The Koch Multi-Pleat MERV 10 is a medium efficiency extended surface pleated panel filter, engineered to provide higher initial efficiencies and overall superior performance than standard pleated filters.
The Koch Multi-Pleat MERV 11 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-Pleat GREEN 13 is a high efficiency extended surface pleated panel filter, engineered to provide higher initial efficiencies than standard pleated filters.
The Koch Multi-Pleat MERV 8 is a medium efficiency extended surface pleated panel filter, engineered to provide higher initial efficiencies and overall superior performance than standard pleated filters.
