Class-A Double Wall Insulated Chimney Pipe 6" x 12"

The 6" inner diameter by 12" long double wall insulated chimney pipe length is designed to expand the existing chimney stack.

This product features:

• 304 stainless steel construction for superb corrosion resistance.
• 0.019" inner and outer walls (17% thicker than other brands).
• High-density 1.18" thick ceramic fiber insulation.
• Twist Lock connection for easy assembly.
• A locking band is included for a watertight seal.
• It carries a limited lifetime warranty.