A+ rated uPVC windows, fitted across Hampshire.
From a single replacement window to a full house, HDS supplies and fits energy-efficient uPVC windows in white or anthracite grey, measured, made to order and professionally installed on site.

Tired, draughty windows make a home colder, noisier and harder to heat. Our uPVC windows are A+ energy rated as standard, so you keep more warmth in and take the edge off your energy bills, while the house looks smart again from the street.
Every window is made to measure for your openings, whether that's a straight casement swap, a bay window, or a full house of new frames. You deal with the same person from the first measure-up to the final clean-up, with a fixed written price agreed before any work starts.
A+ energy rated as standard
Warmer rooms, less condensation and lower bills, without paying extra for the efficient glass.
White or anthracite grey
The two most-asked-for finishes, chosen to suit the age and style of your home.
Secured by Design hardware
High-quality locking that in most cases meets the police-preferred security standard.
Made to measure
Casement, bay and cottage styles surveyed and manufactured to fit your exact openings.
A few real uPVC window jobs.
Click any photo to take a closer look. Every one is a real HDS installation across Hampshire.
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Your questions, answered
Our standard windows are rated A+, so they keep more heat in and help lower your energy bills.
Very. The manufacturers use high-quality hardware on all products, in most cases meeting 'Secured by Design' standards, the official police-preferred security accreditation.
Your windows and doors are made to order, typically in 3 to 4 weeks (sometimes a week or two longer in busy periods). Most installations are completed within a day or two once your products arrive.
Your frames are guaranteed for 10 years against distortion, cracking or colour fading, and the glass units and hardware are covered by the manufacturers' warranties.
Yes, completely free and no-obligation. We come and measure up, talk you through the options and give you a clear written price. There's no pressure and no salesperson, you decide in your own time.
Seen enough? Get your free, no-obligation quote.
Tell us what you're after and we'll come back quickly, usually a quote the same day as the visit. No pressure, ever.