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Mardome Trade Rooflight

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  • Sleek, contemporary aesthetics inside and out
  • Aerodynamic low rise glazing unit
  • Huge range of sizes and options
  • Class B non-fragile to ACR[M]001 when new and fully installed to Brett Martin installation guidelines
  • 10 year warranty
  • BBA approved
  • BRE Globally Verified EPD (Environmental Product Declaration) - specific configurations
  • Delivery in 48 hours as standard on most options
  • Optional 24 hour delivery available on a select range


  • Multiple glazing U-value options for efficient thermal performance
  • Multiwall PVC Kerb options with thermally efficient triple wall structure
  • Steep kerb walls allows larger glazing area for more natural daylight
  • Extensive options to satisfy ventilation and light transmission
  • Constant separation of glazing skins across full dome width and fixing flange on triple skin and better glazing minimises the risk of condensation
  • Concealed mechanisms on mains powered opening units
  • Unique Secured by Design option for enhanced security

    Mardone ShapeAvailable in standard sizes from 450x450mm up to 2400x1800mm with a choice of low rise dome or optional low rise pyramid shaped glazing units.

    For the full range of sizes visit or email for further information

    Mardome Trade glazing type Overall U-value* (W/m2K)
    Double skin polycarbonate 1.94 – 2.67
    Triple skin polycarbonate 1.26 – 1.93
    Quad skin polycarbonate 1.01 – 1.73
    Structured polycarbonate inner glazing 1.39 – 1.90
    Argon filled glass inner glazing1.04 – 1.75
    • Dome over 25mm structured polycarbonate inner glazing option provides an economical way of achieving improved thermal performance.
    • Dome over argon filled glass inner glazing option provides improved thermal performance, acoustics and aesthetics (not available with the access hatch and limits other opening options, depending on size.)

    *Overall U-value is a measure of the thermal efficiency of the whole rooflight and varies by product size and specification. (calculated in accordance with NARM Technical Document NTD02)

    • Glazed with Marlon FSX polycarbonate and available in clear, patterned or opal tint depending on light transmission and lighting effect requirements. 

    Mardone Trade Colour

    Tint Lighting effect Light transmission (%) DIN 5036

    Double skin Triple skin Quad skin
    Clear High visibility 85% 78% 72%
    Patterned Privacy 78% 72% 66%
    Opal Diffused light & solar control 35% 32% 30%


    Mardome kerbs are manufactured in lightweight yet robust white multiwall uPVC and supplied in two height options to suit new build and refurbishment applications.

    • Standard kerb (150mm waterproofing height) for mounting at roof surface level
    • Tall kerb (300mm waterproofing height) for mounting below insulation

    Direct fix glazing unit also available for mounting to builders’ upstand.

    • Manual hit & miss trickle vents
    • Automatic hit & miss trickle vents (humidity controlled)
    • Powered extraction ventilation*


    * Not available on all dome sizes and only available on non-opening variants

    • Fixed
    • Fixed Secured by Design
    • Manual opening (with optional extension pole)
    • Mains powered opening (with optional remote control and rain sensor)
    • Access hatch (lockable from the inside, this gas strut assisted opening unit can be used to gain access to the roof, used in conjunction with a suitable ladder/other means of access - not supplied)

    Opening Options Mardome

    Opening controllers and accessories for controlling multiple powered opening rooflights also available - email for further information.

    • Optional steel security grille with white powder-coated finish and manufactured to suit the size of the dome can be supplied for fitting beneath the kerb foot for additional security
    • A range of telescopic opening poles for use with manual opening domes
    • Acoustic pack for reduced rain or external noise (not available with ventilated or opening domes)
    Mardome Accessories


    24 Hour Delivery Range

    • 10 sizes to choose from
    • Single, double or triple skin
    • Clear, patterned or opal polycarbonate glazing options
    • Choice of standard, tall or direct fix kerb options
    • Manual trickle ventilation option
    • Manual linear drive and access hatch opening options
    • Order by 12 noon
    • Delivery to most areas in mainland GB
    • Terms & conditions apply - email for further information.
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