CSST Union 1/2″ NPT

The CSST Union 1/2“ NPT is a type of fitting used to join two pieces of corrugated stainless steel tubing (CSST) together. It is designed for use in natural gas, propane and air supply lines. The union is constructed from durable brass and has a 1/2“ NPT (National Pipe Thread) female connection on each side. It is easy to install and provides a secure and reliable connection between two sections of CSST. The union is designed to meet the requirements of the National Fire Protection Association (NFPA) and the International Association of Plumbing and Mechanical Officials (IAPMO).

The STANDARD-FLEX Union Set allows you to quickly affix a CSST system to a gas source.

• Easily install on your own with no special tools required

• Only compatible with STANDARD-FLEX CSST pipe

• Includes retainer ring and sealing gasket needed for install

• For use with natural gas or liquid propane

• CSA and IAPMO certified

• Made in South Korea