{SUMMARY}Brett Martin Mardome Trade Access Hatch with Curved Profile and Double Skin for installation onto Builder Upstand

Thermal Efficiency: 2.7 - Centre Pane U-value (W/m²K)
To comply with Part L reg's Triple Skin or above should be specified

Opening angle will be between 70° and 83°, depending on the dimensions of the access hatch.

Standard Size Rooflight


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{DATA SHEETS}Click Images below for further information on the Brett Martin Trade Rooflight



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