Castle install high quality Sheerline Prestige Doors across Newbury, Reading, Basingstoke and the further Berkshire area. Get an estimated price contacting us directly. Get in touch today.
Sheerline Prestige Doors bring a new level of sophistication to your home. Crafted with premium aluminium, these doors offer sleek aesthetics, robust performance, and advanced thermal efficiency. Whether you’re looking for a stunning front entrance or seamless access to your outdoor space, Sheerline Prestige Doors deliver in every way.

Exceptional Thermal Efficiency
Slim, Modern Aesthetics
Enhanced Security

Glazed aluminium doors may elegantly frame a view and assist increase the amount of light that enters your home. The ideal method for improving an interior’s impression of space.
High security PAS24 hinges are used on doors, and a letterbox can be installed in the door midrail if necessary.
For cleaner and better installations, door combinations can also be made with continuous thresholds that extend across any sidelights.
With its fully weather-sealed rebates, three high performance, low level threshold solutions keep the worst of the British weather safely outside. A universal moulding that is concealed from view from the outside makes it simple to attach door frames to these thresholds. The fixings, which may be pushed under the moulding to facilitate removal, are concealed by a cover strip, which maintains the upscale appearance.


Efficient Aluminium Door Installations
Castle Windows is a highly experienced home improvement specialist in Newbury and Berkshire, with over 30 years in the industry and 40,000 satisfied customers. We ensure professional, efficient installations and take great care in installing your aluminium windows. Our personal service caters to your individual needs, making you feel valued. After having Sheerline Prestige Doors fitted by us, you’ll be eager to return for future renovations.