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Description

Self supporting aluminium system fabricated from Lonsdale ThermGard series patent glazing sections, enabling rooflights to be installed 6 metres (maximum) wide by infinite length without the need for any additional steel or timber supports.

All sections are purposed designed to achieve optimum weathering performance and ease of installation with invisible fixings. Opening lights can be incorporated.

Typical designs include multi faceted conical, pyramid, gable ended, hipped or special shapes. Standard roof pitches are from 22.5° in 5° increments, up to 45°.

Specification data
Product Reference

SpanGard self supporting rooflight

Lantern Light with glazed 500mm upstand

Skylight without glazed upstand

Glazing bar -
Type

Thermally broken aluminium box sections and integral cill

Finish/ Colour

Mill finish

Standard.

Polyester powder coating, BS colour ___

Polyester powder coating, RAL colour ___

Film thickness (minimum)

Not applicable

Mill finish.

40 microns

Spacing

___ mm

600 mm

Nominal.

Slope

22.5°

25°

30°

35°

40°

45°

Bottom overhang lap

___ mm

58 mm

Nominal.

Infill

28 mm low-e

1.5w/m2.k double glazed units consisting of 6.4mm laminated, argon cavity and 6mm toughened clear glass with stepped bottom edge.

28mm super low-e

1.1w/m2.k double glazed units consisting 6.4mm laminate, argon cavity and 6mm toughened clear glass with stepped bottom edge.

6 mm clear toughened glass

6mm solid polycarbonate

6.4mm clear laminated glass

7 mm wired safety glass

16 mm multi-wall polycarbonate sheet blown free of swarf and taped both ends

25 mm multi-wall polycarbonate sheet blown free of swarf and taped both ends

Incorporated components

None

GlazaTherm Top hung opening rooflights with cord

GlazaTherm Top hung opening rooflights with electric motors

GlazaTherm Top hung opening rooflights with pole

Top hung opening casement vents in upstand

Standard product features

Material to BS 1474:

Aluminium alloy, 6063-T6.

Product Options

Finish/ Colour:

A range of architectural finishes available, including polyester powder coating to BS 6496 in standard RAL, Syntha Pulvin or BS colour ranges.

Spacing:

Generally up to and including 750mm, but wider centres can be accommodated in some circumstances.

Infill:

Other specifications are available including solar control, tinted or diffused glass and photo-voltaic panels.

Incorporated components:

  • GlazaTherm Top Hung Opening Rooflights with factory fitted pole, cord or electric motors.
  • Top Hung Opening Casement Vents with factory fitted electric motors in the lantern-light upstand.

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