I have once work in a pure water factory and i know some of these stuff well

here are some equipment needed for pure water business in Nigeria.

You should read the full guide on starting a business in Nigeria on https://www.edugena.com.ng

What You Need:

Space and Water Supply
At least a 2-bedroom flat apartment.
A borehole for water supply.

Initial Costs
Water Testing: Send your water sample for testing. This will cost about ₦30,000.
Water Treatment: Depending on the quality of your water, treatment might cost ₦250,000. If the water quality is very poor, you might need a Reverse Osmosis system, which costs ₦1.5 million.

Equipment
Pure Water Machine: Popular brands like Dinglin or Autopack. A brand new machine costs about ₦1.3 million.
Water Filters: You'll need four filters (micro 1, micro 0.5, micro 5, and activated carbon), each 20 inches long, costing ₦60,000.
UV Tube: This helps eliminate germs in the water before it enters the production machine. It costs ₦90,000.
Stainless 1.5hp Pumping Machine: Costs ₦70,000.
NAFDAC Number Fee: ₦100,000.

Power Supply
You will need at least a 3.5kva generator to power both the machine and the pumping machine.

Raw Materials

Nylon for Pure Water: Printed rolls cost ₦1,750 per kg. One kg can produce 40 bags of pure water.
Packing Bags: A bundle costs ₦9,000 and contains 1,000 pieces.

To produce 1,000 bags of pure water daily, you’ll need:

25 kg of printed rolls (25 * ₦1,750 = ₦43,750).
1 bundle of packing bags (₦9,000).

Daily Operating Costs

Production and Packing: ₦4 per bag (1,000 bags = ₦4,000).
Fuel for Generator: ₦6,500 (for 10 liters, 3.5kva gen size).

Total Daily Cost: ₦63,250.
Profit Calculation

Cost per Bag: ₦63.25.
Selling Price for Distributors: ₦120 per bag.
Profit per Bag: ₦56.75.
Direct Customer Price (if you have a truck): ₦200 per bag.