Selkirk-Metalbest Metalbest 18" Closure Ring for Class A Chimney Pipe Termination

18" Closure Ring for Class A Chimney Pipe Termination This ring is required to cover the insulation at the top of the chimney if any termination other than Selkirk Round Top is used. The perfect fit for large custom masonry fireplaces, Selkirk offers the best selection of large diameter chimney pipe in the industry. With stainless steel and durable galvanized construction this pipe is made to last. UL Listed for gas, wood and liquid-fired appliances, this Class A pipe is backed by a lifetime warranty, th...