3 Using and Understanding AHRI 275: Application of Outdoor Equipment Sound Ratings

Erik Miller-Klein, P.E., SSA Acoustics, LLP
This session provides an in-depth look at AHRI 275: Application of Outdoor Unitary Equipment A-Weighted Sound Power Ratings.  This looks at sound propagation from rooftop and ground mounted units, the effectiveness and installation of noise barriers, and issues that arise with wall installations.  This session provides a summary for design-build engineers, contractors, and mechanical engineers that need to do basic radiated sound estimates.

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