IQS Directory provides an extensive list of inline filter manufacturers and suppliers in Illinois. Utilize our website to review and source inline filter manufacturers with our easy-to-use features which allow you to locate inline filter companies that will design, engineer, and manufacture inline filters for your exact specifications. Our request for quote forms make it easy to connect with leading inline filter manufacturers. View company profiles, website links, locations, phone number, product videos, customer reviews, product specific news articles and other production information. We are a leading manufacturer directory who will connect you with the right manufacturers whether you are looking for ULPA filters, HEPA air filters, or HVAC filters.