| ZX210LCK-5G | 003 RETURN PIPING (1) |
| ZX240-5G | 003 RETURN PIPING (1) |
| ZX240LC-5G | 003 RETURN PIPING (1) |
| ZX250H-5G | 003 RETURN PIPING (1) |
| ZX250LCH-5G | 003 RETURN PIPING (1) |
| ZX250K-5G | 003 RETURN PIPING (1) |
| ZX250LCK-5G | 003 RETURN PIPING (1) |
| ZX280-5G | 003 RETURN PIPING (1) |
| ZX280LC-5G | 003 RETURN PIPING (1) |
| ZX330-5G | 003 RETURN PIPING (1) |
| ZX330LC-5G | 003 RETURN PIPING (1) |
| ZX350H-5G | 003 RETURN PIPING (1) |
| ZX350LCH-5G | 003 RETURN PIPING (1) |
| ZX350K-5G | 003 RETURN PIPING (1) |
| ZX350LCK-5G | 003 RETURN PIPING (1) |
| ZX160LC-3 | 039_RETURN PIPING (1) (EU1 010001 -; EU2 020001 -; NA - NA; STD - STD). |
| ZX180W-3 | 039 RETURN PIPING (1). |
| ZX200-3 | 063 RETURN PIPING (1). |
| ZX200-3 | 065 RETURN PIPING (1) 210LCN,240N. |
| ZX200-3 | 065 RETURN PIPING (1) 210LCN. |
| ZX200LC-3 | 063 RETURN PIPING (1). |
| ZX200LC-3 | 065 RETURN PIPING (1) 210LCN,240N. |
| ZX200LC-3 | 065 RETURN PIPING (1) 210LCN. |
| ZX210H-3 | 063 RETURN PIPING (1). |
| ZX210H-3 | 065 RETURN PIPING (1) 210LCN,240N. |
| ZX210H-3 | 065 RETURN PIPING (1) 210LCN. |
| ZX210LCH-3 | 063 RETURN PIPING (1). |
| ZX210LCH-3 | 065 RETURN PIPING (1) 210LCN,240N. |
| ZX210LCH-3 | 065 RETURN PIPING (1) 210LCN. |
| ZX210K-3 | 063 RETURN PIPING (1). |
| ZX210K-3 | 065 RETURN PIPING (1) 210LCN,240N. |
| ZX210K-3 | 065 RETURN PIPING (1) 210LCN. |
| ZX210LCK-3 | 063 RETURN PIPING (1). |
| ZX210LCK-3 | 065 RETURN PIPING (1) 210LCN,240N. |
| ZX210LCK-3 | 065 RETURN PIPING (1) 210LCN. |
| ZX210LCN-3 | 063 RETURN PIPING (1). |
| ZX210LCN-3 | 065 RETURN PIPING (1) 210LCN,240N. |
| ZX210LCN-3 | 065 RETURN PIPING (1) 210LCN. |
| ZX240N-3 | 063 RETURN PIPING (1). |
| ZX240N-3 | 065 RETURN PIPING (1) 210LCN,240N. |
| ZX240N-3 | 065 RETURN PIPING (1) 210LCN. |
| ZX240-3 | 047 RETURN PIPING 1. |
| ZX240LC-3 | 047 RETURN PIPING 1. |
| ZX250LC-3 | 047 RETURN PIPING 1. |
| ZX250LCN-3 | 047 RETURN PIPING 1. |
| ZX250H-3 | 047 RETURN PIPING 1. |
| ZX250LCH-3 | 047 RETURN PIPING 1. |
| ZX250K-3 | 047 RETURN PIPING 1. |
| ZX250LCK-3 | 047 RETURN PIPING 1. |
| ZX270-3 | 041 RETURN PIPING (1). |
| ZX270LC-3 | 041 RETURN PIPING (1). |
| ZX280LC-3 | 041 RETURN PIPING (1). |
| ZX280LCN-3 | 041 RETURN PIPING (1). |
| ZX280LCH-3 | 041 RETURN PIPING (1). |
| ZX330-3 | 045 RETURN PIPING (1). |
| ZX330LC-3 | 045 RETURN PIPING (1). |
| ZX350LC-3 | 045 RETURN PIPING (1). |
| ZX350LCN-3 | 045 RETURN PIPING (1). |
| ZX350H-3 | 045 RETURN PIPING (1). |
| ZX350LCH-3 | 045 RETURN PIPING (1). |
| ZX350K-3 | 045 RETURN PIPING (1). |
| ZX350LCK-3 | 045 RETURN PIPING (1). |
| ZX200-5G | 003 RETURN PIPING (1) |
| ZX200LC-5G | 003 RETURN PIPING (1) |
| ZX210H-5G | 003 RETURN PIPING (1) |
| ZX210LCH-5G | 003 RETURN PIPING (1) |
| ZX210K-5G | 003 RETURN PIPING (1) |