FREE ESTIMATES. We will beat any written estimate. 815-997-4158


More than 20 years of experience helps the J&J Home Improvements brothers offer value for money when it comes to supplying and fitting windows and doors. Each product is carefully selected to suit both the aesthetics and the practical needs of the job.

Whether you need to fix up your old windows, refurbish the office, or renovate a barn, our local, family-run construction team has everything needed for:

  • Replacement Windows
  • New Windows
  • Replacement Doors
  • New Doors
  • Sliding Doors
  • Replacement Siding
  • New Siding (No Painting)

Jason and John will be happy to give a free written estimate on the job so you know where you stand straight away. Give J&J Home Improvements a call today to get started!