Replacement Windows
At Double Glazing Hamilton, we make it easy to upgrade your home with replacement windows and comprehensive window and door solutions that fit perfectly with your existing frames. Whether you have aluminium joinery, timber windows, or traditional colonial style windows, we help improve your home’s look and comfort using retrofit double glazing and high performing windows. Our solutions are designed to provide comfort by improving indoor warmth and enhancing overall living comfort.
Our team is ready to replace single glazing with replacement double glazed windows and upgrade both windows and doors to help reduce heat, noise, and those cold mornings that often lead to condensation. From modern era homes to older New Zealand house styles, we offer a broad range of options designed for modern day functionality. Choose Double Glazing Hamilton for a warmer, quieter, and better-looking home.

- Industry
- Accreditations*






- Industry
- Accreditations*








Better Living with High Performing Replacement Windows
At Double Glazing Hamilton, we bring comfort and style together by offering high performing windows that match your existing timber framed windows or aluminium joinery. Our replacement joinery options work well with any home, including modern era homes and zealand house styles. Double glazing also helps create a drier home by reducing moisture and improving insulation.
With our new double glazing, you can enjoy the low maintenance benefits and energy savings of upgraded windows and doors, while also maintaining a cooler home in summer. Our process involves replacing single glazing with energy-efficient double glazed units, whether it’s large aluminium joinery windows or deteriorated timber joinery. We have the tools and experience to handle it all at Double Glazing Hamilton.
Discover the Wider Benefits of Replacement Windows

Energy Efficiency You Can Feel
At Double Glazing Hamilton, our replacement windows help reduce heat loss and improve insulation. With double glazed windows designed for high performance, your home stays warmer in winter and cooler in summer—all year round.

Quiet and Calm Inside
Enjoy peace and quiet with replacement double glazed windows from Double Glazing Hamilton. These windows reduce noise from outside, making them perfect for homes near roads or in busy surrounding townships.

Style That Matches Your Home
Double Glazing Hamilton offers a broad range of styles to suit both modern era homes and traditional colonial style windows. Whether you have timber windows or aluminium frames, we make sure your new windows match perfectly.

Easy to Maintain, Built to Last
At Double Glazing Hamilton, our replacement joinery is made for low maintenance benefits. Our thermally enhanced replacement joinery not only looks great but also lasts for many years without much upkeep.
Explore the Retrofit Double Glazing Advantage in Replacement Windows
At Double Glazing Hamilton, our replacement windows service is designed to improve the look and performance of your home. We carefully replace old or single glazing units with double glazed windows that match your existing frames, whether they’re aluminium windows or timber. From deteriorated timber joinery to outdated aluminium joinery, our team handles it all.
We use thermally enhanced materials and focus on quality workmanship so your home gets the best comfort and long-lasting results. Whether you’re in Te Awamutu or nearby surrounding townships, we make homes better with new windows that offer wider benefits. Our goal at Double Glazing Hamilton is to deliver great results for every kind of New Zealand house style.
Advantages:
- Energy savings with thermally enhanced replacement joinery
- Strong protection against noise and weather
- Better looks for modern era homes and older styles
- Simple care with low maintenance benefits
- Trusted local team with quality workmanship
Our Easy Process for High Performing Replacement Windows
At Double Glazing Hamilton, we make getting replacement windows simple and stress-free. Our team follows a step-by-step plan to ensure your double glazing upgrade fits your home perfectly and lasts for years. From existing timber framed windows to aluminium joinery, we handle it all with care and attention.
We start by checking your existing frames, whether they're timber or aluminium windows. This helps us decide if a full replacement joinery is needed or if we can use your current setup for a smoother retrofit double glazing.
After that, Double Glazing Hamilton measures your windows exactly. We then make replacement double glazed windows that match the look of your new zealand house styles, including traditional colonial style windows and modern era homes.
The last step is all about safe and neat installation. We fit the new double glazed units into place, making sure each one is sealed well to stop heat loss. Our team at Double Glazing Hamilton always keeps your home clean and tidy during the work.
Why Choose us
Why Our Replacement Joinery Stands Out in Modern Era Homes
Expert Care for Every Frame
At Double Glazing Hamilton, we handle all types of existing aluminium joinery and timber windows with expert care. Our team makes sure your new replacement windows fit perfectly and last a long time.
Fully Certified and Professionally Qualified Team
We understand how to match replacement double glazed windows to New Zealand house styles, from traditional colonial style windows to modern day functionality.
Long-Term Energy Savings
Our thermally enhanced replacement joinery helps lower heat loss and save on energy bills. It keeps your house warm in winter and cool in summer.
Cleaner, Quieter, Better Living
With double glazing, your home stays cleaner, quieter, and more comfortable. We help reduce noise and block out dust with strong double glazed glass.
Friendly Service from Start to Finish
Double Glazing Hamilton offers kind and helpful service every step of the way. We answer your questions and make the whole replacement windows process easy.
Strong and Easy to Keep
Our aluminium frames and timber options are tough and come with low maintenance benefits. That means less time cleaning and more time enjoying your view.
Why Choose us
Why Our Replacement Joinery Stands Out in Modern Era Homes
Expert Care for Every Frame
At Double Glazing Hamilton, we handle all types of existing aluminium joinery and timber windows with expert care. Our team makes sure your new replacement windows fit perfectly and last a long time.
Fully Certified and Professionally Qualified Team
We understand how to match replacement double glazed windows to New Zealand house styles, from traditional colonial style windows to modern day functionality.
Long-Term Energy Savings
Our thermally enhanced replacement joinery helps lower heat loss and save on energy bills. It keeps your house warm in winter and cool in summer.
Cleaner, Quieter, Better Living
With double glazing, your home stays cleaner, quieter, and more comfortable. We help reduce noise and block out dust with strong double glazed glass.
Friendly Service from Start to Finish
Double Glazing Hamilton offers kind and helpful service every step of the way. We answer your questions and make the whole replacement windows process easy.
Strong and Easy to Keep
Our aluminium frames and timber options are tough and come with low maintenance benefits. That means less time cleaning and more time enjoying your view.
Frequently Asked Questions
Many homeowners around the surrounding townships have questions when it comes to getting replacement windows. Here are some of the most common ones we hear at Double Glazing Hamilton to help guide you better.
Replacement windows are new windows that take the place of your existing frames. They help improve comfort, save energy, and refresh your home’s look.
No, in most cases we keep the existing timber or aluminium joinery. We fit the replacement joinery into the current space, saving time and cost.
Retrofit double glazing means adding double glazed glass to your current window frames. It’s a great option if your frames are still in good condition.
Most replacement windows take one to two days per home, depending on size and number. We’ll let you know the timeline before we start.
Yes, our thermally enhanced replacement joinery helps reduce heat loss and creates high performing windows for better comfort.
Yes, we match the look of your New Zealand house styles. We have a broad range of frames, so your home keeps its charm.
Absolutely! We offer both timber windows and aluminium windows so you can pick what suits your home and lifestyle best.
If your home still has single glazing, replacement double glazed windows are a major upgrade. They keep your home warmer and quieter.
Yes. Our glass meets safety standards and is tough against breakage, weather, and everyday use.
Because Double Glazing Hamilton offers quality workmanship, great service, and windows made to last—right here in Te Awamutu and beyond.
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Discover Double Glazing Hamilton’s Broad Range of Replacement Windows for New Zealand House Styles
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