Blog
News, guides, and updates from the Rishan International team.
Sep 5, 2026
Energy-Saving Tips for Running Industrial AC Systems Year-Round
Small operational changes can cut cooling costs meaningfully without any capital investment.
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Sep 4, 2026
Duct Design Basics: Getting Airflow Right the First Time
Undersized ducts are the single most common cause of underperforming HVAC systems we see in the field.
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Sep 2, 2026
Rishan International Completes Cold Storage Chiller Commissioning in Narayanganj
Our team successfully commissioned a new chiller plant for a food and beverage cold storage facility, on schedule and wi...
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Aug 30, 2026
Ducted vs Cassette vs Wall-Mounted: Picking the Right AC Type
The right air conditioning format depends less on budget and more on ceiling height, layout, and airflow needs.
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Aug 26, 2026
Humidity Control in Textile Manufacturing: A Practical Guide
Yarn breakage, static, and fabric defects are often a humidity problem in disguise. Here is what to target.
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Aug 21, 2026
Why HVLS Fans Are Worth It for Large Warehouses
High-volume, low-speed fans move huge amounts of air at a fraction of the running cost of conventional ventilation.
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Aug 15, 2026
5 Signs Your Cooling Tower Needs Maintenance
Scale buildup, drift loss, and falling approach temperatures are early warnings most facilities miss until it is too lat...
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Aug 8, 2026
How to Choose the Right Chiller for Your Facility
Air-cooled or water-cooled? Scroll or screw compressor? A practical guide to sizing and selecting an industrial chiller.
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