Buying Guides

Which RO membrane to use for high-TDS borewell water: high-TDS rated elements, pump and flow restrictor matching, pre-filtration, and current prices.

Copper, zinc and alkaline stages in RO purifiers explained – what each adds, honest benefits, myths, and how to choose (or add one to your existing RO).

Current RO booster pump prices – 75, 100 and 300 GPD diaphragm pumps, 24V DC – MRP vs wholesale rate, how to match the pump with your membrane and SMPS.

RO water purifiers under ₹10,000 compared – RO + UV + UF, TDS control, copper/alkaline, steel tank and under-sink options – plus how to choose by your water TDS.

Current RO membrane prices for 75, 80, 100 and 300 GPD membranes – MRP vs wholesale rate, brand-wise list, and how to pick the right membrane for your RO.

How to size a commercial RO plant for an office, school, shop or clinic – LPH explained, a simple daily-need formula and what to check before buying.

What RO, UV and UF each remove, and how to pick the right one based on your water TDS and source.

Wholesale prices for RO filters, membranes, booster pumps, SMPS, solenoid valves and service kits – updated September 2026.

What GPD means, real litres per day, and how to pick between 75, 80 and 100 GPD membranes for your RO.