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MERV 8 Standard Capacity Filters

The Koch Multi-Pleat XL8 is a medium efficiency extended serface pleated panel filter, engineered to provide higher initial efficiences and better overall performance than standard pleated filters. The Multi-Pleat XL8 carries a MERV 8 fractional efficiency rating in accordance with ASHRAE Test Standard 52.2. The filter will also provide an Initial Dust Spot Efficiency of 39%, and an Average Dust Spot Efficiency of 35-45% in accordance with ASHRAE Test Standard 52.1.


MERV 8 High Capacity Filters

High Capacity - 30% more media. High Capacity XL8-HC filters are similar in construction to the Standard Capaity but have the added advantage of approximately 30% more media. The additional media results in extended filter life, making the XL8-HC the ideal filter for use in filtration systems where filter change schedules are predicated on recommended final pressure drop readings.
MERV 8 Standard Capacity Filters:


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MERV 8 High Capacity Filters:


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MERV 11 Extended Surface Pleated
Panel Filters

The Koch Multi-Pleat XL11 is a medium efficiency extended surface pleated panel filter, engineered to provide higher initial efficiencies and better overall performance than standard pleated filters. The Multi-Pleast XL11 carries a MERV 11 fractional efficiency rating in accordance with ASHRAE Test Standard 52.2. The filter will also provide an Initial Dust Spot Efficiency of 45%, and an Average Dust Spot Efficiency of 55-60% in accordance with ASHRAE Test Standard 52.1. The MERV 11 efficiency ratings provided by the Multi-Pleat XL11 make the filter an excellent choice.


MERV 13 Extended Surface Panel Filters

The Koch Multi-Pleat GREEN 13 is a high efficiency extended surface panel filter, engineered to provide higher initial efficiencies and better overall performance than standard pleated filters. The Multi-Pleat GREEN 13 carries a MERV 13 fractional efficiency rating in accordance with ASHRAE Test Standard 52.2. The MERV 13 efficiency rating meets the air filtration efficiency criteria required to earn points toward certification in the Leadership in Energy and Environmental Design (LEED) Green Building Rating System. The MERV 13 efficiency ratings provided by the Multi-Pleat GREEN 13 make the filter an excellent choice.
MR11 Filters:


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MR13 Filters:


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PTA Disposable Panel Filters

The Glasfloss PTA Series disposable panel filter has set the standard for quality and durability. This rigidly constructed air filter maintains its integrity where others fall short. Always the highest quality, Glasfloss disposable panel filters have metal grids on both the air entry and the air leaving sides.
PTA Filters:


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