China HEPA Diffuser Box

HHD-HEPA-Diffuser
Application
Suitable for installation of HEPA filter in air-conditioning and ventilation systems. To ensure air flow speed and prevent swirl availably.
Advantages
Box casing is made of high-quality cold-rolled steel plate.
Box surface is electrostatic spray.
Elegant appearance with compact structure, convenience in installation and maintenance.
The panel in air outlet can be made of aluminum plate or cold rolled steel plate coating or stainless steel.
Material Instructions
Casing material: Cold-rolled steel which is treated by electrostatic spray.
Filter media: Ultra-fine fiberglass paper.
Diffuser panel: Air outlet panel material is aluminum plate, cold-rolled steel plate with electrostatic spray or stainless steel.
L type is gel seal HEPA diffuser; M type is mini pleat HEPA diffuser; T type is separator HEPA diffuser.
Air supply mode: lateral inlet or top inlet.
Sealing gasket: Sealing gasket in air inletting side.
Sealing way: Gasket seal and gel seal.
Temperature: Maximum 90°C in continuous service
Installation Drawings

Common Specifications ModelRated Air Flow
(m3/h)Mountable HEPA
(mm)
Box Size (mm)Air Supply Size (mm)
Plate Size
(mm)Lateral InletTop InletLateral InletTop InletHHD320/10-T350320x320x220375x375x550375x375x390200x200200x200430x430HHD484/10-T1000484x484x220540x540x550540x540x390320x200250x250594x594HHD484/15-T1500726x484x220782x540x550782x540x390400x250400x250836x594HHD484/20-T2000968x484x2201024x540x5501024x540x390500x200400x2501078x594HHD610/05-T500305x610x150665x360x480665x360x320250x200250x200720x415HHD610/10-T1000610x610x150665x665x480665x665x320320x250320x250720x720HHD610/15-T1500915x610x150970x665x480970x665x320500x250500x2501025x720HHD610/20-T20001219x610x1501275x665x4801275x665x320500x250630x2501330x720HHD630/05-T750315x630x220685x370x550685x370x390250x200250x200740x425HHD630/10-T1500630x630x220685x685x550685x685x390320x250320x320740x740HHD630/15-T2200945x630x2201000x685x5501000x685x390500x250500x3201055x740HHD630/20-T30001260x630x2201315x685x5501315x685x390600x250630x3201370x740HHD320/10-M350320x320x80375X375X420375X375X260200x200200x200430x430HHD484/10-M800484x484x80540x540x420540x540x260320x200320x200594x594HHD484/15-M1200726x484x80782x540x420782x540x260400x200400x200836x594HHD484/20-M1700968x484x801024X540x4201024x540x260400x250500x2001078x594HHD610/10-M1000610x610x69665x665x420665x665x260400x250320x320720x720HHD610/15-M1500915x610x69970x665x420970x665x260500x250500x2501025x720HHD610/20-M20001220x610x691275X665X4201275x665x260500x250500x2501330x720HHD630/10-M1500630x630x80685x685x420685x685x260400x250320x320740x740HHD630/15-M2150945x630x801000x685X4201000x685x260500x250500x2501055x740HHD630/20-M30001260x630x801315X685X4201315x685x260600x250630x2501370x740HHD320/10-L350320x320x93375x375x420375x375x260200x200200x200430x430HHD484/10-L800484x484x93540x540x420540x540x260320x200320x200594x594HHD484/15-L1200726x484x93782x540x420782x540x260400x250400x200836x594HHD484/20-L1700968x484x931024X540x4201024x540x260400x250320x2001078x594HHD610/10-L1000610x610x93665x665x420665x665x260320x250320x250720x720HHD610/15-L1500915x610x93970x665x420970x665x260500x250200x2001025x720HHD610/20-L20001220x610x931275X665X4201275x665x260500x250320x2501330x720HHD630/10-L1500630x630x93685x685x420685x685x260320x250320x250740x740HHD630/15-L2150945x630x931000x685X4201000x685x260500x250320x2501055x740HHD630/20-L30001260x630x931315X685X4201315x685x260600x250500x3201370x740

Note: 1. In case of specifications or structures changes, HEFIL will provide up-to-date data on website: .
2. HEFIL makes various of other models' HHD filter not listed in above table. Please consult with us if you need.