Your Local Window Installers for Dronfield, Chesterfield & Sheffield
Transform your home with beautiful, high-performance A-rated windows. Lower your energy bills, enhance security, and trust your local, family-run experts.
Is it time for new windows? At Stay Warm Windows, we supply and expertly install a wide range of stunning, energy-efficient windows to suit any property, old or new. As your trusted, family-run window installers in **Chesterfield, Sheffield, and Dronfield**, we take care of everything from the initial free quote to the final, flawless installation, all backed by a 10-year guarantee.
A Style for Every Home
Our extensive range ensures a perfect match for your property’s character and your personal taste.

uPVC Windows
Versatile, low-maintenance, and highly energy-efficient. Our uPVC windows are a popular choice for their durability and excellent value.

Aluminium Windows
For a contemporary look, our aluminium windows offer slim, strong frames that maximise glass area and natural light.

Casement Windows
A timeless and highly popular style, hinged at the side to open outwards for excellent ventilation and security.

Tilt & Turn Windows
Offering dual functionality, these windows can tilt inwards for safe ventilation or open fully for easy cleaning.
Our Windows Gallery
See the quality of our workmanship and find inspiration for your own home.
The Stay Warm Windows Difference
When you choose us as your window installers, you’re choosing quality, security, and peace of mind.
FENSA Registered Installers
As FENSA registered professionals, all our installations comply with building regulations, ensuring your project is completed to the highest standards.
10-Year Insurance-Backed Guarantee
Your investment is protected. We provide a comprehensive 10-year guarantee on all our window installations for complete peace of mind.
Secured by Design Certified
Our windows meet PAS 24 standards, a police-preferred specification for security, offering the highest level of protection against break-ins.
Flexible Finance Options
We offer a range of flexible payment plans to help you spread the cost of your new windows, making your dream home more affordable.
Hear From Our Local Customers
We’re a trusted local business with a 5-star reputation. Here’s what our local customers are saying on Google.
Get a Free, No-Obligation Quote for Your New Windows
Fill out the form below or call our friendly team on 01246 901107.