Recent content by Puzzled

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    Excel Fomula Help - CFM/ft into L/S/M

    Hello, I am struggling to create a formula in excel that coverts CFM per linear foot to liters per second per linear meter. Thank you for your valued help.
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    HVAC - Primary airflow temperatre

    Hi team, I am after some assistance. When I am amending the primary airflow temperature on diffusers from 22°C to 13°C, it is my opinion that all the Draught rating (DR) and comfort criteria calcs will all change as the air will become more dense. Is this correct?
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    B Calculate Gross Profit Margin Easily & Quickly

    Hello, I have recently been given a job in Sales, and I really enjoy it. Math has never been a strong point and I struggle with percentages. I had an embarrassing experience the other day, where my manager jokingly asked me in front of everyone ‘If our product cost $100 and we want to make 50%...
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    How to calculate my motor input power

    Hello, I have a question about calculating input power. Does the following formula work? Shaft Power (Supply) / Motor Efficiency? We are trying to calculate what an existing fan is using but do not have assess to site. We have the shaft power and motor efficiency from the manufacturers data...
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