Bernard Dalsin pre insulated stainless steel flex liners

No more struggling on the job insulating your liner. This pre insulated liner is made with 1/2" insulation, inner material in durable 0.006 (316 stainless steel), the outer is made with ultra-light 0.005 (316 stainless steel)

Available in 4" and 6" in diameter

Measurements: 4" or 6" diameter x 25 feet