Cutting your own firebricks or other masonry product? Consider our line of refractory saw blades. We also sell a wide variety of masonry tools. Check them out here.