Heat Stop II is a dry-mix, non-water soluble refractory mortar. FREE Shipping.
It is often used in the installation or repair of high-temperature resistant firebrick and masonry in bread or pizza ovens, boilers, fireplaces, flues, furnaces, incinerators, kilns, and wood stoves. It is fire-resistant, non- water soluble and may be used in exterior applications. Resists temperatures to 2,500 degrees. Combine Heat Stop II dry mix with clean, cold water for masonry applications. Meets all state and national building codes, including A.S.T.M. C-199. You will need approximately 50 lbs. of product to lay up 100 firebrick (2 1/2" thick bricks), assuming a joint thickness of 1/16" to 1/8", which is recommended. Joint thickness up to 1/2" is acceptable. Shipped in a 10 lb. jar or pail.
Safety data sheets are available on request. Always follow manufacturer's instructions. Wear goggles, gloves and a mask.
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