Tube Silenced Air Intake Filters
Series D10 - Enameled Steel w/Hood Series D12 - 304 Stainless Steel w/Hood
Air Flows to 20,000 CFM Connection Sizes from 12" to 24" D10 - Enameled Steel D12 - 304 SS Easy Access 304SS Throat Safety Cages
Fully Lined Acoustical Felt Cover.
Series D10 & D12 Air Intake Filters add sound attenuation inlet tubes to the basic design of the B10 & B12. This time honored silencing technique reduces undesirable sound escaping from the equipments air inlet. ** To order 304SS units, simply alter the D10 in the model nos. below to D12. * Filter elements w/304SS screen &/or center cores are also available if required.
Typical Silencing Curve Tube Silenced Air Intake Filters
(Each 10dB reduction lowers perceived "loudness" by half)

<- Base

<- Human Speach Levels ->

Treble ->

Attenuation (dB)
480 1k 2k Frequency , Hertz
Access Handles Standard on Models with OD 12 and greater.
Cap models have stud & wing nut closures.
Equipment: Yamaha EQ-1100u w/Real Time Frequency Spectrum Analyser

Model D10-0007-MT-030

Consult us for use with reciprocating compressors.
Housing Model No.** D10-0003-MT-005 D10-0003-MT-007 D10-0003-MT-010 D10-0005-MT-012 D10-0005-MT-015 D10-0006-MT-020 D10-0007-MT-030 D10-0008-MT-040 D10-0009-FF-050 D10-0010-FF-060 D10-0011-FF-080 D10-0012-FF-100 D10-0013-FF-120 D10-0014-FF-140 D10-0015-FF-160 D10-0016-FF-180 D10-0017-FF-200 D10-0018-FF-240 Typical Flow CFM 8500 12,000 Std. Outlet Size Std. Outlet Type M M M M M M M M Flg Flg Flg Flg Flg Flg Flg Flg Flg Flg Cover Style Cap Cap Cap Cap Cap Cap Cap Cap Cap Cap Cap Cap Bltd Bltd Bltd Bltd Bltd Bltd Approx. Dimens, in. OH OD C Serv. Space Wgt. lbs. Select One Filter Element* Economy 10 321-2181K5 321-2181K5 321-2181K5 321-2182K5 321-2182K5 321-2183K5 321-2184K5 321-2185K5 321-2186K5 321-2187K5 321-2188K5 321-2189K5 321-2190K5 321-2191K5 321-2192K5 321-2193K5 321-2194K5 321-2195K5 Classic 10 321-2081K5 321-2081K5 321-2081K5 321-2082K5 321-2082K5 321-2083K5 321-2084K5 321-2085K5 321-2086K5 321-2087K5 321-2088K5 321-2089K5 321-2090K5 321-2091K5 321-2092K5 321-2093K5 321-2094K5 321-2095K5 High Eff. 4 321-2081K7 321-2081K7 321-2081K7 321-2082K7 321-2082K7 321-2083K7 321-2084K7 321-2085K7 321-2086K7 321-2087K7 321-2088K7 321-2089K7 321-2090K7 321-2091K7 321-2092K7 321-2093K7 321-2094K7 321-2095K7 Super 2 321-2081K51 321-2081K51 321-2081K51 321-2082K51 321-2082K51 321-2083K51 321-2196K51 321-2197K51 321-2198K51 321-2199K51 321-2200K51 321-2201K51 321-2202K51 321-2203K51 321-2204K51 321-2205K51 321-2206K51 321-2207K51