WEF Buyers Guide

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  • The LSS Internal Chimney Seal

    The LSS Internal Chimney Seal is available in four widths with unexpanded vertical heights of 8 inches (LSS 0-6), 10 inches(LSS 6-12), 14 inches (LSS 12-18), and 18 inches (LSS 18-24). The flexible rubber sleeve is extruded or molded from a high grade rubber which conforms to the applicable material requirements of ASTM C-923. The seal has a minimum thickness of .130 inches for durability and resistance to tearing and puncturing, and a range of coverage which allows a span of up to 24 vertical inches without the use of an extension. Flexibility of this material allows one size to fit a frame/chimney diameter range of up to 20 %.

    More Information » www.cretexseals.com/product/lss-manhole-chimney-se...

    The LSS Internal Chimney Seal
  • The Classic External Chimney Seal

    The X-85 External Chimney Seal is a high performance watertight seal for use between the manhole casting and concrete cone. Our state-of-the-art technology combines all of the advantages of a mechanical seal in amore economical version that is easy to use.

    More Information » www.cretexseals.com/product/x-85-external-seal

    The Classic External Chimney Seal

    PRO-RING™ is the only manhole grade adjustment system made from Expanded Polypropylene (EPP). PRO-RING™ products provide a proven alternative to concrete grade or adjustment rings and is the most advanced concrete-alternative manhole grade adjustment system available anywhere. The material is renowned for its ability to stand up to the harshest of conditions without damage or deformity for many years.

    More Information » www.cretexseals.com/product/pro-ring-concrete-grad...