Verified by manufacturer 3 days ago
Double skin
BBA Agrément Certificate
Certificate type
Electrically opening polycarbonate dome rooflight for installation on to flat roofs.
The Brett Martin Mardome Electric Opening RooflightSuitable for use on flat roofs of modern buildings of all types in both new build and refurbishment projects.
The Brett Martin Mardome Electric Opening Rooflight is the automated specification opening dome unit in the Mardome rooflights range.
Opening rooflights can provide rapid ventilation.
Contemporary look and excellent thermal performance, as triple skin Mardome Trade rooflights achieve a centre pane U-value of 1.8 W/m²K.
Designed with features to ensure quick and easy installation Mardome Electric Opening Rooflight is the first choice roof dome for flat roofs with a range of added extras to choose from including kerb options to suit every new build or refurbishment project
Features and benefits:
Please Note: The hole size which needs to be cut in the roof (the structural opening size) is the same as the Rooflight size (i.e. 600 x 600 mm Rooflight requires the hole size of 600 x 600 mm etc). The daylight size will be 150 mm smaller than the Rooflight size (i.e. 600 x 600 mm Rooflight will provide the daylight size of 450 x 450 mm etc).
Color | White |
Finish | Gloss |
Material | Polycarbonate PVC-U Guidance for specification option: Unplasticised polyvinyl chloride (PVC-U). |
Shape | Square Rectangle |
Length | 600 mm 750 mm 900 mm 1050 mm 1200 mm |
Width | 600 mm 750 mm 900 mm 1050 mm 1200 mm |
Warranty description | Ten year |
Uniclass | |
CAWS | L10/45 Rooflights L10/460 Rooflights |
Product range |
Form | Dome.Pyramid. |
Size | 600 x 600 mm.Guidance for specification option: Daylight free area: 450 x 450 mm. 750 x 750 mm.Guidance for specification option: Daylight free area: 600 x 600 mm. 900 x 600 mm.Guidance for specification option: Daylight free area: 750 x 450 mm. 900 x 750 mm.Guidance for specification option: Daylight free area: 750 x 600 mm. 900 x 900 mm.Guidance for specification option: Daylight free area: 750 x 750 mm. 1050 x 1050 mm.Guidance for specification option: Daylight free area: 900 x 900 mm. 1200 x 600 mm.Guidance for specification option: Daylight free area: 1050 x 450 mm. 1200 x 900 mm.Guidance for specification option: Daylight free area: 1050 x 750 mm. 1200 x 1200 mm.Guidance for specification option: Daylight free area: 1050 x 1050 mm. |
Product performance | |
Fire performance | |
Reaction to fire | Class B-s1,d0. |
Whole window U-value | 2.7 W/m²K. |
Frame | |
Material | PVC-U. |
Finish | |
Colour | White. |
Glazing or infill | |
Type | Polycarbonate sheet. |
Construction | Double skin. |
Colour | Clear.Guidance for specification option: High visibility, and maximum light transmission. Opal.Guidance for specification option: Diffused light and solar control. Prevents solar glare and reduces solar heat gain. Textured.Guidance for specification option: Combines privacy with high levels of light transmission. |
Coating | UV protected. |
Integral kerb | PVC-U. |
Operation | |
Type | Powered, electric. |
Accessories | Not required.Kerb adapter.Guidance for specification option: Allows standard domes from the Mardome range to fit on non-standard builders' kerb sizes. |
Inner layer | Structured polycarbonate. |
Upstand | Builder's upstand. Guidance for specification option: Kerb will be supplied. Standard, sloped. Guidance for specification option: Kerb type will vary. Does not require timber fillets and provides a clean external finish for all roofing types. 300 mm, tall. Manufacturer guidanceSee manufacturer's literature for further technical details. |
Light transmission | Clear: 85%; textured: 78%; opal: 35%. |
Glass units and whole product U-values/ G-values | 0.33–0.73. |
Country of product manufacture | United Kingdom |
Material | Polycarbonate PVC-U Guidance for specification option: Unplasticised polyvinyl chloride (PVC-U). |