We manufacture a range of High Efficiency Filters (Coarse Filters), such as the Bag Filters F7/F8 which are fire retardant to Class 1 and can be manufactured to any size while the Rigid Bag Filters have approximately 5 times the Filter surface area compared to that of a standard type bag Filters of the same size and our Rigid Pleated Panel Filters is are designed for those applications where High Efficiency filtration is required, but space is limited