Sioux Chief's BiFolator reversible tube insulator shall be used where necessary to insulate 1/2" and 3/4" CTS supply lines in residential or commercial applications. Insulator shall be used on metal studs or brackets when a 1-11/32" diameter hole is made or used on wood studs when a 1-3/8" hole is drilled. Reversible insulator shall be compatible with CTS copper, PEX or CPVC tube.

• Reversible insulator for 1/2" and 3/4" CTS copper, PEX or CPVC
• Fits 1-3/8" hole in wood studs or 1-11/32" hole in metal studs
• Fins prevent the tube from touching the wood or metal surface
• Allows tube to expand and contract without binding
• Plenumsafe model meets ASTM E84 25/50 flame/smoke spread and UL94 V-0 flame rating
• Patent #7,810,762