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ACOUSTIC ATTENUATORS
BS 4718 & ISO 7235 Tested · Galloway Range
Rectangular, cylindrical and crosstalk silencers that cut fan and plant noise in HVAC ductwork.
Acoustic performance tested to BS 4718 and ISO 7235 on a UKAS-accredited test rig.
Built to DW/144 for UK ductwork systems.
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BS 4718 & ISO 7235
TESTED -
UKAS
TEST RIG -
DW/144
CONSTRUCTION -
3 types
OF ATTENUATOR
Galloway Acoustic Attenuators · BS 4718 & ISO 7235 Tested
Silencers to reduce fan and plant noise travelling through HVAC ductwork.
– Rectangular attenuators for rectangular ductwork, AHU and fan connections.
– Cylindrical attenuators for circular ductwork and inline fans.
– Crosstalk attenuators to stop noise passing between rooms through shared ductwork.
– Acoustic performance tested to BS 4718 and ISO 7235 on a UKAS-accredited rig.
– Casings built to DW/144.
– Selected to your duct size and noise target.
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