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Purair® DWS™ Ductless Downflow Workstations

Downflow Workstations Icons
  • Available in 3 standard sizes, in metal or polypropylene construction, totaling 6 models.
  • Wider units, comprising two or more workstations can be positioned side-by-side with junction connections option.
  • Downward airflow protects operator from fume and particle hazards. 
  • Unrestricted front and side access to work area. 
  • Filter blockage alarm.
  • The Air Science high capacity filters are easy to access, easy to change.
  • A unique filter clamping design eliminates bypass leakage outside the cabinet.
  • Redesigned DWS offers increased internal height.
Air Science Purair DWS
 

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Description

Purair® DWS™ Downflow Workstations are ductless fume hoods designed to protect the user and the environment from hazardous vapors generated on the work surface. Unrestricted front and side access permits applications requiring complex user involvement. Downward airflow in the chamber protects the operator.

Model Specifications

Model
 
 
 
 
 
 

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Technical Info

External Dimensions
Internal Dimensions
Filter Options
Applications
External Dimensions
Model Width Depth Height
DWS24-A 24" | 610 mm 22.75" | 580 mm 31.5" | 800 mm
DWS36-A 36" | 915 mm 22.75" | 580 mm 31.5" | 800 mm
DWS48-A 48" | 1220 mm 22.75" | 580 mm 31.5" | 800 mm
DWS24-PP-A 24" | 610 mm 22.75" | 580 mm 31.5" | 800 mm
DWS36-PP-A 36" | 915 mm 22.75" | 580 mm 31.5" | 800 mm
DWS48-PP-A 48" | 1220 mm 22.75" | 580 mm 31.5" | 800 mm
Internal Dimensions
Model Width Depth Height
DWS24-A - - 15.75" | 400 mm
DWS36-A - - 15.75" | 400 mm
DWS48-A - - 15.75" | 400 mm
DWS24-PP-A - - 15.75" | 400 mm
DWS36-PP-A - - 15.75" | 400 mm
DWS48-PP-A - - 15.75" | 400 mm
Filter Options
Formula Description
GP Plus! The most widely used filter in the range, primarily for solvent, organic and alcohol removal.
ACI Plus!/SUL Designed to neutralize volatile inorganic acid vapors.
ACR Iodine and methyl iodide vapors; It is frequently used for iodination reactions with lower level radioactive iodine.
ACM Mercury vapor
AMM Removes vapors from dilute ammonia solutions and to remove low molecular weight amines.
FOR Designed to oxidize formaldehyde and glutaraldehyde fumes; It is widely used in hospital pathology laboratories.
HEPA/ULPA Powders and particulates.
SEFA Chemical Compatability Order from Filtco
Applications

Using innovative filtration technology, the DWS Downflow Workstations create a safe work environment over the widest range of applications in the industry.

Chemical \ Dental \ Forensic \ Histology \ Industrial \ Microscopy \ Pharmaceutical \ Powder Fingerprinting \ Veterinary

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