The most commonly used pre filter in the HVAC industry, available in cleanable/washable media for simple and inexpensive maintenance. It is the workhorse designed to go on and on. It is an excellent choice as a pre filter to higher efficiency...
Our 'hot-melt mini-pleat' filter design configuration increases its energy efficiency due to lower pressure drop in comparison to conventional deep pleat HEPA. The 'Spectra Mini-Pleat' filters are thus the lowest cost filters to operate over the...
'Spectra Cell Compact' mini pleated filters offer substantial advantages over conventional deep pleat ASHRAE filters, not the least of which are higher flow capacities, less space, reduced resistance to flow, and greatly enhanced dust holding...