Flak Jacket is for use in Natural Gas or LP (Propane) Gas piping installations.
Flak Jacket Arc Resistant CSST must be installed by a Pro-Flex qualified insrtaller, qualification may be obtained by reading the Pro-Flex Flexible Piping Systems Installation/Training Guide and registering with Pro-Flex, LLC at www proflexcsst com.
There are jurisdictions in the United States which do not allow CSST or may require the use of Arc-Restistant CSST, it is the responsibility of the installer to confirm if the local jurisdiction has imposed restrictions on the installation of CSST.
Flak Jacket Arc Resistant CSST is listed to the current edition of CSA/ANSI LC1 including Section 5.16, Arc Resistant Covering or Coating.
CSST is lighter weight, cleaner to install, and requires fewer tools than traditional rigid pipe systems.
The flexibility (no elbows required) and coil length of Pro-Flex CSST systems allow for longer pipe runs thus reducing the number of fittings required- Fewer fittings = Fewer potential leaks.
Pro-Flex CSST Products are recognized by all National Model Codes: NFPA-54, IFGC, and UPC.
Pro-Flex CSST and Flak Jacket utilize the same dependable Pro-Flex Fittings and accessories.
CSST is typically used for indoor installations, CSST can be used outdoors, underground, or embedded in concrete- following specific instructions- for underground piping systems consider using Pro-Poly underground by Pro-Flex, LLC.