The 2-inch Copper Pressure Coupling with Stop C x C is used above-ground and below-ground. The 2 inch Copper Pressure Coupling is for water supply piping and relies on pressure to maintain water flow.
Fitting ID Size: 2-1/8'' (OD 2-1/4''), Fitted Pipe ID Size: 2'' (OD 2-1/8'')
Joins straight lengths of copper tubing
For use with type M and type L hard temper copper tubing