Looking for high-quality windows in Peterborough? Pinnacle Windows is your local specialist, manufacturing premium uPVC and aluminium windows for homes and businesses across Peterborough, Stamford, and surrounding Cambridgeshire areas. With over ten years of experience in double glazing, we provide energy-efficient, secure windows backed by our comprehensive 10-year guarantee. From casement to tilt and turn windows, we offer professional installation and exceptional customer service.
Our stylish uPVC casement windows from Liniar are energy-efficient and designed with clean, modern, and stylish sightlines that will make any property look even better. We also offer aluminium windows with ultra-slim profiles.
Our flush casement windows from Liniar provide a beautiful, yet low maintenance and thermally efficient timber alternative that holds many environmentally friendly features, such as being 100% recyclable and lead-free.
The profile ranges for Liniar tilt & turn windows are the same as those of our casement window options but with the added benefit of 2 opening motions. You can let in fresh air while maintaining security with the Liniar tilt and turn window.
In our trade area you will find information on our products, including specification documents, user guides and installations guides. You can also explore our image media centre and video gallery.
Explore our window and door brochures, including brochures from Liniar, PatioMaster and Universal Collection. You can also view our marketing support flyers for casement windows, flush casement windows and composite doors.
Pinnacle Windows is one of the leading windows manufacturers in the UK, using the popular Liniar profile to create top-quality products that meet the needs of both installers and end-users. Pinnacle Windows is dedicated to providing the best possible products and services, and they do so by using the latest technology and materials available in the market which are manufactured right here in their facility in Wellingborough.
One of the key benefits of working with Pinnacle Windows is our fast 2-week lead time, which allows installers to get the job done quickly and efficiently. This means that installers can take on more projects and increase their revenue without sacrificing quality or customer satisfaction.
In addition to their fast lead time, Pinnacle Windows also offers excellent marketing support to help installers promote their services and grow their business. They provide a range of marketing materials, including brochures, samples, and promotional items, to help installers showcase their work and attract new customers.
Another advantage of working with Pinnacle Windows is their dedicated service engineer, who is available to provide technical support and assistance to installers whenever needed. This ensures that installers have the resources and expertise they need to deliver the best possible results to their clients.


Window prices vary significantly depending on the style, size, material (uPVC or aluminium), glazing options, and any customisation features you choose. Factors like security upgrades, decorative glass, and colour finishes also affect the final cost. We provide free, no-obligation quotes tailored to your specific requirements and property needs.
Both materials offer excellent performance but with different characteristics. uPVC provides superior thermal insulation and requires minimal maintenance, while aluminium offers slimmer profiles and greater strength for larger openings. The best choice depends on your property style, budget, and personal preferences. Our team can help you decide which material suits your needs.
Yes, windows can significantly reduce external noise, but the level of sound reduction depends on the glass specification, frame design, and installation quality. Get in touch, and we can discuss your specific noise concerns and recommend appropriate solutions.




