Serving La Salle, Peru and the entire Illinois valley area

300 2nd Street La Salle, IL

Koolmaster Co Inc | Il

All products come with their own warranty and we offer a warranty on our craftsmanship. Contact us for more details.

Contact Koolmaster Co Inc

The Suarez family has been synonymous with the Koolmaster name since 1954, when the company was founded as an aluminum awning and canopy service. Since then, we have grown to provide wholesale products and quality installation of windows, doors, and more.


Monday | 8:00 AM - 5:30 PM

Tuesday | 8:00 AM - 5:30 PM

Wednesday | 8:00 AM - 5:30 PM

Thursday | 8:00 AM - 5:30 PM

Friday | 8:00 AM - 5:30 PM

Saturday | 8:00 AM - 12:30 PM

Sunday | closed

Business hours

24-hour emergency board-up service available — call 815-228-1612

Give us a call today for a FREE estimate.



Provia Rollex Therma TRU

Koolmaster Co Inc

300 2nd Street

La Salle, IL 61301