Sound Attenuation

Sound Atten

YES has four levels of sound attenuated enclosure offerings - all are available in non sound attenuated weather resistant enclosures from a construction method perspective. Our dual-line approach is intended to provide you and your customers with a value choice as part of our philosophy of always being up front with our offerings and yet providing the highest possible quality.

LEVEL 1 SOUND ATTENUATION (15 dba reduction)
Level 1 Enclosure packages are designed to offer a 15dBA average reduction around the enclosure in free field conditions. This can often be done by using a fixed louver for the air intake, a discharge hood for the air discharge, and varying sizes of sound attenuated mineral wool.

LEVEL 2 SOUND ATTENUATION (25 dba reduction)
Level 2 Enclosure package are designed to offer a 25dBA average reduction around the enclosure in free field conditions. This can often be done by using an intake hood for the air intake, a discharge hood for the air discharge, and varying sizes of sound attenuated mineral wool.

LEVEL 3 SOUND ATTENUATION (35 dba reduction)
Level 3 Enclosure packages are designed to offer a 35dBA average reduction around the enclosure in free field conditions. This can often be done by using an intake hood for the air intake, a discharge hood for the air discharge, and varying sizes of sound attenuated mineral wool.

LEVEL 4 SOUND ATTENUATION (42 dba reduction)
Level 4 Enclosure packages are designed to offer a 42dBA average reduction around the enclosure in free field conditions. This can often be done by using an intake hood for the air intake, a discharge hood for the air discharge, and varying sizes of sound attenuated mineral wool.

If other dba's are required please contact your YES Sales Engineer.

Sa 1

Sa 3

Sa 2