DF41X Fa'ata'ita'iga fa'apitoa o le backflow preventer
| Ole mamafa (MPa) | Su'ega fa'amau (vai)MPa | Su'ega malosi (vai) MPa | Fa'asalalauga talafeagai | Tau talafeagai |
| 1.0 | 1.1 | 1.5 | Vai mama | ≤80℃ |
| 1.6 | 1.76 | 2.4 |
fa'apipi'i ata
DF41X Fa'ata'ita'iga puipui puipui
Fua feso'ota'iga autu
| fa'ata'ita'iga | Fa'amatalaga | L | D | D1 | D2 | H | nd | Fa'amatalaga | L | D | D1 | D2 | H | nd |
| DF41X | 50 | 230 | 165 | 125 | 99 | 170 | 4-19 | 125 | 400 | 250 | 210 | 184 | 240 | 8-19 |
| 65 | 290 | 185 | 145 | 118 | 180 | 4-19 | 150 | 480 | 285 | 240 | 211 | 255 | 8-23 | |
| 80 | 310 | 200 | 160 | 132 | 210 | 8-19 | 200 | 600 | 340 | 295 | 266 | 290 | 8-23 | |
| 100 | 350 | 220 | 180 | 156 | 220 | 8-19 | - | - | - | - | - | - | - |
Auina mai lau savali ia i matou:
Tusi lau savali iinei ma lafo mai ia i matou
















