DUAL-Silencer for FM fans

DUAL-silencer for enclosure of FM fan motor and the top of the fan case

The DUAL-silencer encloses the fan motor and the top of the fan case. It may be fitted to any FM unit and take the place of a conventional in-line silencer, with the added benefit of reducing breakout noise from the fan.
The DUAL-silencer is available in three sizes, to fit FM600 series, FM800 series fan and the FM1000 fan.

Description
The DUAL-silencer is made of 2mm galvanized steel.
The grille may be fitted with a rain cover or replaced by a flanged outlet. These items are interchangeable and are clipped into place on the silencer.

Technical data
Further technical data Typical noise level at 1m from unit, 1 m above floor level with air grille.
FM600 74 dB(A)
FM800 75 dB(A)
FM1000 77 dB(A)
DUAL silencer for FM600 series fan with air grille

ArtNo: 5501813

DUAL silencer for FM6800 series fan with air grille

ArtNo: 5501830

DUAL silencer for FM1000 series fan with air grille

ArtNo: 5501854

DUAL silencer for FM600 series fan with air grille and rain cover

ArtNo: 5501814

DUAL silencer for FM6800 series fan with air grille and rain cover

ArtNo: 5501832

DUAL silencer for FM1000 series fan with air grille and rain cover

ArtNo: 5501855

DUAL silencer for FM600 series fan with flanged outlet for duct connection

ArtNo: 5501815

DUAL silencer for FM6800 series fan with flanged outlet for duct connection

ArtNo: 5501833

DUAL silencer for FM1000 series fan with flanged outlet for duct connection

ArtNo: 5501856