Residential Products
Our residential services provide customers with the highest quality products for their home. We install windows, doors, railing, a variety of patio products and offer free in-home estimates. Our installers are Koch Aluminum employees, therefore we do not sub-contract. All of our products are available for over-the-counter purchasing, with special pricing available. We encourage customers to come in and check out our showroom during regular business hours (Mon-Fri 7:30am-4:00pm)!
Doors & Windows
ProVia is a local window & door manufacturer that has been in business for over 45 years & we have worked with them for a good portion of that time. All of their doors and windows are custom made to meet each customers' needs & backed by an extensive warranty! Click the button below to learn more.