COVID-19 related supply chain issues are causing up to 3-5 week delays on all orders. We will continue to ship as soon as possible.

Currently, no US standards exist to certify pneumatic vacuums for safe use in hazardous locations. However, Europe has developed standards known as ATEX Directives for such certification. Guardair engaged a UK-based, nationally recognized testing laboratory to certify our Hazardous Location Pneumatic Vacuums to the following ATEX standards:

II2 GD c IIC T6*

* Equivalent to National Fire Protection Association 70: NEC Rating:
Class I   Division 1**   Groups A, B, C, D T6
Class II   Division 1     Groups E, F, G T6
Class III
** Zone 1 only