Rectorseal 27460 RectorSeal No. 5 Sub-Zero Quart CansRectorseal 27460 RectorSeal No. 5 Sub Zero pipe thread sealant is a low odor, non staining, soft set thread sealant for use where low temperature application is a requirement. It is brushable to 35 degrees F. Features Soft Set, Non hardening and odorless. Breaks out easily without damaging threads Especially formulated for low temperature applications and is brushable to 35 degree F Reduces friction to allow tighter joint makeup Lead free and contains