We specialise in high-quality windows, doors, and renovations, offering a seamless, full-service approach from consultation to installation.
With expert craftsmanship and a commitment to customer care, we create durable solutions designed to enhance your home for years to come.

Why choose Ultimate Design?
Our full-service approach means we handle every part of the process for you. From consultation to installation, our team ensures a stress-free experience.
As a locally owned business, we take pride in expert craftsmanship, personalised service, and durable, contemporary solutions that stand the test of time.
Backing the local commuity




Our Values
Everything You Need to Know—Upfront
Some projects, like conservatories and structural renovations, require council consent, while window and door replacements often don’t. We handle all necessary permits, including engineering reports and compliance approvals.
Double glazing improves insulation, reduces noise, and enhances energy efficiency. Our exclusive 40 Series Frame provides superior thermal performance and a sleek, modern look.
Absolutely! We offer a range of styles, colours, and finishes to match your home’s look and your functional needs. Our team works with you to design the perfect solution.
Yes! Our in-house team of qualified builders and aluminium specialists handle everything from design and council approvals to installation and final inspections.
We primarily serve Canterbury, including Christchurch, Rangiora, Ashburton, and surrounding rural areas. For larger projects like conservatories, we can service the wider South Island.
Designed for comfort, built for Kiwi living
Designed for comfort, built for Kiwi living
built for Kiwi living
