![18" x 20" RETURN AIR WIRE-FRAME FILTER (6 per order)](http://uniluxdirect.com/cdn/shop/products/Return_Air_Filter_POCKET_STYLE_FILTER_13_x_19_large_1a9e7c70-b1b8-4927-a6d0-4167129506a9_1024x1024.jpg?v=1593634682)
18" x 20" RETURN AIR WIRE-FRAME FILTER (6 per order)
Wire-frame air filters are great for light use during installation and setup. They trap large particles including dust, dirt and pet hair.
The filter will last up to 3 months in light use environments. It should be checked and maintained regularly to ensure proper filtration.
Available for standard HVAC units & vertical fan coils, as well as integrated units with a heat recovery ventilator (HRV) or energy recovery ventilator (ERV).