Our Horizontal Sliding Secondary Glazing is extremely versatile, slides smoothly and is available with two to five panels. Horizontal sliders are perfect for sound and thermal insulation for casement windows, hinged windows, or any window that has vertical bars. Panels slide within the frame allowing easy access to the existing outer windows, providing ventilation without interfering with curtains or blinds.
Horizontal Sliders are available in our Economy Odd Leg, Luxury Subframe and Heavy Duty systems. Units can be linked with coupling sections allowing both large and ribbon windows to be successfully treated.
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Our standard glass for our secondary glazing is 4mm clear float glass. We have a huge variety of glass available for our secondary glazing and it is possible to tailor your secondary glazing to your individual requirements. You can specify glass for improved sound insulation, thermal performance or security. See examples below:
| Thickness | Glass | Properties |
| 4mm | Float Glass | Can expect good sound and heat insulation. |
| 4mm | Obscure / Patterned / textured Glass | Specified for aesthetics and privacy (e.g. in a bedroom or bathroom). Read More... |
| 4mm | Toughened Glass | Increased safety and security. |
| 4mm | Float K Glass | Provides superior heat insulation. |
| 4mm | Toughened K Glass | Added safety and security, as well as providing superior heat insulation. |
| 6mm | Float Glass | For better performance in sound and heat insulation than 4mm float (or for resonance factor). |
| 6mm | Toughened Glass | For added security and better performance in sound and heat insulation, when compared to 4mm toughened (or for resonance factor). |
| 6mm | Float K Glass | For even better performance in sound and heat insulation than 4mm K glass (or for resonance factor). |
| 6mm | Toughened K Safety Glass | For added security, better performance in sound and heat insulation than 4mm Toughened K glass (or for resonance factor). |
| 6.4mm | Laminated Safety Glass | For added security when compared to 6mm toughened glass. |
| 6.8mm | Acoustic Glass | For a dramatic improvement in sound proofing / noise insulation. |
| 20mm | Double Glazed Sealed Units | For extreme circomstances where 4 - 6.8mm single glazing is not sufficient an improvement in sound and heat insulation. Only available for our heavy duty system, this unit can be composed of any of the above glass. |
Our Secondary Glazing is available in a range of conventional colours, or any of over RAL colour paint finish. RAL colour profiles are special order, as they are not held in stock. Unpainted mill finish aluminium will be sent away to a sprayers, which will result in a surcharge and an extended lead time. Our Conventional colour range is as follows:
Our secondary Glazing is available in any single RAL colour paint finish. There are over two hundred different RAL colours available. Click the link below to see a selection of the available RAL colours.
See Our RAL Colour Chart
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