The Heron Blue is a 5-stage RO purifier with metal body. 284L/day. Removes lead, arsenic, chlorine, mercury. Made by ABM Engineering, Bangladesh.
| Brand | Heron |
| Model | Heron Blue |
| Warranty | 1 Year |
| Technology | RO + T33 + TDS Controller |
| Origin | Bangladesh |
| Filtration Stages | 5 |
| Flow Rate | 75 GPD (11 LPH, 284 L/Day) |
| Tank Capacity | 4.5 Liters |