Holding up under the most demanding applications, Diversitech’s DD series of industrial downdraft tables are the trusted choice of North America’s largest manufacturers. The DD 3′ X 4′ Downdraft Table’s 3′ deep by 4′ wide ventilated work surface captures airborne contaminants right at source. Cleaner shop air is guaranteed.

The table comes standard with a multi-stage spark arrestance baffle for fire prevention and dual 10” exhaust silencers for noise reduction. Maintenance requirements are low thanks to its automatic reverse-pulse filter cleaning system.

You can build-to-order the DD 3′ X 4′ in almost any configuration to suit your needs. Whether you weld, grind, debur, cut, sand, finish, solder, paint or mix, the DD 3×4 Downdraft Table provides the perfect, flexible, all-in-one solution.


  • Hands-free, capture-at-source
  • Low maintenance, automatic self-cleaning system included
  • Compliant with OSHA guidelines for safe capture of dust, smoke and weld fumes


  • Flexible 48” x 42” Worksurface
  • High Capture Face Velocity (450 FPM)
  • Multi-stage Spark Arrestance Baffling
  • Automatic Reverse Pulse Self-cleaning System
  • Dual 10” Exhaust Silencers
  • Dust Drawer for easy servicing


  • 3” Swivel Casters, set of four
  • Blue Cushion Grid Matting (48” X 36”)
  • Minihelic Gauge
  • HEPA or Dual-HEPA Afterfilter (with frame)
  • ..and more!