Insights

Engineering notes, not marketing copy.

Sizing methods, honest comparisons and the arithmetic behind the claims. Written by the same engineers who size customer buildings — including the parts where our products are the wrong answer.

Engineering9 min read

Duct Air Cooler for a Factory: How Many, What Size, and Where They Go

A duct air cooler sits outside the building and pushes cooled fresh air in through ducting. This guide covers how many units a shed actually needs, how to check that number two different ways, and what has to be ready on site before installation day.

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Buying guide

Evaporative Cooler vs Air Conditioner for a Factory: The Honest Comparison

AC cools harder. Evaporative cooling costs a tenth as much to run and brings in fresh air. Here is how to decide which one your building actually needs — including the humidity threshold where the answer flips.

8 min read · Updated Aug 2026

Engineering

How to Size an HVLS Fan for a Warehouse or Factory

Diameter, ceiling height, spacing and obstructions — the four variables that decide whether an HVLS installation feels transformative or disappointing. Here is how to work them out before you buy.

7 min read · Updated Jul 2026

Engineering

Poultry Shed Ventilation: How to Calculate Exhaust Fan Requirement

Two accepted methods, one worked example, and the fan schedule that comes out of it. Everything you need to specify ventilation for a broiler or layer house without guessing.

9 min read · Updated Jun 2026

Operations

Seven Ways to Cut a Factory Cooling Electricity Bill Without Losing Comfort

Cooling is often the second-largest line on an Indian factory power bill after process load. These seven measures are ordered by payback period — the first three usually pay back inside a season.

6 min read · Updated Jul 2026

Next step

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Share your floor area, roof height and what happens inside. A member of our engineering team will return a no-obligation quotation within 24 hours.

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