EM40

EM40

Our 16” Diameter EM40 Universal Flue is the largest insulating masonry chimney available. With proprietary “Air-Vent” technology, it will not crack like cheaper concrete alternatives. Used exclusively for outdoor applications, it requires a 2” clearance for combustible materials. Modular refractory masonry precast chimney components. Designed for field assembly as a outdoor chimney unit. MATERIALS: Light weight concrete of a proprietary mixture of Icelandic volcanic aggregate and aluminum cement for precast chimney block components. Compressive Strength: Chimney Block: 972 psi. Premixed (dry) EARTHCORE ADHESIVE. Tensile strength: 807 psi; Compressive strength: 2460 psi. Tested per ASTM C109, ASTM C307, and ANSI 118.4.