Installation Guide
PRODUCT DATA SHEET
RECTORSEAL NO. 5
®
Premium Pipe Thread Sealant
Description
RectorSeal No. 5 is our most popular thread sealant. It has withstood the test
oftime in a variety of uses and is widely known as the "standard of the industry."
RectorSeal No. 5 is a non-hardening, slow-drying thread sealant made from special
inertfillers dispersed in an oleoresinous base to facilitate its application to threaded
pipe connections. RectorSeal No. 5 is a unique, versatile and reliable sealant that is
non-toxic in accordance with NSF Standard 61-G & 372. In addition, it is Underwriters
Laboratories Inc. (UL) classified, listed under the Uniform Plumbing Code (IAPMO) File
No. 1282, and it is approved and listed with the Canadian Standards Association (CSA).
Characteristics | Features
• For use with potable water
• Lead free and contains no other
metals
• Non-hardening, slow drying
• Brushable from 20°F to 140°F
• Multipurpose – wide range of service
uses
• Immediate pressurization on pipe up
to 2" and 100 psi
• For pressure up to 12,000 psi (liquids)
and 2,600 psi (gases)
• Smooth easy application
• Permits easy break out with no
damage to threads
• Economical – requires only a small
amount
• Reduces friction to allow tighter joint
makeup
• Lubricates and protects threads
Applications
RectorSeal No. 5 is recommended for pipe made of galvanized steel, iron, brass,
copper, aluminum, stainless steel, polyethylene, reinforced fiberglass, and PVC. DO
NOT USE ON ABS OR CPVC.
RectorSeal No. 5 is recommended for pipe carrying:
• Acids, dilute
• Air, compressed
• Aliphatic solvents
• Ammonia – gaseous, liquid
• Caustics, dilute
• Cutting oils (low aromatic)
• Diesel fuel oil
• Gasohol (unleaded gasoline and 10%
alcohol)
• Gasoline (leaded and unleaded)
• Heating oils
• Helium, gaseous
• Hydraulic oils
• Hydrogen, gaseous
• Inert gases
• Kerosene
• Liquefied petroleum gases (butane,
propane, mixtures)
• Mineral oils
• Natural gas
• Nitrogen, gaseous
• Petroleum solvents
• Refrigerants
• Soap, liquid
• Steam
• Vegetable oils
• Water (hot or cold)
Not recommended for oxygen, chlorine and other oxidizers.