Multi-cylinder tanks joint service in firefighting, especially adopted under high temperature, poisonous and harmful condition.
Type of cylinder tank can be standard 6.8L, 9L and 12L.
| Type | Outer Diameter | Water Volume | Length | Weight | Working Pressure |
| (mm) | (litre) | (mm) | (kg) | (psi) | |
| CRPIII-145-6.8-30-T | 157 | 6.8 | 528 | 4.1 | 4500 |
| CRPIII-161-9.0-30-T | 174 | 9 | 560 | 5.2 | 4500 |
| CRPIII-208-12.0-30-T | 208 | 12 | 570 | 7.6 | 4500 |
