DuraFlex AL | sku: 309186633 Duraflex Al 4 In. Dia X 420 In. Flex Kit Dura Flex Aluminum is for use as air intake only. Aluminum Flex liner available in 25 ft., 35 ft., and 50 ft. flex lengths. Constructed of single-wall (1-ply) aluminum. - Flexible aluminum relining for masonry chimney - Use with natural gas or liquid... Log in for pricing
DuraFlex AL | sku: 309186674 Duraflex Al 5 In. Dia X 300 In. Flex Kit Dura Flex Aluminum is for use as air intake only. Aluminum Flex liner available in 25 ft., 35 ft., and 50 ft. flex lengths. Constructed of single-wall (1-ply) aluminum. - Flexible aluminum relining for masonry chimney - Use with natural gas or liquid... Log in for pricing