Positive Pressure 3 : Constant flow of clean, filtered air for increased comfort/protection eliminates respiratory fatigue associated with negative pressure respirators. Increases efficiency and output
Grainger, Inc. (Maintenance, Repair and Operating MRO), Glossary of Safety Terms, IL, USA 2012. www.grainger.com/images/GlossaryofSafetyTermsPDF.p df, (IndS/Maint, Repr and Opr - Amer) {79}