Principle of operation: A solution from a canister with a submersible small-sized water pump is fed through a hose to a sprinkler nozzle via a rod.
Composition:
1.19W. 12th century - 320rub.
2. - 58 rubles.
3. Low pressure hose 3m bunk. Dia 9mm ext. Diam 6mm. -140 RUB.
4. The canister with a wide neck 10l - 150rub.
5. Rod - aluminum pipe with a diameter of 12mm 1m - 68rub.
6. Battery from a 12V screwdriver. 1.2 Ah - 2.4A / H
How to make (see photo). A small submersible pump is installed inside the tank. It is quiet. The pressure is good. If the trees are tall, the barbell is 2-3 m. At the same time, the nrap is practically unchanged. I carry the battery in my jacket pocket.
It can also be mounted on the sprayer.
Advantages: Reliable, lightweight, easy to manufacture and operate, inexpensive, stable and good spray, use a battery from a screwdriver or purchased
Attention. If there is a knapsack pump sprayer, for example, "Beetle", using it, you can make a battery sprayer even cheaper (350 rubles).
Valery. grad Russia.