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Thermadome circular rooflights are available in either double or triple glazed options and they have a horizontal flange of 50mm that enables the rooflight to be positioned over existing kerbs with a 50mm wide flat fixing flange. This Dome is supplied with high security fixings with white caps as pictured.

Please note these rooflights come with a 50mm wide flat fixing flange with pre drilled fixing holes to the centre of the flange.

Thermadome circular polycarbonate dome only rooflight to suit a builders timber kerb:

  • Double and Triple skin options available
  • Supplied pre-drilled for simple installation
  • Clear And Opal diffused dome finishes available
  • Security fixings supplied free of charge

Please note this rooflight only includes the dome and comes with a 50mm wide flat fixing flange with pre drilled fixing holes to the centre of the flange. These units have a 30mm tolerance to the external kerb size ordered.  If you order a 600mm diameter unit the measurement to the edge of the weather drip will be 660mm.

Delivery will be approximately 1 - 3 working days

For measuring guide please click here

Manufactured from clear or white opal diffused polycarbonate which offers:

- UV protected polycarbonate

- Impact tested under current BS EN 1873 to pass classification of SB 1200.

- Complies with BS 476 and BS EN 13501-1 fire ratings.

- Single skin achieves a U Value of 5.36 W/m²K.

- Double skin achieves a U Value of 2.68 W/m²K.

- Triple skin achieves U Value of 1.78 W/m²K.

For installation details please click here

Thermadome polycarbonate domes are manufactured from enhanced polycarbonate that will not show excessive changes in colour or loss of light transmission, nor will they break due to loss of impact strength, due to weathering, within 10 years from the date of sale.

Thermadome Circular Dome Only


£226.18 Ex VAT



£271.41 Inc VAT

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