About

ACS Filters & Service

Old School Value, Expert Service, and Efficient Solutions

A group of various HVAC filters

ACS Filters & Service was founded in 1969 by Sam Viola. Today, our business and flagship location on Grand Ave still upholds the same mission: to serve Chicagoland engineers with the filters needed for quality ventilation.


ACS has had a reputation of heartfelt service, quality products, and low prices for over 55 years. We’re committed to helping you reduce costs while making sure your HVAC filtration and belt needs are handled quickly and reliably. 


Our goal is simple: deliver complete satisfaction and become your go-to supplier.


You’ll find an extensive selection of standard and custom filters, premium HVAC belts, and custom-fit cottonwood screens tailored to your RTUs, AHUs, chillers, and cooling towers. Our service team is also available for scheduled filter change-outs, helping your system maintain optimal air quality and performance.

Our Markets include:

  • Schools and universities - private and public
  • Property management firms
  • Real estate management companies
  • Facility maintenance companies
  • HVAC and mechanical contractors
  • Retail - including shopping malls
  • Manufacturing plants - from foods to metals
  • Healthcare facilities and hospitality centers

A Message from Antoinette at ACS Filters and Services:

Antoinette Viola of ACS Filters & Service

We're Here to Help with all your HVAC Needs!

At ACS, Customer relationships are at the core of what we do. We believe strong partnerships are built on reliability, clear communication, and consistent delivery on our promises. By understanding your specific HVAC needs and priorities, we’re able to provide solutions that truly support your operation—earning your trust and becoming a supplier you can count on long term.


We value what you do and strive to provide the best prices to our engineers, facility managers, and contractors. Thank you for your continued (or considered) partnership.


Call us at (773) 637-0730 or email us at Sales@filtersbyACS.com.

About

ACS Filters & Service is your trusted air filter supplier in Chicago, IL. With our extensive range of high-quality air filters, we provide reliable solutions for all your filtration needs. As a leading supplier in the area for over 55 years, we pride ourselves on delivering exceptional products and services that exceed customer expectations. Whether you need air filters for residential, commercial, or industrial applications, we have you covered. Our team of experts is dedicated to helping you find the perfect air filter solution to improve the air quality in your space. With our commitment to excellence and customer satisfaction, you can trust us to deliver the best air filter products. Contact us today to get started!

Year Established

1969

Products

  • HVAC Filters
  • V-Belts
  • Air Cleaners
  • Cottonwood Screens

Services

  • Wholesale HVAC Filters Sales
  • Wholesale HVAC Belts
  • Cottonwood Screens
  • Filter Changeout Services

Business Hours

Mon - Fri
-
Sat - Sun
Closed

Holiday Hours

Languages

  • English

Brands

  • Clarcor
  • Smith Filter Corporation
  • Permatron
  • Tri-Dim Filter Corporation
  • Air Quality Engineering
  • Koch Filter
  • Honeywell
  • Parker

Payment Options

  • American Express
  • Cash
  • Check
  • Discover
  • MasterCard
  • Visa