*For removal of dust ,PM2.5 and other particles
*Adopt high performance 100% wood pulp filter paper
*100% Soft thick liquid paper and 100% non-woven.
*Filtration efficiency over 99%
*High dust holding capacity
*Heavy duty construction
*Great with synthetic or conventional oil
*Good temperature resistance
*Good anti-humidity performance
*Durable and long lifespan
*Ecnomical, practical and easy to install
