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Knightsbridge Windows

We offer a range of different window styles, each with a range of features that will suit certain applications. Our products are designed with Thermal Performance as one of our key features making sure that optimal heat retention of your home is achieved.

At the Knightsbridge Collection we pride ourselves in offering a product that ensures weather, security and  thermal performance options meet the highest standards.

Flush Casement

Flush-fit high-performance windows are available in top hung, side hung or fully-reversible configurations. Traditional timber aesthetics make them ideal for renovation projects and conservation areas, foul weather resistance rated and enhanced security offer outstanding performance.

The Knightsbridge Collection flush casement comes with a one piece espagnolette system and night vents as standard, and all models feature key-locking handles. In addition, the products are fully compliant with the police-backed Secured by Design initiative. 


Stormproof Casement

Not just stunning to look at but also extremely robust, our stormproof casement was specifically designed and engineered to meet exacting Secured by Design standards.

Its friction-free hinges allow for easy cleaning and maintenance, and models can be fitted with built-in childproof restrictors if required. Like our flush casements, The Knightsbridge Collection Stormproof Casement are foul weather resistance rated.

Sliding Sash With Cords & Weights

Using pendulum-style cords and weights, these outstanding sash windows are extremely easy to operate. Durable nylon cords and pulleys ensure a long, reliable service life.


Using pulley-style cords and weights, they can be customised with a range of mouldings and fenestrations to achieve various styles. With a choice of horn styles available, finding the right detail to complement your windows for the area couldn’t be easier.


Traditional aesthetics make the product an excellent choice for conservation areas, and a choice of contemporary or traditional hardware is available.


Sliding Sash With Spiral Balances

The modern functionality of a sliding sash Spiral Balance window is a great choice for conservation buildings. With the spiral balance's mechanism the sashes will operate smoothly for an easy opening.


The Knightsbridge Collection spiral balance models, like the cords and weights, are delivered factory-finished and fully glazed, and are an ideal choice for projects in conservation areas.

Tilt & Slide Windows

This ingenious vertical-sliding sash design offers top of the range performance within a highly traditional stepped sash and frame design. Its historic aesthetics make it a great choice for sensitive areas.

A unique track tilting mechanism allows for safe, easy cleaning of external glass surfaces from the inside of the building, great for high rise buildings where access to the outside of the window is difficult. The product offers a foul weather performance industry rating, and optional safety restrictor bolts.


Window Styles Options

The Knightsbridge Collection can provide a bespoke service, we have however listed some of our standard style options below:

Privacy Glazing Options

Express your individual style whilst allowing maximum light into your home with our range of  Decorative Glass. We can provide a range of styles from  traditional to contemporary with varied privacy levels.


Leading Options

Modern windows made in the leaded style take inspiration from period windows but come with all the benefits of modern technology, such as good security, easy maintenance and excellent thermal efficiency. Choose a style to suit you.

Astragal Options

Plant on astragals provide the effect of traditional period features with a classic appearance to match your style. We offer 2 profiles of astragals as standard, should you require something different please get in touch.


Horn Styles Options

Sliding Sash Horns are a key feature of a traditional sash window, historically they supported the mortice and tenon joints, preventing the sashes from opening too far and becoming jammed. Today they add the option to give a window a unique style in keeping with the period of the property.

Contact us to learn more about The Knightsbridge Collection

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