Home > Companies > VELUX Commercial > A98 Triple Glazed Modular Rooflight

Prefabricated, modular panel based rooflight, with thermally broken aluminium profiles and an embedded polyurethane core. Based on Vitral's A74 rooflight system, with a larger format.

Features and benefits:

  • Smart design with slim, shallow profiles.
  • Allows maximum levels of natural light into rooms.
  • Relatively low profile depth of 98 mm.
  • Recyclable materials used.
  • Each panel can open without the need for extra framing.
  • Extremely sustainable, with low thermal transmittance (U-values).
  • Triple glazed, with warm edge spacers and Argon filled cavities.
  • Gaskets sit between panels and at junctions around the perimeter of the glazing, providing a thermal and air-tight seal.
  • Durable and flexible aluminium is used.
  • Provides a natural ventilation system.
  • The motor is fully integrated into the panel frame, completely hiding it from view.
  • Has a concealed opening mechanism which is embedded in the frame, making A98 seamless.
  • Can be tailored to suit project requirements.
  • Five-year warranty overall, two-year warranty for opening mechanisms.

CE marked in accordance with BS EN 14351-1.

Related literature

The following content references this product:

Standard product features

Profile size (d x w):

98 x 52 mm.

Material:

  • Panel frame: Aluminium alloy 6060.
  • Panel frame filling: Polyurethane.
  • Gaskets: EPDM and TPE.
  • Fittings: Grade 1.4301 (304) steel alloy.

Installation slopes:

  • Gabled, 25–60°: Single pitch rooflight.
  • Pitched, 15–90°: Double pitch rooflight.

Thermal transmittance (U-value):

  • Complete framed panel: 0.79 W/m²K.
  • Glass: 0.5 Wm²/K.

Options

Size:

Maximum internal area of 3.0 m². Panel size depends on pitch and other static conditions, consult manufacturer for information.

Glazing:

Bespoke options are available. Consult manufacturer for information.

Vents:

Seamlessly integrated, without the need for extra frames. Provides natural ventilation without loss of performance. Up to 50% of panels can be opening vents, or easily turned into opening vents at a later date, ensuring the space is cool and airy when required.

NBS Specification

NBS Create logo
This product is associated with the following NBS Create clause:
45-25-99/410 Framed rooflights

NBS Specification

NBS Buliding logo
This product is associated with the following NBS clauses:

Product specification

An important note about specifying

Manufacturer

Name:

VELUX Commercial

Tel:

+44 (0) 1592 778916

Product reference

[A98, Atrium mono-pitch, upstand/ lean-to]
-
Single pitch, pyramid.
[A98, Atrium mono-pitch, in-laid]
-
Single pitch, vertical.
[A98, Atrium double pitch, self-supporting]
-
Double pitch.

Size

 - Height:
[ ______ ]
 
 - Width:
[ ______ ]
 

Glazing

[Low-emissivity insulated]
-
Over-laminated safety units with warm edge spacers and Argon filled cavities.
[Multi-coated solar control panels]
-
Optional, consult manufacturer and insert requirements.

Colour/ Finish

[Natural anodized]
[Powder coated, RAL]
-
Consult manufacturer and insert colour requirements.

Vents

[Required]
-
Can be inserted on every second panel. Available from module width 651 mm to 1200 mm maximum.
[Not required]

Manufacturer details

Woodside Way,
Glenrothes,
Fife, KY7 4ND
Tel +44 (0) 1592 778916
Fax
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NBS National BIM Library
RIBA CPD