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Mardome Trade Opening Polycarbonate Rooflight

The Mardome Trade Opening Polycarbonate Rooflight offers controllable ventilation and high-impact daylighting for flat and low-pitched roofs, with durable, easy-to-operate design.
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Ex.VAT £317.25
inc.VAT £380.70
inc.VAT £380.70

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The Mardome Trade Opening Polycarbonate Rooflight combines robust natural daylighting with flexible ventilation for flat and low-pitched roofs. Built from impact-resistant polycarbonate and UV-stabilised for long-term performance, this rooflight allows fresh air to enter while maintaining excellent weather protection when closed.

Available in a choice of manual or powered opening mechanisms, the Mardome Trade Opening Rooflight is ideal for spaces that require adjustable ventilation, such as kitchens, stairwells, offices, and living areas. It offers options for single, double, or triple skin glazing, as well as clear, opal, or patterned finishes to suit your daylight, privacy, and thermal requirements.

Suitable for mounting onto a builder’s upstand or supplied complete with a fully insulated kerb, the Mardome Trade Opening Rooflight provides a simple, effective solution for refurbishment or new build projects.

Brighten and ventilate your space with the versatile and durable Mardome Trade Opening Polycarbonate Rooflight.

The Mardome Trade Opening Polycarbonate Rooflight offers a practical solution for combining daylight and ventilation in one durable, cost-effective unit. Designed for ease of installation and simple operation, it suits a wide range of residential, commercial, and industrial applications.

Manufactured from premium polycarbonate and available with manual or powered opening systems, it offers flexibility to suit every project.

Benefits

  • Provides both natural daylight and controllable ventilation.
  • Manufactured from tough, impact-resistant polycarbonate for strength and longevity.
  • UV-stabilised glazing resists yellowing and maintains excellent clarity over time.
  • Available with single, double, or triple skin glazing to suit thermal performance needs.
  • Tint options: clear for maximum daylight, opal for diffused light, or patterned for privacy.
  • Choice of manual (winding handle) or electric (motorised) opening for user convenience.
  • Suitable for installation onto an existing builder’s upstand or with an insulated kerb option.
  • Lightweight design makes handling and installation simple.
  • Suitable for flat and low-pitched roofs up to 15°.
  • Manufactured in the UK for consistent quality and fast lead times.

Features

  • Opening polycarbonate rooflight designed for ventilation and daylighting.
  • Glazing options: single skin, double skin, or triple skin polycarbonate.
  • Tint options: clear, opal, or patterned.
  • Manual or electric actuation options available.
  • UV-stabilised outer surface for long-lasting light transmission.
  • Available in a wide range of standard sizes.
  • Designed for flat roofs and roofs pitched up to 15°.
  • Can be installed on an existing upstand or supplied complete with Brett Martin insulated kerb.
  • Low-maintenance design for long-term ease of use.

The Mardome Trade Opening Polycarbonate Rooflight is designed for simple, secure installation on flat or low-pitch roofs. It can be mounted onto an existing builder’s upstand or installed with a supplied insulated kerb. The opening mechanism is available in both manual and powered options for added flexibility.

Installation Guidelines:

  • Suitable for flat or low-pitch roofs up to 15°.
  • Can be installed on an existing, fully weathered upstand or with a Brett Martin insulated kerb.
  • Ensure correct placement and sealing of manual or electric actuator mechanisms.
  • Manual versions are operated via winding pole; electric units require mains power connection by a qualified installer.
  • Ensure glazing is installed with the UV-resistant surface facing upward (as marked).
  • Thermal fracture caution: Avoid placing blinds directly beneath the glazing; use light-coloured blinds set away from the unit.
For a full step-by-step installation guide for the Mardome Trade Opening Polycarbonate Rooflight, watch the video below or download our installation guide here.

*Brett Martin Daylight Systems operates a policy of continuous product improvement and reserves the right to alter specifications at any time without notice. Every effort has been taken to ensure all details contained in this video are correct at the time of release but this video should be used only as a guide and does not in any way form part of a contract or warranty. It is the customer’s responsibility to ensure that the product is suitable for the actual conditions of use, which are beyond the control of Brett Martin Daylight Systems.

How Your Mardome Rooflight Is Delivered

  • Delivered kerbside by the Brett Martin transport fleet
  • Glass and frame arrive together on an A-frame
  • Driver can assist with unloading if required
  • Sacrificial foam runners protect the glass during unloading
  • The A-frame is removed by the driver after delivery

Important: Please ensure someone is available on the day of delivery to help unload the rooflight from the lorry.

Delivery Times

Standard Trade Opening rooflights delivered within 1–2 working days. Free UK mainland delivery.

Orders placed before 12 noon (Monday–Friday) are prioritised for dispatch. Lead times may extend for non-standard sizes or specifications.

Delivery Cost

Delivery is free to all UK mainland addresses.

For non-mainland and remote postcodes, please contact us.

Excluded Delivery Postcodes

We currently do not deliver to the following areas without prior arrangement:

Scotland, Northern Ireland, Channel Islands & Remote Areas

HS, IM, IV, ZE, BT, KA27–28, KWA, PA20–49, PH17–50, PO30–40, TR21–25, LL58–78

Contact our team to check if delivery to your area can be arranged.

Contact Us

Email: info@daylightsystems.com
Phone: +44 (0)24 7660 2022

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