Free Next Day Delivery Available
Rated Excellent On Trustpilot
Trade Customer? Ask about a Credit Account

Brett Martin Mardome Trade Rooflight - Fixed

  • From £154.80 (ex. VAT)
Item in Stock | Free Next Working Day Delivery (Mon-Fri)
Want it by Thursday 27th February? Order within 23 hours, 45 minutes and choose FREE UK Next Working Day Delivery (Mon-Fri) at checkout.
Free Delivery (see above for delivery estimate)

A fixed Rooflight with a number of benefits making it suitable for a wide range of applications and budgets.

  • Contemporary design with low profile dome and subtle fixings
  • Steep sloping kerb provides provides a bigger daylight area than most domes (Up to 20% more daylight)
  • Aerodynamic low rise glazing unit
  • Thermally insulated
  • Multiwall PVC kerb aids insulation levels
  • Fast delivery times
  • Easy to install
  • 10 Year Guarantee

Sleek Design

• Sleek, contemporary aesthetics inside and out
• Aerodynamic low rise glazing unit
• Cabling and actuators hidden within the kerb on mains powered units

Maximum daylight

Side walls of the Mardome kerb are designed with a steep slope to allow a larger glazing unit to be fitted for maximum daylight area

Thermally insulating

• Higher performance glazing options  can further reduce the Ud -value to as low as 0.95W/m²K
• Multi-wall kerb contributes to the high insulation levels
• Unique glazing cassette holds triple and quad skin polycarbonate glazing to minimise risk of condensation

 Easy to install

• Delivered to site complete and ready to fit in robust packaging for easy handling
• Other kerb and fixing options available to suit project requirements
• Mardome kerb foot radius facilitates easy application of roof covering to the termination point without the need for timber fillets
• Integral factory fitted clamp on Mardome kerb holds roof covering in place and prevents peel back once fitted for secure weather-proofing
• Can be fitted to flat roofs or roofs with a pitch of up to 15°

Robust, durable and secure

• Secure fixings with tamper-proof caps
• Multi-wall Mardome PVC kerb is robust and resilient to damage during installation
• Marlon FSX Longlife polycarbonate, with UV protection for weatherability and an impact resistance 200 times greater than glass

How to select the correct size

Use the two diagrams immediately below to help explain how to measure to ensure you order the correct size for your project.
Dome only size info
Dome only - if the measurement from the outside edge to outside edge of your upstand is 600mm you will need a dome of at least 600 x 600mm.

Roof Dome Size information

Roof Dome with PVC kerb - Select a roof dome size that is the same size or bigger than the structural opening in your roof

Dome Sizes and daylight sizes for roof domes with sloping kerb
Dome Size (mm)
Daylight Size (mm)
Dome Size (mm)Daylight Size (mm)
600 x 600450 x 4501200 x 9001050 x 750
750 x 750600 x 6001200 x 12001050 x 1050
900 x 600750 x 4501350 x 10501200 x 1200
900 x 750750 x 6001350 x 13501200 x1200
900 x 900750 x 7501500 x 10501350 x 900
1050 x 600900 x 4501500 x 15001350 x 1350
1050 x 750900 x 6001800 x 9001650 x 750
1050 x 1050900 x 9001800 x 12001650 x 1050
1200 x 6001050 x 4501800 x 18001650 x 1650


Mardome Trade Installation Guide

Showing our 1 review for Brett Martin Mardome Trade Rooflight - Fixed. Write a review
Review Summary - 5 out of 5 based on 1 rating.
March 12, 2019 | Mr Ainsworth
Brilliant Rooflights

Having used a few Brett Martin Rooflights i have found them much easier than some other brands. the quality is brilliant and they look very good, especially the low profile dome. I would highly recommend.

Jupiter Blue Ltd

Free Next Working Day Delivery

Applies to the vast majority of our customers and all but one of our products (more information on this later).

The lead times and delivery service are clearly displayed against each product, just below the price.

Please note, for certain products and delivery zones we can offer AM deliveries and Saturday Deliveries, if available, you'll be able to select and pay for these options via the checkout.

Delivery Charges will be applied for the following reasons:

You're outside of UK Zones A&B (Certain parts of Scotland, Scottish Islands, Northern Ireland, Channel Islands and IOM)
To view our delivery zones please View our delivery zones

We're unable to offer the following product/s with Free delivery:
Stira Loft Hatch/ Ladder combined


You can return a standard product within 14 days of receipt. Please note Made to measure products cannot be returned.
Click here to download a return form.