Free Quote

Downers Grove Replacement Windows and Siding

Since 2002, Illinois Energy Windows & Siding has been the go-to home remodeler in Downers Grove, specializing in products that are equal parts beauty, durability, and energy efficiency. Our goal is to enrich our customers’ lives not just once but for a lifetime—which is why we’re one of the few remodeling companies anywhere to offer the protection of a True-Lifetime Warranty for both parts and labor! With us, your home improvement is guaranteed to perform.

Join countless friends and neighbors across Downers Grove by trusting us for your next energy-efficient home improvement:

Downers Grove Window Installation Done Right

If you’ve watched your energy bills climb year after year, it’s time to stop the energy loss and start saving your hard-earned cash! As an ENERGY STAR partner with 20+ years of experience, we offer some of the most energy-efficient replacement windows in Downers Grove. Our Quadraseal technology is guaranteed against seal failure, while our SmartGlass365 blocks UV rays and keeps your home insulated—no matter the temperature outside.

Best of all, you can get all of these top-tier benefits in any window style you love:

  • Bay and Bow Windows
  • Garden Windows
  • Sliding Windows
  • Picture Windows
  • ... and many more!

Gorgeous Siding and Weather-Tough Gutters

A new siding installation can have a dramatic impact on your home’s curb appeal—while also increasing its comfort, quiet, and resilience! Our Downers Grove siding contractors offer all of these benefits and more in your choice of siding material. From ultra-affordable vinyl to insulated vinyl and cedar lock, we’re sure to have the perfect addition to your home exterior.

In addition to siding replacement, we offer:

  • House Wrap: Add a water-resistant barrier that insulates your wall cavity and adds breathable moisture protection.
  • Gutters: Prevent costly water damage with our durable gutters and gutter guards.
  • Soffits and Fascia: These panels provide essential ventilation and water resistance to any home in Downers Grove.

Secure, Energy-Saving Exterior Doors

Looking for a low-cost but high-impact exterior remodeling project? Then it’s hard to beat the affordable exterior doors of Illinois Energy Windows & Siding! Downers Grove homeowners appreciate the customizable nature of our entry and patio doors—alongside their reliable home security and high energy efficiency.

Of course, you’ll also benefit from our famous True-Lifetime Warranty on every door installation! We stand behind our work with the goal to earn your trust for a lifetime.

Contact Our Downers Grove Home Remodeling Pros for a Free Quote Now

When it’s time to invest in your Downers Grove home, contact Illinois Energy Windows & Siding! Give us a quick call or submit our simple online form to sign up for your free consultation and quote. Either way, we look forward to assisting you! 

Get a Quote