Duct Silencers
Sections
Acoustical Treatment for Engine Test Cells
Comprehensive acoustical treatment strategies for engine test facilities including absorptive materials, duct silencers, vibration isolation, and fire-rated solutions.
Duct Silencers for HVAC Systems
Technical guide to rectangular and circular duct silencers including insertion loss data, pressure drop calculations, self-noise generation, and selection criteria for HVAC acoustic control.
HVAC Acoustic Considerations in Lecture Halls
Noise criteria, air velocity limits, duct-borne and structure-borne noise control, terminal unit selection, and equipment isolation for quiet auditoriums.
Sound Attenuation in HVAC Systems
Comprehensive guide to HVAC sound attenuation methods including duct lining, silencers, plenums, and distance attenuation with calculation formulas and design values.
HVAC Acoustic, Noise & Vibration Control
Comprehensive guide to HVAC acoustics covering sound power and pressure calculations, noise criteria, vibration isolation, and sound attenuation strategies per ASHRAE standards.
Sound Attenuation in HVAC Systems
Comprehensive guide to sound attenuation methods including duct silencers, sound plenums, lined ductwork, barriers, enclosures, and regenerated noise control for HVAC applications
Acoustic Considerations for Assembly Space HVAC Systems
Comprehensive technical guidance on HVAC acoustic design for theaters, concert halls, and lecture halls including NC curve requirements, sound power analysis, and low-velocity strategies.