Upblast vs Wall-Mounted Exhaust Fans: Choosing the Right Discharge Direction
Compare upblast, wall-mounted, inline, and propeller exhaust fans by contaminants, duct pressure, discharge path, access, and project limits.
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Type I vs Type II Kitchen Hoods: Choosing Exhaust for Grease, Heat, and Steam
Compare Type I and Type II kitchen hoods, appliance examples, fan/duct implications, make-up air reminders, and questions to send MIWIND.
Outdoor Air Intake Design: Filters, Dampers, and Duct Pressure Drop
Plan outdoor air intake assemblies with screens, louvers, filters, dampers, duct sealing, pressure-drop review, airflow checks, and maintenance access.
How to Stop Condensation in Warehouses and Production Areas with Dew Point Control
Troubleshoot warehouse condensation by reviewing dew point, cold surfaces, RH, temperature, door traffic, ventilation, and site data before selecting equipment.
UL 507 and UL 705: Which North American Safety Standard Applies to Your Fan?
Compare UL 507 and UL 705 for fan procurement, including electric fans, power ventilators, duct fans, category review, and document requests.