SP-400-DD Portable Downdraft Air Cleaning System 1
SP-400-DD Portable Downdraft Air Cleaning System 2SP-400-DD Portable Downdraft Air Cleaning System 3

SP-400-DD Portable Downdraft Air Cleaning System


The Extract-All® SP-400-DD Portable Downdraft Air Cleaning System offers an effective solution for the removal of smoke, dust, fumes, and other harmful airborne contaminants created by welding, grinding, and other industrial applications. This heavy-duty system comes with a 4-stage filter pack appropriate for most smoke and dust applications. Additional filter options are available including HEPA filters for ultra-fine particulate and refillable adsorption modules for chemical vapor removal.

• Multi-Stage Filtration:
1. Spark-Trap Baffle Filter
2. Pleated Filter
3. Mini-Pleat Filter
4. Disposable Carbon Pleated Filter
• 20” x 20” Grated Downdraft Cover
• Removable 6” tall Side and Back Shield
• 7’ Power Cord with plug
• Easy-Grip Handle
• Heavy-Duty Caster Base

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  • Optimal 200 FPM Downdraft Capture Velocity
  • Multi-Stage Filtration
  • Helps ensure compliance with current and future OSHA regulations
  • Side and Back Shields Contain dust. Removable for larger parts.
  • Convenient Handle and Casters provide Easy Mobility
  • High Efficiency, Yet Low-Cost Replacement Filters
  • Quiet Operation
  • Long Life Blower Motor rated at 100,000 Continuous Duty Hours
  • Powder Coat Paint Finish Inside and Out Inhibits Rust and Corrosion
  • All Electrical Components and Filter Media are UL and CE Approved
  • Three Year Warranty


16 Gauge Steel. Baked Polyurethane powder painted (exterior and interior).

Cabinet Dimensions:

20” W x 20” D x 36” H

20” x 20” grated top, including removable 6” high side and back shields

Blower/Motor Assembly:

Totally enclosed, thermally protected; ball bearing
350W, 2.91 amps, 120/1/60, 2940 RPM

Typical Motor Life:

100,000 hours (depending on operating conditions, including ambient temperature, duty cycle, etc.)

Rated Fan Performance:


Velocity at Work Surface:

2000 FPM

Standard Weight:

123 lbs.

Noise Level:

71 dB


Baffle spark trap prefilter,
Merv 8 secondary pleated filter,
Primary Merv 14 cell filter,
Disposable carbon pleated filter,
Optional refillable adsorption modules for chemical fume removal,
Optional HEPA filter

Adhesive Glue Fumes
Chemical Fume Removal
Cleaning with Solvents
Light Welding
Mail Handling Operations
Polishing Applications
Sanding Operations
Small Grinding Operations
Chemical & Miscellaneous Mixing
Toxic Chemical Fumes
Toxic Fumes
Toxic Gases
Toxic Particulate
Toxic Powders
Toxic Vapors