Cheap Price UPL4021 4040 8040 RO Membrane for Water Treatment Reverse Osmosis System

Why RO Membranes Dominate Water Filtration

When it comes to advanced water purification, reverse osmosis RO membranes are unmatched in efficiency and reliability. These semi-permeable filters are widely used in:

• 🏡 Household systems ( whole-house filters)
• 🏭 Industrial applications (pharmaceuticals, food & beverage)
• 🏢 Commercial setups (hotels, hospitals, labs)

Unlike conventional filters, RO membranes remove up to 99% of dissolved salts, heavy metals, and microplastics (WHO, 2022). But how exactly do they work?

The Science Behind Reverse Osmosis Technology

How RO Membranes Filter Water

An RO water filter membrane operates on a simple but brilliant principle:

1. Pressure Application – Water is forced through a semi-permeable membrane at 50–100 psi.
2. Selective Filtration – The membrane’s 0.0001-micron pores block contaminants while allowing pure H₂O to pass.
3. Waste Removal – Impurities are flushed away as concentrate (brine), leaving clean water.

⚠ Key Insight: Without sufficient pressure, osmosis would naturally move water toward higher salinity—RO reverses this flow!

What RO Removes vs. Standard Filters

Contaminant	RO Membrane	Carbon Filter
Dissolved salts	✔ 99%	✖ 0%
Bacteria/Viruses	✔ 99.9%	✔ 85%
Chlorine	✔ 98%	✔ 99%
Lead/Arsenic	✔ 95-99%	✖ 10-30%

Fun fact: NASA originally developed RO tech for astronaut hydration!

RO Membrane SIZE

RO Membrane Performance Parameters

Top 3 Applications of RO Membrane Filters

3.1 Home Drinking Water Systems

• Removes PFAS, fluoride & nitrates (common in tap water)
• 40% cheaper than bottled water long-term

3.2 Industrial Wastewater Recycling

• Car washes & textile plants reuse 70%+ water with RO
• Our 2023 project cut a factory’s water costs by $8,000/month

3.3 Medical & Laboratory Use

• Requires ultra-pure water (0 TDS) for dialysis & lab tests
• RO + DI resin achieves 18.2 MΩ·cm resistivity

Step-by-Step: How to Maintain Your RO Membrane

Extend membrane life to 5+ years with these steps:

1. Pre-Filter Changes – Replace sediment/carbon filters every 6 months
2. Sanitize Annually – Use hydrogen peroxide (3%) to kill biofilm
3. Monitor Pressure – <50 psi reduces efficiency; >100 psi risks damage
4. Flush After Stagnation – Run system for 10 mins if unused >72hrs
5. Test TDS Monthly – A 10%+ increase signals membrane wear

⚠ Critical Mistake: Using hot water (>45°C) warps the membrane!

RO Membrane Packaging