GMF : Flexible Metallic Conduit, in galvanised steel.
Sealed with plasma non-watertight.

| Ø CCHC |
A |
B |
Ø GMF |
Compatibility with Thermocouple |
Compatibility with ground wire |
| 6.35 - 6.5 |
cf option
9 or 28 |
| 8 |
cf option
28 |
| 9.52 - 10 |
12 |
1 |
10 |
Yes |
Yes |
| 12.5 - 12.7 |
14 |
2 |
10 |
Yes |
Yes |
| 15.87 - 16 |
18 |
2 |
13 |
Yes |
Yes |
| 19.05 - 20 |
22 |
3 |
13 |
Yes |
Yes |