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The Premier Window & Door Contractor in Mililani, HI

Window and patio door replacement is a large investment for any homeowner, so you’ll want to ensure the contractor you choose can deliver the results you desire. Mililani, Hawaii, homeowners trust Diamond Head Windows & Doors for the top-of-the-line products and exceptional craftsmanship they need. We’re proud to be a local window and door contractor serving all of Oahu and we look forward to working with you on your upcoming project!

Home Remodeling Services We Offer

Contact us if you’re looking for a window and door contractor to help beautify and protect your home with our high-performing, signature Leahi’ line of products:

Replacement Windows

Leahi’ All-Climate windows are designed with Hawaii’s climate in mind, meaning your home will benefit greatly from their energy-efficient engineering. You can even opt for hurricane windows, if you desire. Choose from a variety of customization and hardware materials to perfectly complement your home’s exterior and interior alike.

Lanai’/Patio Doors

Diamond Head Windows & Doors also installs stunning patio doors, which include folding Lanai’ doors and sliding glass doors that offer expansive views of your backyard with the same energy efficiency benefits that our house windows have.

Security Screen Doors

Want to add protection to your home without detracting from your exterior’s aesthetic? We install security screen doors to do just that.

Oahu’s Top Window & Door Contractor

Here at Diamond Head Windows & Doors, you can rest assured that we’ll take care of you by:

  • Having our highly skilled, in-house staff install your products instead of using subcontractors
  • Offering you exceptional, award-winning service and craftsmanship backed by generous warranties
  • Providing free, in-home consultations and estimates

Get in touch with Diamond Head Windows & Doors today to end your search for a reliable window and door contractor here in Mililani, HI. Schedule your complimentary consultation or come visit our showroom.

Quality products, fair prices, the best warranties and great service.
— Todd M.
Hawaii’s Largest Locally Owned Window & Door Replacement Company
Visit Our Showroom Our showroom is open Monday through Friday from 8am - 5pm, Saturday from 9am - 1pm, and on Sunday by appointment.

99-1093 Iwaena St, Bay G Aiea, Hawaii 96701 Get Directions

Proudly Serving the Island of Oahu