Depending on cleaning requirements and environment, Elgee offers a wide range of HEPA Vacuums with choice of characteristics, such as: Stainless Steel, Rolled Steel or Poly Tanks, Dry or Wet/Dry Capability, 1.3 to 2.3 Horsepower Electric Motors or 250โณ Lift Compressed Air and 7,12, or 16 Gallon Recovery Tanks. If the canister vacuum is prohibitive to your facility, Elgee offers a HEPA Back Pack Vac which, available in 1.3 HP electric and compressed air operated models.