Casing
Casing is made of 1.0mm Thick (20 Gauge)
galvanized steel. Casing provided with 30mm
flanges as standard.
High-pressure duct sealant is applied inside the
casing along the length of each seam, and for
rectangular casings behind each flanged corner
that coincides with a seam, to provide an airtight
seal.
Splitters
Splitters are made of 0.8mm Thick high quality
Galvanized Perforated Sheets, which are
internally insulated with acoustic fiberglass
material.
Splitters are formed to thickness options from
75 to 400mm wide centre splitters with different
Airway area from 50mm to 250mm. The
Attenuator shall be provided with Side Splitters.
All internal splitters having aerodynamic shaped
fairings, being mechanically lock-formed to the
perforated metal splitter casing and stiffened in
such a way as to eliminate splitter deformation.