SPECTRUM WW-4021 4" x 21" Reverse Osmosis Membrane Element

SPECTRUM WW-4021 4" x 21" Reverse Osmosis Membrane Element

The SPECTRUM WW-4021 Reverse Osmosis Membrane offers an outstanding balance of performance and affordability. Specifically designed for cost-conscious applications, this economic RO solution sets new standards in water purification with robust construction and reliable efficiency.

Exceptional Performance at an Affordable Price

• Delivers up to 3020 litres of purified water per day
• Features an industry-leading salt rejection rate of 98.5%
• Competes with premium membranes on performance, while beating the cost of entry-level alternatives

Durable Fibreglass Construction

• Built with a fibreglass outer wrap for long-lasting performance
• Ensures sturdiness across various applications and environments
• Designed for consistent, uncompromised water quality

Typical Applications

• Spot-free window washing for a crystal-clear finish
• Boiler feed water systems for efficient and reliable operation
• Plating bath top-ups for improved process efficiency

Key Technical Specifications

• Maximum Operating Temperature: 45°C (or 35°C over pH 10)
• Pressure Differential Range: 6.0 to 40 bar
• pH Range for Continuous Operation: 3 – 10
• pH Range for Short-Term Cleaning: 2 – 12
• Maximum Feed Flow Rate: 30 lpm
• Minimum Feed Flow Rate: 8.3 lpm
• Maximum Silt Density Index (SDI): 5.5
• Chlorine Tolerance: <0.1 mg/l
• Maximum Feed Water Turbidity: <1 NTU

Why Choose the SPECTRUM WW-4021?

The SPECTRUM WW-4021 Membrane combines high efficiency, durability, and economic value. Its reverse osmosis membrane delivers exceptional results, perfect for businesses requiring a high volume of purified water with a focus on cost savings. Whether for window washing, boiler feed, or industrial plating, this membrane ensures reliable performance for all your water filtration needs.