Blogs
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August 27, 2026Small RO System Sizing: 300–3,000 GPD Selection Guide
How to size a compact RO system beyond the nameplate GPD figure — feed TDS, temperature derate, and duty cycle, applied to Banott's published 300–3,000 GPD range.
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August 26, 2026EDI Module Selection: Feed Water Limits and RO Pairing
How CO2, hardness, and conductivity limits on RO permeate constrain EDI module sizing — and why most EDI performance problems trace back to the upstream RO train, not the EDI stack itself.
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August 22, 2026Flat Sheet MBR Membrane vs Hollow Fiber: How to Choose
Flat sheet MBR membrane vs hollow fiber, compared on MLSS tolerance, screening requirement, cleaning method and fiber breakage risk for design engineers.
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August 21, 2026MBR Wastewater Treatment: How It Works and When It Fits
What MBR wastewater treatment is, how it works, what it costs to run, and the influent conditions where it is the wrong choice for your plant.
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August 20, 2026Hollow Fiber UF Membrane: PVDF vs PES and Flow Modes
How to choose a hollow fiber UF membrane: PVDF vs PES and inside-out vs outside-in, decided from feed solids, chlorine exposure and cleaning regime before RO.
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August 14, 2026Pharmaceutical Wastewater Treatment: Process Selection Guide
MBBR, MBR or a hybrid train for pharmaceutical effluent — how small in-plant flows change the answer, and when a compact biological system beats a full membrane system.
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August 14, 2026Textile Wastewater Treatment: MBR Upgrade and Reuse Guide
What an MBR upgrade actually changes on dyeing effluent — COD versus colour behaviour, module choice for high-temperature streams, and when reuse becomes realistic.
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August 14, 2026Municipal Wastewater Treatment with MBR: Retrofit Guide
How municipal plants retrofit MBR membranes inside existing tanks — sizing checks, module data to request, batch delivery planning, and where retrofits fail.