Welcome to Spire Glass

Spire Glass Limited was formed in 1988 by Rob Read and Ian Locke. It remains a small, family run business to this day which ensures that the level of customer service is personal and to a high standard even whilst we take on large contracts. If you are looking for a reliable, trustworthy and friendly double glazing company based in Wiltshire then you’ve come to the right place.

Spire Glass are situated in Amesbury, Wiltshire near Andover and Salisbury but we also supply and install in Hampshire and even London. Being able to offer over 25 years of experience in the double glazing industry means we know exactly what works best for your property. No matter what you require, from a sliding sash window to a stunning bi-fold door, we are always happy to work with you from start to finish.

We are a family run company and are proud to boast that we have an excellent reputation as many of our customers keep coming back to us time and time again. We like to put this down to our excellent customer service and affordable pricing but we also think our easy to understand and open policy of giving the customer what they want with no high pressure sales have set us apart from other companies in the market.


Take a look at our beautiful collection of uPVC windows, all tailor made to suit your home in Wiltshire. All offer A+ window energy ratings.


Discover our welcoming range of uPVC and composite doors fully fitted with Yale high security door locks. You can welcome guest in style.

Double glazing quote

Online Quote

Get an instant online quote for uPVC double glazing today!

The Perfect Liniar Profile

Liniar have designed and manufactured the most innovative uPVC profile system in the UK. It is engineered in Derbyshire in a purpose built facility with each profile being lovingly hand finished to ensure perfection every time.

Liniar uPVC Windows

Superior Gaskets

High performance and patented double action ‘bubble’ gaskets operate in a way that keeps your windows tightly sealed.

Liniar uPVC Windows


Their internal structures provide exceptional stiffness and rigidity whilst at the same time minimise the need for steel reinforcements.

Liniar uPVC Windows

Flipper Gasket

The unique ‘glazing flipper’ is in place in order to reduce cold transfer, noise pollution and water ingress.

Liniar uPVC Windows

Positive Drainage

Specially designed profile contours make the most of natural drainage and are superb at preventing moisture build up.

Liniar uPVC Windows


The uPVC profile contains size optimised chambers that break up mini convection currents by locking in pockets of warm air.

Liniar uPVC Windows

Thermal Dam

Our Liniar profiles are designed to Passivhaus recommendations where the thermal dam reduces the heat transfer.

3 Steps to the Ultimate Double Glazing in Wiltshire

Here at Spire Glass we aim to keep things plain and simple. We always provide exceptional customer service, first rate products and all at affordable prices.