How To Request A Quote

If you want to get a quote for one of our products there are several options available to you:

Please be aware that we need quotation requests in writing and cannot provide prices over the phone. If you require a Trade Price we need a company letter head or purchase order.

What Information Do We Require?

In order to process your quotation request and provide you with an accurate price, we require the following information (click here to see an example of the information we need):

  • The product you wish for us to quote. (i.e. aluminium windows)
  • The system you wish for us to quote. (i.e. Premium Plus Windows)
  • The product details, including; sizes, colours, glass, styles and designs for each item.
  • Any additional information, requirements or specialist instructions. (For example... I require; direct fix outerframes, internally glazed sashes, trickle vents, a 150mm projection cill etc.).

Please note: All of our products are bespoke and made-to-measure, to your exact specifications.

For more help and advice on specifying or pricing our products please call us on (01268) 681612.

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Secondary Glazing Horizontal Sliders Technical

The sizes detailed below are for guidance only, maximum widths can vary depending on your chosen height and vice versa. If the sizes you require are less than the minimum or exceed our maximum recommended sizes please ask our technical department for advice.

Slim-line Equal Leg System
Recommended Sizes
Min. Width (mm) 400
Max. Width (mm) 4900
Min. Height (mm) 400
Max. Height (mm) 1980
Max. Panel Width (mm) 1250
Number of Panels 2 - 5
Slim-line Equal Leg System
Key Dimensions And Sight-lines
Face Fix Outerframe Depth (mm)1 39
Sash Depth (mm) 13
Glass (mm) 4 - 6.8
Largest distance to visible glass (mm) 47
Size of Vertical Interlock (mm) 20
Size of Meeting Stiles (mm) 44


1The reveal fix outerframe option is 56mm deep including the fixing leg.

Economy Odd Leg & Luxury Subframe System
Recommended Sizes
Min. Width (mm) 400
Max. Width (mm) 4900
Min. Height (mm) 400
Max. Height (mm) 1980
Max. Panel Width (mm) 1250
Number of Panels 2 - 5
Economy Odd Leg & Luxury Subframe System
Key Dimensions And Sight-lines
Outerframe Depth (mm)1 39
Sash Depth (mm) 13
Glass (mm) 4 - 6.8
Largest distance to visible glass (mm) 57
Size of Vertical Interlock (mm) 20
Size of Meeting Stiles (mm) 44


1We offer three different subframe's, which give a total depth of SF1: 39mm, SF3: 55mm, SF4: 69mm.

Heavy Duty System
Recommended Sizes
Min. Width (mm) 800
Max. Width (mm) 5000
Min. Height (mm) 400
Max. Height (mm) 2400
Max. Panel Width (mm) 1500
Number of Panels 2 - 4
Heavy Duty System
Key Dimensions And Sight-lines
Outerframe Depth (mm) 56
Sash Depth (mm) 29
Glass (mm) 4 - 20
Largest distance to visible glass (mm) 80
Size of Vertical Interlock (mm) 35
Size of Meeting Stiles (mm) 100


1We offer three different subframe's, which give a total depth of SF1: 39mm, SF3: 55mm, SF4: 69mm.

Specifying - Suitable Applications
  • Horizontal Sliding Secondary Glazing is most suited for treating casement and ribbon windows or windows with vertical bars.
  • Can be specified for commercial or domestic applications. (Slim-line Equal Leg / Luxury Subframe being most suited to residential applications due to its aesthetic appeal.)
  • Busy areas where traffic noise is a nuisance - even where double glazing is already fitted.
  • Ideal for use in Listed Buildings, Heritage / Conservation areas and period properties.
  • As a cost effective alternative to replacing your existing single glazed windows.
  • Leasehold properties, where changing the existing windows may be uneconomical.
  • Any property where you are unable to modify the existing external windows.
  • Any window that needs noise reduction and / or draught reduction.
AutoCAD Drawings - Downloads
Technical drawings can be provided in DWG or DXF format, please contact us.
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Make sure you have the latest version of Adobe Reader - you can download Adobe Reader here for free. Alternatively we can send you the file by email - contact us.
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