Electric Opener - NL604







Size Options:
Most sizes are available from our standard range, however specific design requirements can be met to suit your needs. On large units 2, acutators are needed.

Base Kerb can be adapted to accomodate most vent options from the standard range.

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

Fixing Details:
The kerb is supplied fully assembled ready for fitment to roof structures, the kerb should be fixed at the corners then 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. Glass - Applications will be riveted or security bolted as required.

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, acutate components

Other options available:
This unit can be supplied in an ‘Adaptor kerb profile’ (see data sheet)
Anti Burglar and security options, such as burglar bars and security fixings are available on request.

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.

Accessories Available:
Open & Close switch will operate upto 10 units
Key operated open and close switch
Rain sensor
Thermostat Control
Control Panel
Smoke detector
See Datasheets; NL604A and NL604B for accessories
230V section

Please note that NL604 is operable through a mains voltage, suitable mainly for natural ventilation.


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