Flex-All Single Ply Stainless Steel Chimney Liner Kit - 5

Stainless Steel .006 316 grade. Flexible all propose chimney liner made for relining masonry chimneys, that vent gas, wood pellet, oil, or wood appliances. Applications include: fireplace inserts, furnaces, boilers and water heaters. Forever Vent: The Chimney Liner Thats Preferred by Professionals.