hup! windows & doors
With hup!, you have complete freedom to design the perfect look for your home extension. Choose from our exclusive collections, Eclipse Aluminium, Extreme UPVC, or Envisage Flush, and create windows and doors that reflect your style.
Every option combines exceptional performance with stunning design, helping you transform your hup! extension into a living space that’s as beautiful as it is practical.



Explore our window styles
We’re confident our window range offers the perfect balance of durability and style that homeowners are searching for. More than just a finishing touch, windows play a key role in making your home warmer, more secure, and perfectly aligned with your desired look. That’s why it’s so important to choose a company you can trust to get it right.


Window styles
Casement Windows
Casement windows are designed to suit any style of home, combining timeless style with practical functionality.
Flush Windows
For a clean, contemporary look, our flush windows offer sleek, minimalist styling without compromising on performance.
Tilt and turn Windows
Our tilt & turn windows offer exceptional practicality, allowing you to open them to varying degrees, perfect for controlling ventilation throughout your home.
Sash Windows
A favourite in Georgian and Victorian England, sash windows bring the same timeless character and charm to homes today as they did back then.
County doors at a first glance
County doors combine practicality with style, creating a lasting first impression for anyone visiting your home. As one of the most noticeable features of your property, choosing the right door is essential. At County, we offer a wide range of designs, colours, finishes, and materials to suit every taste. You can personalise your door with a choice of hardware, from brushed steel to black, and explore our variety of decorative glass patterns to create a look that’s uniquely yours.


Door styles
Bi-folding doors
Bi-folding doors offer the ultimate in versatility, transforming any doorway into a stunning feature. Whether fully open or closed, they create a beautiful focal point while providing uninterrupted views of your outdoor space.
French doors
French doors, made up of two individual panels that can be opened separately or together, perfectly blend timeless elegance with modern practicality.
Patio doors
Patio doors remain a favourite among homeowners in Sussex and Kent, thanks to their combination of affordability and everyday practicality.

The better way to build
hup! is a revolutionary, highly energy efficient way to extend your home creating beautiful, bright living spaces, with minimal disruption. Build any style of home extension or convert your old conservatory five times faster than traditional building methods.