The TR-6600 prefilter can extend the service life of the particulate (HE) element of TR-600 series filters and cartridges by capturing large particles that may otherwise clog the HE filter. Frequent prefilter changeout may help optimize PAPR system performance.

• May reduce operating costs by extending the life of TR-6000 series filters and cartridges.
• Easy to use due to simple maintenance free design.
• Flexible application because TR-6600 may be used with TR-662 spark arrestor.