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Xspan Barrel Vault

Verified by manufacturer 1 month ago

VELUX Commercial

Self-supporting, glazed barrel vault rooflight.

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Application

Flat roof 0–15°.

Description

Features and benefits:

  • The system has a 'cascade' internal water management system.
  • Can be glazed with solid, multi-wall polycarbonate, or Insulated bonded panels giving high thermal performance for Part L compliance.
  • The ends can be terminated with vertical glazed screens, or can simply abut an adjoining structure.


Performance:

  • Maximum wind loading to BS 6399:1: 1.5 kPa.
  • Maximum imposed loading to BS 6399:3: 0.75 kPa.
  • Safety: Non-fragile – Rooflights achieve a Class B rating to ACR[M]001:2019.

General information

Color

Silver

White

Other

Finish

Mill

Powder-coated

Material

Aluminium

Polycarbonate

Shape

Rectangle

Length

Bespoke

Guidance for specification option:

Unlimited length.

Width

7000 mm

Manufacturer guidance

Maximum span 7000 mm self supporting.


Warranty description

Guidance for specification option:

Available on request

Uniclass

Pr_30_59_72_31 Framed rooflightsPrimary

CAWS

L10/45 Rooflights

L10/460 Rooflights

Specification data - Framed rooflights

Form

Self-supporting, glazed barrel vault.

Size

Guidance for specification option:

Spans of up to 8 metres can be achieved, with unlimited length, in an unsupported design. Larger spans are also possible, provided suitable supporting structures are incorporated into the design.

Product performance

-

Fire performance

-

Fire resistance

To BS 476, Part 7: Class 1, AA. TPa rated.

Reaction to fire

EN 13501-1: Class B-s1,d0.

Guidance for specification option:

Surface spread of flame: EN 13501-5 + A1: Broof (t4).

Whole window U-value

<1.8 W/m²K.

Frame

-

Material

Aluminium.

Finish

-

Coating

Mill finish.

Polyester powder-coating.

Colour

White.

Guidance for specification option:

Polyester powder-coated.

RAL.

Guidance for specification option:

Polyester powder-coated; insert requirements.

Mill finish aluminium.

Film thickness (minimum)

0.6 µm.

Guidance for specification option:

Not applicable for mill finish.

Glazing or infill

-

Type

Polycarbonate.

Guidance for specification option:

Available with Lumira® technology, consult manufacturer for details.

Construction

Solid single skin.

Guidance for specification option:

For glazed canopies and unheated spaces.

Triple glazed cassettes.

Multi-wall structured polycarbonate.

Colour

Bronze.

Guidance for specification option:

Reduces light transmission and solar gain.

Clear.

Guidance for specification option:

Offers high light transmission and allows full vision of views or objects.

Opal.

Guidance for specification option:

Prevents vision of views and objects.

Coating

Manufacturer's standard.

Integral kerb

Aluminium cill.

Operation

-

Type

Manual.

Electric.

Manually operated worm gear vent.

Electrically operated chain drive motor.

Control

Manual.

Electric, 230 V/ 24 V opening vents.

Guidance for specification option:

Consult manufacturer for details.

Maximum wind loading

To BS 6399-1: 1.5 kPa.

Maximum imposed loading

To BS 6399-3: 0.75 kPa.

Sustainability data

Contains Red List materials

No

Country of product manufacture

United Kingdom

Material

Aluminium

Polycarbonate

Embodied carbon

A1-A3 (production stage) as defined in BS EN 15804

kg CO₂ eq/m²

Self declared

Guidance for specification option:

Meets BRE EN 15804:2012+A1:2012

Recyclability

95%