Feature:   1. High-quality PP material, it is durable, corrosion-resistant and long-term use.    2. Proportional pumps are powered by flowing pressure water with little loss of water pressure and no other power facilities.    3. Regardless of the rate and pressure, the dose of the solution is strictly proportional to the amount of water entering the equipment.    4. With a vent valve and accurate clear scale, it is easy to adjust dose and use.    5. This product is suitable for chemical fertilizer irrigation, equipment maintenance, horticultural flowers, animal husbandry, environmental and water treatment, industrial hygiene, food processing or other industries requiring fixed dilution.         Specification:        Condition: 100% Brand New  Item Type: Proportioner   Material: PP  Scale Range: 1%-10%(1:10-1:100)  Range: 12L/h-3000L/h  Working Pressure: 0.2-6bar(kg)  Inlet/Outlet: 32mm/25mm  Continuous Work: &;100T  Operating Temperature: 1-45 & 8451;  Size: Approx.52.5 x 15.5cm / 20 x 6.1in  Weight: Approx. 2391g / 5.3lb              Package List:       1 x Proportioner         1 x Wrench        1 x Tube        1 x Fixing Accessory        1 Bag Accessory        1 x Piston