Circular Segmented Dome- NL304A








Size Options:
Standard size unit as diagram (A), upstand kerb if required can be modified to suit non standard sizes, other options available in one piece, Domes from 450mm diametre to 1950mm diameter, see Data sheet.

Cork or Pvc insulation can be fitted to the base kerb, as an option, to suit your requirements.

Thermoformed from 3mm thick polycarbonate sheet, and available as single, twin or triple skin units, our roof lights benefit from high impact resistance, and long life due to the UV protective coating applied to the outer skin during sheet manufacture. A wide range of colour and transparency options are available to suit the majority of applications, the most commonly supplied to our clients being clear, clear patterned or opal. Please contact our technical staff if you require colour samples or information on additional colour options.

Fixing Details:
The kerb is supplied fully assembled ready for fitment to roof structures, the kerb should be fixed at 300mm centres. Thermoformed Roof lights - Are supplied separately to kerb and should be bolted to the opening frame, sealer washers, caps and roofing bolts with nuts are supplied as standard for this purpose.

Cleaning / Maintenance:
Cleaning - Thermoformed roof lights should be washed down with a mild detergent and warm water.
Do not use abrasives.

Maintenance - Annually check mechanical components, and lubricate where necessary, actuating components.

Other options available:
This unit can be supplied with an ‘Adaptor kerb profile’ giving adjustment to (see Data Sheet), and enabling many
of our products to be incorporated into the upstand kerb.

Points to check prior to advising us of your requirements:
When placing an enquiry/ order please be sure to note the roof opening size , and where possible the width of the upstand kerb.



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