| System Type: | Hydronic (Water) |
|---|---|
| Size: | 1/8" |
| Material: | Brass |
| Body Pattern: | Straight |
| Application: | Heating |
| Mount: | Straight |
| Adjustability: | Non-Adjustable |
| Type: | Float-Style |
| Thread Type: | Male |
| Temperature Range (F): | 140°F - 240°F |
| Min Temp (F): | 140°F |
| Max Temp (F): | 240°F |
| Thread Size: | 1/8" |
| Max Pressure: | 150 psi |
| Max Venting Pressure (PSI): | 115 psi |

No the float will not operate correctly, it needs to be upright.
You will want to close them when the system is bled.