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COVID-19 Update - You can place your order online or over the phone.

Through these challenging times we have fewer team members than normal. Orders placed from now to midday on Thursday 9th will be shipped week commencing 13th April or sooner where possible.
Save 2.5% for online orders over £150 placed before 10th April - Use code SPRING20 during checkout

Roof Domes

Browse or the huge range of roof dome options for flat roof windows, manufactured with a long life material designed to be used on flat roofs. Mardome domes stronger than acrylic and it lets light through your roof.

Mardome Trade is the standard specification dome in the range and comes complete with a host of features and benefits as standard to satisfy a range of projects and budgets Read More.


Mardome Reflex is a glazing only unit and is normally used as a replacement roof dome. The wide-flanged polycarbonate glazing unit has been designed for refurbishment projects where the glazing only needs to be replaced. The unit is supplied with a fixing kit including weathertight washers and cover plugs. Manufactured from Marlon FSX Longlife polycarbonate, this glazing unit is up to 200 times stronger than glass. The high resistance to breakage and adverse weather conditions means Mardome Reflex is a very safe and reliable dome roof light option Read More.


Mardome Circular roof dome is available in standard sizes from 600mm up to 1800mm with a dome-shaped glazing unit. The daylight opening for the Mardome Circular is equivalent to the diameter of the roof opening size -150mm. For glazing only option please refer to Mardome Reflex on page 12. Details of Mardome Circular units in bespoke sizes are available on request Read More.


Mardome Ultra is the architecturally inspired Mardome in the newly redesigned next-generation Mardomes. Mardome Ultra offers a maximum security roof dome and stylish design with a sleek aluminium security frame concealing tamper-proof secret lock fixings. Providing excellent insulation, triple skin Mardome Ultra roof lights achieve a centre pane U-value# of 1.8 W/m²K and an Ud-value* which ranges from 1.25 W/m²K for a 600x600mm dome to 1.51 W/m²K for a 1200x2400 dome. Higher performance glazing options can further reduce the Ud-value to as low as 0.95 W/m²K. Read More.

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Save 2.5% for online orders over £150 placed before 10th April - Use code SPRING20 during checkout