COXDOME Rooflight – Fixed Rooflight for Flat Roofs

  • £150.50

  • Inc VAT: £180.60

Add to Wish List

Compare this Product

Ask a Question

Availability:In Stock

Product Code:ADD.COX.FX

Coxdome fixed rooflight for flat roofs is manufactured to a high standard with double or triple glazing and a 150mm PVC Upstand. The thermally broken upstand manufactured from PVC plastic profiles ensures thermal efficiency and prevents condensation. Coxdome rooflights are leading the way in terms of quality and price. This flat roof fixed roof light is available in clear or opal variants. Available in 13 sizes up to 1200 x 1800mm in stock for immediate dispatch.

Triple Layer U-value: 1.8 W/m²K Coxdome Rooflight For Flat Roofs features a universal design that provides easy installation as well as high performance. Designed with a modular structure allowing a variety of configurations, the thermally broken frame manufactured from plastic profiles ensures a strong thermal performance and resilience to condensation formation. For effective heat insulation our triple glazed fixed roof lights have a U-value of 1.8 W/m²K, the Glazing is constructed from double or triple layer Polycarbonate plastic which meets Part L 2013 requirements.

NOTE: Structural opening for this rooflight is the size of the rooflight. i.e 600x600mm rooflight = structural opening of 600x600mm

Coxdome rooflight fixed rooflight for flat roofs


  • 3mm Polycarbonate impact resistant glazing
  • UV Stable PVC-u white upstand
  • High impact resistant PVC-u
  • Double or Triple Layer
  • Clear or Opal diffused layers
  • Excellent waterproofing properties
  • Suitable for flat roofs, including single ply, GRP, hot melt, asphalt, liquid and lead

Fixed Rooflight - Performance

  • High Security Fixings as standard
  • U Value 1.7 W/m²K based on triple layer
  • 150mm PVC Upstand U-value 1.8 W/m²K
  • Sound reduction 22dB
  • CE Marking according to EN 1873
  • Class B Non-Fragile, ACR(M)001:2005 Soft Body Tested
  • TP(a) Classification (only achievable with minimum 3mm polycarbonate
  • B-s1-d0 Fire Classification according to BS EN15301:1 2007


Glazing Light Transmission 'G' Value 'U' Value Sound Reduction (dB) Fire classification Impact Resistance
double-profile Clear 77% 67% 2.6 W/m²K* 20dB 1-3mm: B-s1-d0 > 200 N/mm2
Diffused 77% 67% 2.6 W/m²K* 20dB 1-3mm: B-s1-d0 > 200 N/mm2
triple-profile Clear 71% 57% 1.7 W/m²K* 22dB 1-3mm: B-s1-d0 > 200 N/mm2
Diffused 71% 57% 1.7 W/m²K* 22dB 1-3mm: B-s1-d0 > 200 N/mm2


Height Material Profile Width 'U' Value Fire Resistance
sf15 150mm PVC-u 25mm 1.8 W/m2K D-s3-d1
Coxdome Fixed Rooflight (78.79 KB) Download
Addlite Fixed Rooflight (21.09 KB) Download
Coxdome Installation Instruction (230.59 KB) Download

Recent Questions

Ask a question about this product


There are no reviews for this product.

Write a review

Note: HTML is not translated!