Mardome Trade Rooflight

Polycarbonate Dome Rooflight

Thermally insulating double and triple glazed polycarbonate dome rooflights for flat roofed open plan kitchens, bathrooms and hallways or other areas within the home or commercial buildings.  Available in 6 sizes and supplied as an opening or non-opening dome with an insulating PVC kerb.


  • Easy to install
  • High security
  • Part L compliant triple skin option
  • Opening and non-opening options
  • Supplied with or without PVC kerb
  • 10 year warranty
  • ideal for

    • Kitchen areas
    • Utility rooms
    • Cloakrooms
    • Bathrooms
    • En Suites
    • Hallways
    • Landings
    • Stairwells
    • Corridors


    Please refer to the fixing instructions supplied with each Mardome rooflight or contact our Technical Department for guidance.

    Mardome Hi-Lights Polycarbonate Dome Sizes

    Polycarbonate Mardome


     600 x 600
     600 x 900
     750 x 750
     900 x 900
     1050 x 1050
     1200 x 1200

    Energy Efficient

    The performance of the complete range has been developed to deliver an exceptionally energy efficient rooflight choice. Flat glass and triple glazed polycarbonate options meet the requirements of Part L of the Building Regulations.

    High Security

    Tamper proof security fixings and impact resistant polycarbonate and glass glazing options combine to deliver a highly secure rooflight.

    Quality Guaranteed

    Our rooflights come with a 10 year product warranty for complete peace of mind.

    Security Fixings

    The Mardome Hi-Lights range comes with secure fixings with tamper proof caps for added security.

    Dome & Kerb Sizes

    When the Mardome is to be supplied with a kerb, measure overall dimensions of the opening (length x width).When the Mardome is to suit a builders upstand, measure the external dimensions of the upstand (length x width).

    Standard roof opening sizes are detailed in this brochure. All domes in the range can also be specified to be fixed directly to an existing builders upstand, where necessary being supplied with a ‘direct fix’ adaptor.


    All rooflights are glazed with an outer skin of impact resistant Marlon FSX Longlife UV protected polycarbonate. This outer skin glazing is available in a dome or pyramid shape. Select from clear, textured, opal and bronze tints.

    Thermal Performance

    To achieve varying degrees of insulation Mardome are available in single, double and triple skin polycarbonate glazed units. Options to further improve thermal efficiency include glass inner glazing. An average U-value for the rooflight area of 2.2 W/m2Kis required to satisfy Part L Building Regulations 2013. To assist compliance with Part L, Ariel Plastics recommend installing no less than triple skin glazed rooflights.

    48 Hour Delivery
    Simply place your order with Ariel Plastics by 12.30pm and items in the Hi-lights service range will be delivered to site within 48 hours.


    • Opening_Poles

      Mardome Opening Poles

      Pole for manually opening Mardome rooflights

      View product
    • Security_Grills

      Mardome Security Grille

      Metal security grille in white powder coated finish to suit dome size

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