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However, specifiers are starting to consider vacuum glazing as an alternative, due to its slim profile and comparable performance.

You can easily order your made to measure secondary glazing, including all necessary materials for installation.

It also stops heat transferring to the timber, so fire cannot take hold around the edges of the glazing aperture.

Our glazing has been developed to meet the demanding aesthetics & technicalities of many periods, including Georgian, Victorian, Edwardian and even twentieth-century properties.

The chemistry determines the behaviour, and the recipe is one of many ways to achieve that chemistry.

Via the ordering module on our product pages, you can easily order your desired shape and size.

ApronDecorative trim positioned directly underneath a window stool and installed flush against the wall.

Cottage windowDouble-hung window where the upper sash is shorter than the bottom sash.

Choosing between double or triple glazing for your home can be difficult, as there are many factors that need to be taken in consideration.

Combining glass technologies and techniques to create bespoke glass boxes and structures.

Stick the magnetic seals to the secondary unit and existing windows, then simply click it into place when required.

We are committed to superior energy efficiency, low U-values and a drive towards sustainability.

The effectiveness of secondary glazing depends on various factors, including your original frame materials and installation quality.

Sealed Multiple Glazing UnitA combination consisting of several glass panes enclosing a hermetically-sealed air spaces.

Leeds Glass are spets in secondary glazing – developed over 20 years to provide the ultimate effective insulation against external noise and maintain high thermal insulation.

The results are staggering, with reduced noise levels of up to 80% and a reduction in heat loss of up to 65%.

Again, this isn’t like mixing paints, you might find it does something unexpected.

The air gap inside the double glazing sandwich helps to keep the internal pane of glass closer to room temperature.

Take care when cleaning acrylic and polycarbonate and do not use glass cleaner or similar products when cleaning, otherwise the secondary glazing may become dull.

Many windows also come with Low-E (low emissivity) coatings on one of the glass surfaces, for improved thermal performance.