Chimney Liners

For wood, pellet, gas, oil and coal burning appliances. Rock-Flex chimney liners are fabricated with the highest quality stainless steel, UL 1777 tested and listed, air and water tight, and provide the best flexibility and strength to contain moisture and flue gases. Flexible chimney liners are only to be installed inside a masonry chimney.

Stainless steel rigid chimney pipe is offered in two stainless steel grades: 304L and 316L. 304L is used for wood burning applications. 316L is multi-fuel used for gas, oil, wood, corn, coal, and pellet, just to name a few. Both grades of stainless steel rigid pipe are 24 gauge. One end is expanded for better flow and easy pipe to pipe connection. All seams are laser welded, so gases and moisture stays inside and the pipes stays perfectly round. The interior of the pipe is smooth, giving you a 20% better draft for gas burning appliances and a 15% better draft for oil appliances. All stainless rigid pipes are U...

AL29-4C flexible stainelss steel liner kits are specified for use in high efficiency furnace and venting designs (typically 86% or greater efficiency). AL29-4C is a stainless steel alloy designed for extreme resistance to corrosion which makes it an ideal choice for venting high efficiency furnaces and boilers, corn, oil, and gas burning appliances.

Chimney liner insulation kits help ensure safety and efficiency for stainless steel flex chimney liners. Chimney liner insulation will help reduce the buildup of creosote. Insulating your chimney liner is strongly advised, especially for wood burning applications.

Use our Chimney Liner Adapters to assist in your installation and our Chimney Liner Accessories after installation when cleaning, inspection, and fire starters are needed. Even our Adapters and Accessories ship free to your door!