Compare 3M Tr-6600 Versaflo Pre-Filter (Pack of 50) Price

3M Tr-6600 Versaflo Pre-Filter (Pack of 50)Features:- Can extend the service life of TR-600 Series filters by capturing large particles- May reduce operating costs by extending the service life of TR-600 Series filters- Can be used in conjunction with a 3M Versaflo Spark Arrestor, TR-662- Maintenance free and should be discarded if clogged or damaged- Regular prefilter changeouts can improve system performance and may increase battery life