Generic Windsor Sensor Microfilter 5301 with 5143 exhaust filter only at Onlinevacshop with free shipping available on most items plus huge volume discounts. This Windsor Tube Filter replaces the Windsor Air Quality MicroFilter 5301. Onlinevacshop has been selling both genuine and generic Windsor Micro Hygiene Filter for many years and this generic filter is our highest quality best selling filter. Our customers use these filters in schools, commercial cleaning, and many other business and residential cleaning applications. You get a high quality generic replacement Windsor Sensor Micro Hygiene Filter plus a small exhaust filter together in this kit for the lowest price possible. This item has a SKU# INT243 and can be searched using this number. Windsor Sensor Filter Kit.