ROUND SPIRAL ACOUSTI-DUCT

PRODUCT DATA

ECCO Manufacturing Spiral Acousti-Duct and matching fittings consist of an external pressure tight metal shell, a layer of fiberglass insulation, and an internal metal liner.

ECCO Manufacturing Spiral Acousti-Duct is available in two forms:.

Type PF is manufactured with a perforated galvanized steel inner wall for noise reduction and control.

With Type PF Acousti-Duct, the fiberglass insulation actis as an efficient sound absorber reducing fan noise to the desired levels.

Note: Perforated Steel, 1/8" diameter holes on 7/32" staggered centers. 30% free area.

Type S is manufactured with a smooth galvanized steel inner wall where thermal properties are required.

Advantages of Type S Acousti-Duct include positive thermal conductivity, assured vapor barrier integrity, permanent protection of insulation, and assured uniformity.

For Gauge Selection, Pricing, and Sizes available, please contact your ECCO Manufacturing Factory Representative.

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