Filtration buyer guides
Practical, numbers-first guides to choosing micron ratings, cartridge types, filter bags and change-out intervals.
Filter micron rating guide: which micron do you need?
What does 1, 5, 10 or 25 micron mean? A micron rating chart with real examples and the right micron for RO, process water, chemicals and pharma.
Spun vs wound vs pleated filter cartridge: which should you choose?
Compare PP spun (melt-blown), string wound and pleated filter cartridges by cost, flow, micron, life and best uses. A simple chart to choose the right cartridge.
How to choose a bag filter: size, micron and material
Bag filter sizes #1, #2, #3, #4 explained, with flow rate per bag, PP vs nylon vs polyester, micron selection and housing choice. Bag filter sizing chart inside.
When to replace a filter cartridge: 5 signs and the pressure-drop rule
Replace a filter cartridge when differential pressure rises 1–1.5 kg/cm² over clean, flow drops or colour shows. Change-out intervals for RO, process and domestic filters.