Search 110+ Glazing Units from leading Windows & Glazing manufacturers including; Guardian Glass, AGC Glass UK and Crystal Units Ltd.

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

You can refine your search further by various types of Glazing Units, such as; Solar-control Glazing Units, Triple-Glazing Units and Double-Glazing Units.

Important criteria to consider when specifying Glazing Units include; Typical Building Sector, U-value (overall) and Material.

Secondary Glazing Lift Out Units

Ventrolla
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

Ventrolla
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

Ventrolla
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...

Secondary Glazing Hinged Units

Ventrolla
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 ...

Double Glazed Replacement Sashes

Ventrolla
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

Ventrolla
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...