| Size: | 3/4" |
|---|---|
| Material: | Brass |
| Port Type: | Standard Port |
| Application: | Heating Plumbing |
| Max Pressure (PSI): | 200 |
| Sweat Size: | 3/4" |
| Connection Type: | ProPEX x C |
| Connection Method: | PEX Sweat |
| Warranty: | 10 Year |
| Standards Met: | ASTM F877 ASTM F1960 NSF |
| Fitting System Compatibility: | Expansion PEX |
| Tubing Compatibility: | PEX |
| Body Pattern: | Straight |
| Lead Free: | Yes |
| Max Temp (F): | 200°F |

It takes pipe on the sweat side
The basic answer is pipe. The sweat side on this ball valve fits inside standard 1/2" pipe. I believe you could also use a fitting with it, but I think you'd have to use a fitting with a "street" end.
Pipe
It is a sweat fitting, be careful not to get the valve too hot.
It takes a pipe
The answer is pipe, but the sweat side on this ball valve fits outside of the pipe, not on the inside. The other incorrect answer above messed me up.