RectorSeal® No.21 is compounded scientifically from 13 carefully chosen ingredients, making it a dependable sealant for lines carrying numerous types of liquids and gases in a wide range of industries. It is especially applicable for threaded PVC, steel, iron,copper, and fiberglass reinforced pipe.

Features:

• Black in color
• Lubricates thread
• Soft-setting
• Multi-purpose
• Brush top applicator
• Does not dry out in the can
• Non-toxic
• Versatile