Specialty Mortars
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Tenon® Refractory Mortar
Tenon® Refractory Mortar is a specially engineered blend of specific cements and aggregates, giving the mortar unique heat-resistance and thermal characteristics for use in high-temperature applications such as inside fire pit rings, setting chimney clay flue liners, parging a smoke chimney chamber, and setting fire bricks. Passes ASTM C199 (Standard Test Method for Pier Test for Refractory Mortars) for mortar temperature limits to 2,550°F for a minimum of 6 hours. Available in 10 lb. pails (BOM #120913), 25 lb. pails (BOM #114050), 50 lb. bags (BOM #120924), and 50 lb. pails (BOM #121094).
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Tenon® Underground Utility Mortar
Tenon® Underground Utility Mortar 50 lb. (BOM #120704) and 80 lb. (BOM #114181) is a is a dry, preblended, air-entrained mortar mix containing Portland cement, hydrated lime, and dried masonry sand that is formulated for superior bond and outstanding freeze-thaw resistance in all underground precast concrete structure applications. This product meets the requirements of ASTM C270 Standard Specification for Mortar for Unit Masonry and ASTM C1714 Standard Specification for Preblended Dry Mortar Mix for Unit Masonry.