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Insights

Written by the people who run the calculations. If an article does not tell you something you can act on, it does not get published.

LatestOperations8 min

Why your filter is bypassing, not blinding — and how the gauge tells you

A differential pressure curve that stops rising is usually read as good news. It is almost always the opposite — and the shape of the curve identifies the failure before the product quality data does.

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Author

Devansh Rao

Head of Applications Engineering

18 June 2026

Gas Separation12 min

The sizing mistake that makes gas coalescers fail while perfectly clean

Coalescer performance is governed by vessel diameter, not element quality. Above the critical velocity, a brand-new element re-entrains liquid as fast as it coalesces it.

Anjali Verghese

2 May 2026

Economics9 min

The cheapest element is usually the most expensive decision

Element price is typically under a fifth of what a filtration system costs to run. The other four-fifths sit in labour, downtime, disposal and pumping energy — and they move in the opposite direction.

Marcus Lindqvist

25 March 2026

Hydrogen11 min

What changes when you filter hydrogen instead of natural gas

Hydrogen invalidates a surprising amount of natural gas practice — sealing, metallurgy, purity thresholds and leak testing all move by orders of magnitude.

Dr. Priya Nandakumar

11 February 2026

Air Filtration7 min

Specifying air filters after ISO 16890: what actually changed

The move from average arrestance to fractional efficiency against real particulate fractions is more than a relabelling exercise. It changes which filter you should buy.

Sofia Almeida

14 January 2026

Engineering10 min

Designing filtration for the tenth year, not the first

Most filtration is specified against commissioning conditions. Almost no plant still runs those conditions a decade later — and the filtration is the component that shows it first.

Devansh Rao

27 November 2025

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