Benefits Of Using Diamond Shield Trade Windows

At Diamond Shield, we offer a range of uPVC, aluminium, and timber window frames. All of our products come with Ingenious locking systems, which are a renowned locking company. So, if you need brand new trade windows, or replacement frames, we can help. Furthermore, we are one of the North West of Englands leading suppliers of plastic and trade supplies throughout St Helens and the surrounding areas.

Both our double glazing and triple glazing comes with an impressive A-rated energy rating. Plus, with this improved technology, it has the potential to save customers money on their heating bills. Our products use the VEKA Halo range, which is one of the best profiles on the market. Other benefits include non-discolouring and multiple chambers, giving us one of the best window profiles available.

Aluminium trade windows
supply only PVCu trade windows
wooden trade windows

Supply And Fitted Trade Windows

Windows can vary depending on your home, from heritage homes to new builds we understand that one size does not fit all. When it comes to replacement windows, we are a trusted trader with over twenty-five years in the double glazing industry. We offer our customers one of the best energy-efficient A-rated double glazing trade windows.

At Diamond Shield, we manufacture several window styles. Plus, we have a professional team that can supply and install all of your window requirements. We can tailor all of our glass services to you and offer a variety of styles, including casement, sash and the tilt and turn. If you have any questions about the services we offer, call our team on 01744 758881. 

Aluminium Windows

Diamond Shield fabricate our Aluminium frames to be long-lasting and low-maintenance. These frames offer a modern style of window, making them the ideal choice for your home. Aluminium window frames provide fantastic energy efficiency as regular. That helps to keep your home warm in the winter and cool in the summer. Aluminium window frames have added benefits including things like, they will not peel, flake or rust.

aluminium trade windows
28mm 'B' Section Window Trim
175mm Bullnose Window Board

UPVC Windows

Replacement uPVC frames are available in both double glazing and triple glazing. That helps to maximise the energy efficiency of your home.

Additionally, substituting your worn-out double glazing with new double glazed uPVC frames could potentially help you to save money on your energy bills.

uPVC trade windows supplier
60mm x 6mm Pencil Round Architrave trim
Bullnose Window End Caps (L&R)


Diamond Shield supply and fit a variety of timber windows. We manufacture our windows utilising the most suitable timber around. Wooden Sash frames, casement and an assortment of hardwood windows can produce a beautiful natural appearance to any property, especially listed buildings or cottages.

150mm Bullnose Window Board

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Composite trade doors