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Search 10+ Double-Glazing Units from leading Glazing Units manufacturers including; Olsen Doors & Windows Ltd, Bebington Glazing and Intelligent Glass.

You can see a full list of manufacturers of Double-Glazing Units here.

Other popular types of Glazing Units include; Solar-control Glazing Units, Triple-Glazing Units and Toughened Glass.

Important criteria to consider when specifying Double-Glazing Units include; Type, Finish(es) and Material.

UPVC Double Glazing

Bebington Glazing
At Bebington Glazing, we have a wide selection of UPVC windows available.  UPVC is the most popular option for many double glazing units, because it is affordable and easy to maintain. As with all of our windows, our UPVC double glazed units are installed to ...

Switchable Smart Double Glazing

Intelligent Glass
SMART GLASS (DOUBLE GLAZING) The latest generation of switchable double glazed panels combines the benefits of improved thermal performance with the immediate control over privacy/security. This durable solid state technology replaces the need for old...

Combi Timber +

Olsen Doors & Windows Ltd
Combi Timber + is series of doors & windows with a traditional Danish frame profile with slim, attractive sight lines and external aluminium cladding for a low maintenance solution. As an outward opening, casement window series, the functionality allows for fu...

Hajom - Windows

Olsen Doors & Windows Ltd
The Hajom Architect Series is based on the fundamental concepts of flexibility and freedom of choice. For this reason, completely adaptable window production is a cornerstone of our concept. You choose the format and version – we supply windows that harmonis...

System 15 - Double-Glazing Units

Metal Technology
Metal Technology, an acknowledged leader in window and door systems has designed a comprehensive secondary glazing system for use in both commercial and domestic applications. Secondary glazing options include side hung and vertical sliding configurations. Mat...

Secondary Glazing Lift Out Units

Lift-out secondary glazing units, designed for applications where limited access to the primary window is required. Units fit into a secured channel and consideration should be given to overall sash sizes to ensure the weight of glass is of manageable proporti...

Secondary Glazing Vertical Slider Unit

Vertically sliding secondary glazing designed primarily for refurbishment and upgrade of older properties, historical and listed buildings. Individually pre-tensioned spiral spring balances control the motion of the sash. Can be supplied with arched or gothic ...

Secondary Glazing Horizontal Slider Unit

Horizontally sliding secondary glazing available in two, three and four panelled combinations. Can be supplied with arched or gothic head profiles and with stacking units. These units are generally used in conjunction with either sash or casement windows where...

Double Glazing Windows

Academy Home Improvements
Academy are committed to providing you the very best Double Glazing uPVC Windows available to the home improvement market. The window openings we supply and install come in a range of styles from Casement, Sliding Sash, Bay & Bow to Tilt & Turns. Our uPVC win...

Secondary Glazing Hinged Units

Hinged casement secondary glazing available in single and double leaf configurations. An extremely versatile system suited to larger glazed areas, it affords a high level of security whilst retaining easy access to the primary glazing for cleaning and general ...
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Did you know that the most common Finish(es) for products within the Double-Glazing Units category are coating , other and priming?'

Double Glazed Replacement Sashes

Purpose made double glazed sashes for replacing original single glazed sashes, giving a double glazed solution without major disruption to the property. Benefits: Reduced energy costs. Easy future maintenance. Minimum disruption and redecoration to the prope...

Double Glazed Replacement Window

Purpose made double glazed window for replacing original single glazed installations. Benefits: Reduced energy costs. Easy future maintenance. Complies with Building Regulations (E&W) Approved Document L. Perimeter sealing system tested to BS 6375-1 (withsta...