APPROVALS given by the National Institute of Occupational Health and Safety (NIOSH) for filtration or compressor products. A TC approval is given for the respirator and hose assemblies... by NIOSH. Q: What is a Point of Attachment? A: A Point of Attachment (POA) is defined by NIOSH in their document 87 - 116 page 65 (the point where the respirator hose connects... set at 125 PSI, and fittings compatible to the respirator manufacturer's hose. Q: How much hose can I use for the respirator? A: Hose length is determined by the type...

or compressor products. A TC approval is given for the respirator and hose assemblies by NIOSH. Q: What is a Point of Attachment? A: A Point of Attachment (POA) is defined by NIOSH... in their document 87 - 116 page 65 (the point where the respirator hose connects to the GRADE - D air supply source). All of our filtration products comply to the criteria... described in the NIOSH document. The Criteria: must have a regulator, gauge, relief valve set at 125 PSI, and fittings compatible to the respirator manufacturer's hose. Q: How much hose...

. Pressures vary from 6 - 120 PSI (pounds per square inch). Consult the respirator manufacturer for specific pressures, flows, and hose lengths. Take the number of workers...

for specific pressures, flows, and hose lengths. Take the number of workers or respirators and multiply by the desired flow required at the pressure needed by the respirator...