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V-Bio Enhanced Polyethylene Encasement

V-Bio, the latest advancement in corrosion control for ductile iron pipe, is an enhanced polyethylene encasement that targets anaerobic bacteria on the surface of the pipe and inhibits the formation of corrosion cells under the wrap.

Already known for its corrosion control properties, polyethylene encasement has been used to successfully protect cast and ductile iron pipe in aggressive environments since its first use in a water system in 1958. And now, with V-Bio, this wrap offers even greater protection of the industry’s most dependable, economic and long lasting pipe material.

Key facts about the V-Bio enhanced polyethylene encasement:

  • Builds on a proven method of corrosion control — polyethylene encasement – that has been protecting iron pipe from aggressive soils since it was first installed in 1958.

  • Represents a significant evolutionary advancement in corrosion protection for ductile iron pipe.

  • Consists of three layers of co-extruded linear low-density polyethylene (LLDPE) film fused into one.

  • Features an inside surface that is infused with a proprietary blend of an anti-microbial compound to mitigate microbiologically influenced corrosion (“MIC”) and a volatile corrosion inhibitor (“VCI”) to control galvanic corrosion.

  • Protects against corrosion without consuming or degrading the compound or the corrosion inhibitor. The film’s enhanced properties will last over time. Meets all requirements of the American National Standards Institute and the American Water Works Association (ANSI/AWWA C105/A21.5) standard for polyethylene encasement.

  • The most advanced method of corrosion control.

For details about V-Bio enhanced polyethylene encasement, ductile iron pipe or the Ductile Iron Pipe Research Association visit: https://www.dipra.org/ductile-...

© 2014 AMERICAN (American Cast Iron Pipe Company). All rights reserved.

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Standard Dimensions

Pipe Size
(in.)

Lay Flat
size

Length
per roll1

Tape Required2
per Joint
(ft.)

4

20

500

5

6

20

500

6

8

20

500

8

10

27

380

9

12

27

380

10

14

34

300

11

16

34

300

12

18

41

264

13

20

41

264

15

24

54

198

17

30

67

175

21

36

81

175

25

42

81

175

28

48

95

110

32

54

108

110

35

60

108

110

36

64

121

100

39

1.) Weights and lengths subject to change.

2.) Based on one turn at each end, six 4"-long strips to secure loose wrap plus approximately 5% extra.

Product Line Information

Domestic Certification
Submittals
Pipe Manual
Project Mgt/Customer Service
Standards
Aerial view of iron pipes

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