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JET Cox Glass Rooflight

Advanced technology protects from the elements

Award winning quality and finish

£354.50 ex. VAT£425.40 inc. VAT

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Lead Time: Approx. 3 working days


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JET COX Glass Rooflight 

Designed in-house by the JET Group research and development team, the glass rooflight provides the ideal glazing solution for new build and refurbishment projects. Offering maximum natural light and excellent thermal properties the glass rooflight is also exceptional at reducing unwanted noise; the double glazed insulated glass units provide an external noise reduction of 35dB.

Compatible with the full range of Trade Range Upstands, Trade Range Polycarbonate Domes, the glass rooflight can either be an upgrade from the standard Coxdome Trade Range on a splayed upstand, or supplied with the 160mm vertical upstand the rooflight offers maximum daylight with a stylish, modern look.

Ideal for refurbishment projects, the glass rooflight with polycarbonate dome can also be installed direct onto an existing builder’s kerbs (Please note that the glass rooflight must always be specified and installed with a Coxdome Trade Dome).

Fully reinforced frames as standard, together with high security fixings caps and anti-tamper screws, the Jet Cox Glass Rooflight provides maximum security and peace of mind.


  • ‘U’ Value according to EN 673-2011 of 1.1 W/m²K (Glass Unit).
  • Light Transmission according to EN 410-2011 of 79%.
  • ‘G’ Value (Solar Gain) according to EN 410-2011 of 62.4%.
  • Fire Classification E (PVC-u Frame) according to EN13501-1.
  • Burglar Resistant according to NEN 5096, Classification 2.
  • 4mm Float / 15mm Cavity / 6.2 Laminated Glass (Standard).
  • Impact Resistant Classification 1B1 (highest classification) according to BS EN 12600: 2002.

Uw Value & Ug Value:

U-Values of Glazing

  • All Coxdome products are covered by a manufacturers 10 year guarantee.

  • For further information on Coxdome products, click here.

  • If you are not satisfied with any LB Supplies products you can return them within 14 days of purchase as long as they are unused and in their original condition and packaging. If you purchased from our website and would like to return your products, please download the LB Supplies returns form below and include it with the return. Once we′ve received your unused products, we′ll refund you the amount of the original purchase, excluding any delivery costs, using your initial method of payment. Some products may incur restocking charges. For all returns and any exchanges, you are required to cover the cost of the return delivery to our offices.  For your own security, we recommend using a recorded delivery service when sending goods to us.

    Click here for a product returns form.