Business Details
14 Years
experience
Trusted Window & Door Installation Experts in Honolulu
Diamond Head Windows has been serving homeowners across Oahu since 2012, combining over 30 years of industry experience with a commitment to local values. Our team specializes in premium window and door installations, offering energy-efficient solutions tailored to Hawaii's climate. We prioritize customer education and trust, ensuring every project reflects our dedication to quality craftsmanship and community impact.Backed by lifetime warranties and recognized as Hawaii's largest locally owned window and door replacement company, we take pride in enhancing homes while supporting initiatives like the Hawaii Food Bank. Our approach emphasizes transparency, personalized service, and sustainable practices that deliver long-term value to our clients.
Services
Window Installation
Door Installation
Energy-Efficient Windows
Custom Door Solutions
Gate & Fence Installation
Details
- Year established: 2012
Highlights and features
- We offer 30+ years of combined experience in window and door installations.
- Our team provides lifetime warranties on products and installations.
- Locally owned and operated with deep community ties.
- Certified by InstallationMasters for professional installation standards.
- Ranked #1 in Hawaii for customer satisfaction and service quality.
Associations and certifications
- Best of Hawaii
- InstallationMasters
What people say
Outstanding customer service
Professionalism of install crew
Reliable and efficient
Lifetime warranties
Community-focused values
Services
Window Installation
Our window installation service delivers energy-efficient solutions tailored to Hawaii's climate. Using premium Leahi vinyl windows, we reduce noise and improve thermal insulation while offering customization options for style and functionality. The process includes precise measurements, professional installation, and lifetime warranties on both products and workmanship. Customers benefit from enhanced home comfort, reduced energy costs, and increased property value through our locally adapted solutions.
Door Installation
We specialize in installing contemporary and French sliding patio doors that enhance home aesthetics and security. Our energy-efficient doors feature insulating glass packages to minimize thermal transfer while maintaining durability in Hawaii's weather conditions. The service includes personalized design consultations, professional installation by certified technicians, and lifetime warranties. Customers receive improved home comfort, modern aesthetics, and long-term value through our comprehensive door solutions.
Energy-Efficient Solutions
Our energy-efficient windows and doors incorporate dual-pane glass with argon gas fills and low-e coatings to reduce heat transfer. These solutions help maintain indoor comfort while lowering energy bills through advanced insulation technology. The service includes thermal performance assessments, product selection guidance, and professional installation. Customers benefit from reduced environmental impact and long-term cost savings while maintaining aesthetic appeal.
Gate & Fence Installation
We install marine-grade aluminum gates and fences designed for Hawaii's climate, featuring rust-resistant, low-maintenance construction. Our security solutions combine durability with aesthetic appeal through customizable designs and powder-coated finishes. The service includes site assessment, material selection, and professional installation. Customers gain enhanced property security, improved curb appeal, and long-lasting performance in coastal environments.
Custom Window Solutions
We offer made-to-order windows with customization options including glass packages, hardware finishes, and grille patterns. Our team provides personalized consultations to match window styles with architectural requirements and client preferences. The service includes precise measurements, product customization, and professional installation. Customers receive unique, functional solutions that enhance home aesthetics while meeting specific performance needs.
People
Ryan Paul
Sales Consultant
With over a decade of window industry experience, Ryan provides personalized consultations, helping clients select energy-efficient solutions that meet their specific needs and budget requirements.
Marisa
Operations Manager
Marisa coordinates installation schedules and project logistics, ensuring timely execution of window and door replacement projects while maintaining exceptional customer communication standards.
John Rice
Installation Specialist
John leads installation teams with technical expertise, addressing complex fitting challenges and ensuring precise execution of window and door replacements to meet quality standards.
Stan
Team Lead Installer
Stan supervises installation crews, maintaining efficiency and quality control during window and door replacement projects while ensuring adherence to safety protocols.
Brendan
Customer Service Representative
Brendan assists clients with product selection and project estimates, providing detailed explanations of window and door features to help homeowners make informed decisions.
Questions
What areas do you serve?
We serve homeowners throughout Honolulu, Kaneohe, Manoa, Kailua, Mililani, Hawaii Kai, and the entire Island of Oahu.
Do you offer warranties on your products?
Yes, we provide lifetime warranties on all Leahi windows and door products, as well as our installation workmanship.
What types of windows do you install?
We install double-hung, slider, casement, awning, picture, and geometric windows, including hurricane-resistant options.
Are your doors energy-efficient?
Yes, our exterior doors feature insulating properties to reduce thermal transfer and improve home energy efficiency.
How long does installation take?
Most window installations complete in 1-3 days, depending on project size and product availability from the mainland.
Do you offer gate and fence installation?
Yes, we install luxury powder-coated aluminum gates and fences designed for Hawaii's climate.
