16x20x1 Reusable Air Filters - Made in USA - MERV 6 Washable AC HVAC Furnace Fan Coil Filter Media - Cut to Fit - Synthetic Alternative to Hog’s Hair Filter - 2 Pack Style:2 Pack Set Contains 1 Extra-Large Cup

Set Contains 1 Extra-Large Cup 1 Large Cup 1 Medium Cup 1 Small Cup 1 Map of the Body’s Meridians with Acupuncture Points for the Most Common Conditions Features and Benefits

You need to unplug the ordinary crystal of the machine

and each compartment is subdivided into 25 small compartments

the infrared remote control at the tester "IR" test hole

75"(L*W*T)

16x20x1 Reusable Air Filters - Made in USA - MERV 6 Washable AC HVAC Furnace Fan Coil Filter Media - Cut to Fit - Synthetic Alternative to Hog’s Hair Filter - 2 Pack Style:2 Pack Set Contains 1 Extra-Large Cup16x20x1 Reusable Air Filters Made in USA MERV 6 Washable AC HVAC Furnace Fan Coil Filter Media Cut to Fit Synthetic Alternative to Hogs Hair Filter 2 Pack Self supporting filtration media, perfect for those looking for a longer lasting alternative to disposable filters. Ventaerex filters are pre cut to accommodate various sizes but can be further cut to fit non conventional units or return vents to ensure a perfect fit. Product Features LOW AIR