Quality uPVC Double Glazed Windows For Your Home
Polar Bear Windows have a range of double glazed windows available to suit any style and budget.
- Secure And Durable
- Double Glazed as Standard
- Energy Efficient
- Aesthetic Appeal
Key Features
Fully Acreddited
Our team of professional installers are fully accredited and have undergone extensive training to ensure they deliver the highest standard of workmanship.
Finance Options
We understand that investing in aluminium doors is a significant decision, which is why we offer various finance options to make it more affordable for homeowners
10 Year Guarantee
Here at Britannia Windows, we are so confident in the quality of our aluminium doors that we offer a 10-year guarantee, providing homeowners with peace of mind that their investment is protected.
Free Home Visits
To help you choose the right aluminium doors for your property, we offer a home visit service to assess your property and discuss your needs and preferences.
uPVC Windows
Upgrade your home with A-rated energy efficient uPVC windows. Our double glazing windows offer excellent thermal insulation, helping you reduce energy bills and stay comfortable year-round. With 100s of styles—including uPVC casement, sash, and modern uPVC windows—you’ll find the perfect match for your home.
Our low-maintenance windows come in white, grey, black, and woodgrain finishes, all designed to resist fading, rotting, and warping. For extra warmth and noise reduction, we also offer triple glazing and privacy glass options.
Security comes as standard, with multi-point locks and high-quality hardware built into every unit. Whether you’re after replacement uPVC windows, want to check uPVC window prices, or get a quick window quote, we make it simple.
Get in touch today for high-performance uPVC windows built to last—stylish, secure, and perfect for any budget.
Double Glazed as Standard
Enhance your home with A-rated double glazed windows from Polar Bear Windows. Our energy efficient double glazing keeps warmth inside and noise out, helping you save on bills and enjoy a more peaceful home.
All our double glazed windows are virtually maintenance-free and built with multi-point locking systems that exceed PAS24 security standards, giving you complete peace of mind. Made from eco-friendly recycled uPVC, they’re designed to last and help protect the environment.
We offer styles to suit every property, including double glazed sash windows, triple glazing, and Pilkington Solar-E options for improved insulation and reduced U-values. Every window comes with an up to 20-year guarantee, backed by the manufacturer.
Whether you’re looking for replacement windows, need a quick double glazing quote, or want expert advice from trusted double glazing installers, we’re here to help—no gimmicks, just great service.
Range of Styles
Upgrade your home with our stylish range of uPVC and aluminium windows, expertly fitted across Bristol and Bath. We offer a wide variety of styles to suit every home—whether you’re modernising or preserving period charm.
Choose casement windows for their versatility and practicality, or opt for flush casement windows for a sleek, timber-style finish with clean lines. Our bay and bow windows add elegance and extra space, while sliding sash windows and heritage styles are ideal for Victorian or Georgian homes. Looking for something contemporary? Tilt and turn windows offer modern functionality with easy cleaning and secure ventilation.
All windows are A-rated for energy efficiency, virtually maintenance-free, and fitted with multi-point locks for top-level security. Privacy glass and acoustic upgrades are available for added comfort.
Whatever your needs—window replacements, aluminium upgrades, or a fresh new look—Polar Bear Windows delivers premium style, performance, and peace of mind with up to a 20-year guarantee.