NFPA 660 Vacuum Cleaning Method, clause 8.4.2.2.1.8, Portable vacuum cleaners that meet the following minimum requirements shall be permitted to be used to collect combustible particulate solids in unclassified locations:
(1) Materials of construction shall comply with 9.6.6.1. Conductive Equipment.
(2) Hoses shall be conductive or static dissipative.
(3) All conductive and static dissipative components, including wands and attachments, shall be bonded and grounded.
(4) The fan or blower shall be on the clean side of the primary filtration media or wet separation chamber.
(5) The vacuum cleaner shall not be operated without filter media in place.
(6) Electrical motors shall not be located on the dirty side of the primary filtration media or wet separation chamber unless listed for Class II or Class III, Division 1, as appropriate, or Zone 20 or Zone 21 locations.
(7)* Where liquids or wet materials are picked up by the vacuum cleaner, paper filter elements shall not be used.
HOUSEKEEPING
Tiger-Vac ORDLOC (also called “Static Free”) vacuum systems have been part of our “Good manufacturing practice standards” for decades.
Our ORDLOC vacuum systems fully comply with NFPA 660, 8.4.2.2.1.8 (points 1 to 7).
Meets OSHA requirements for health and safety.