Duoline - Model 20 - Pipe Liner Systems - Brochure

Duoline 20 is the workhorse of the Rice liner systems offering a broader range of application coverage in terms of more demanding downhole chemistry, durability and temperature requirements. Initially developed by Rice Engineering in 1971, it employs a durable filament wound glass reinforced epoxy (GRE) liner sleeve refined over the previous 45+ years.  Duoline 20 offers a proven track record in a range of demanding environments with temperatures up to 121??C (250??F) and various chemical compositions including high concentrations CO₂, H₂S and chlorides.