When the chimney pipe extends more than 5 feet above the roof, it is supported. Adjustable from 67" to 114". Limited lifetime warranty when used with 5" DuraTech chimney pipes. A vent pipe with a 5" inner diameter is required for this unit. A chimney installation may necessitate extending the pipework above the regular roof line. When the addition is more than 5 feet above the roof, this chimney support is used. It has a height range of 67" to 114" and is designed to work with DuraTech 5" chimney pipes. The DuraTech technology is used to vent systems that require a chimney temperature of 2100 degrees Fahrenheit. This item comes with a limited lifetime warranty and is manufactured using the same high-quality materials and craftsmanship as any other DuraTech product.

Supports chimney pipe when it extends more than 5 above the roof Adjusts 67" to 114" For use with 5" DuraTech chimney pipes Limited lifetime warranty