NBS Source
I'm a manufacturer

Application

For applications requiring light transmission along with high performance sound insulation.

Description

Sound insulating semi-automatic double glazed operable wall. It comprises individual top hung full height panels of equal size, made to measure to suit site dimensions. When the wall is closed between fixed abutments, it gives the appearance of a flush double glazed wall. Various layout configurations and parking/ stacking positions are available.


Electrical requirements:

240 V single phase 10 A fused power supply to be provided by electrical contractor within 1 m of ceiling mounted control element. Wiring from wall mounted key switches to control element to be by electrical contractor. 47–50 mm deep back boxes by electrical contractor.


Features and benefits:


  • Wide range of configurations.
  • High flexibility.
  • High sound reduction of up to Rw 52 dB, and acoustically tested to BS EN 140-3.
  • Concave and convex satin anodized aluminium U type protective edge profiles.
  • Toughened/ laminated safety glass (TSG/ LSG) double glazing.
  • Complies with BS EN ISO 14025 for environmental labels and declarations.

General information

Color

Silver

White

Manufacturer guidance

Standard as SAA, options available in anodizing. 

Finish

Powder-coated

Satin

Anodized

Material

Aluminium

Glass

Manufacturer guidance

Glass panels encapsulated into an aluminium frame. The track is manufactured from extruded aluminium and the track junctions incorporate drop forged roller bearings.

Shape

-

Manufacturer guidance

To suit project requirements.

Warranty description

One year

Guidance for specification option:

 Extended to two years with service agreement.

Uniclass

Pr_25_71_57_80 Sliding stacking panel partitionsPrimary

CAWS

L20/545 Sliding stacking panel partitions

Specification data - Sliding stacking panel partitions

Third party accreditation

Franhofer IBP.

Operation

Automatic.

Guidance for specification option:

Extending and retracting top and bottom acoustic seals. Automatic wall abutment (AWA) with Push button operated vertical and horizontal telescopic seal. All seals complete with manual overide in the event of building power failure.

Fully automatic.

Guidance for specification option:

On request.

Seal pressure

863 N minimum.

Dimensions (nominal)

-

Structural opening size

Guidance for specification option:

Insert requirements.

Panel (average)

-

Width

Guidance for specification option:

Insert requirement, horizontal frame profile width: 118 mm; Vertical frame profile width: 30 mm.

Height

-

Manufacturer guidance

Insert requirement, available 2000–4000 mm.

Thickness

100 mm.

Average panel weight

-

Standard panel

39–46 kg/m² (dependent on acoustic rating).

Track system

-

Head track

Type R.

Guidance for specification option:

Track system for right-angled configurations with cross-roller carriers for maximum possible layout variability. Suitable for weights up to 500 kg per element. Support rollers in the junctions guarantee simple operation when sliding elements across intersections. Polyester powder coated to RAL 9010.

Ceiling flange finish

Polyester powder coated to RAL 9010.

Polyester powder coated to clients choice.

Guidance for specification option:

Insert requirement.

Park position

PL1.

Guidance for specification option:

Single-point suspension system, 90° to partition axis.

PL2.

Guidance for specification option:

Two-point suspension system, 90° to partition axis.

PL3.

Guidance for specification option:

Two-point suspension system, parallel to partition axis.

PL4.

Guidance for specification option:

Two-point suspension system, 90° to partition axis, in several stacks.

PL5.

Guidance for specification option:

Two-point suspension system, 90° to partition axis, in single stack.

PL6.

Guidance for specification option:

Two-point suspension system, 90° to partition axis, parked in a row arrangement.

PL7.

Guidance for specification option:

Two-point suspension system.

PL8.

Guidance for specification option:

Two-point suspension system.

PL9.

Guidance for specification option:

Two-point suspension system.

Wall jamb and abutments

An acoustic baffle must be installed within any ceiling or floor void, as a minimum to the same achieved acoustic rating as the moveable wall laboratory test certificate.

Panels

-

Construction

Glass panels comprising an aluminium frame.

Guidance for specification option:

Carriers are fully adjustable and are secured to the panels by horizontal ball bearings which engage with shock absorbing roller pins. Double-glazed 8+10 mm Toughened Safety Glass (TSG), 9+9 mm Laminated safety glass (LSG), 11+11 mm LSG. Insert requirement.

Finish as delivered

Satin anodized aluminium (SAA).

Joints

-

Detail

Aluminium with magnetic sealing strips.

Finish

Satin anodized aluminium (SAA).

Vision panels

Required.

Not required.

Pass doors

Not required.

Solid single.

Solid double.

Single double glazed with double glazed over panel.

Junctions and corners

Support rollers in the junctions guarantee simple operation when sliding elements across intersections. 90° corner.

Glass manifestation

To suit project requirements either supplied to agreed design or applied after installation completed and in accordance with Building regulations document M.

Accessories

None.

Automatic track junction acoustic dampener.

Automatic wall abutment closure panel.

Electrically controlled blinds.

Glass patterning.

Glass texturing.

Magic Glass privacy glazing.

Remote controlled blinds.

Acoustic insulation (Rw, minimum)

47 dB.

Guidance for specification option:

39 kg/m².

50 dB.

Guidance for specification option:

45 kg/m².

52 dB.

Guidance for specification option:

46 kg/m².

Standards

Acoustically tested to BS EN 140-3. Environmental labels and Declarations BS EN ISO 14025.

Element type

90° corner.

Angle.

Fullwall.

Sustainability data

Country of product manufacture

Germany

Material

Aluminium

Glass

Manufacturer guidance

Glass panels encapsulated into an aluminium frame. The track is manufactured from extruded aluminium and the track junctions incorporate drop forged roller bearings.

Embodied carbon

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

46.25 kg CO₂ eq/kg

Self declared

Recyclability

16% material 84% energy recovery by thermal recycling

Guidance for specification option:

Environmental product declaration (EPD) Certified.

Literature

Dorma Hüppe Variflex Moveable Wall Systems

Dorma Hüppe Variflex Moveable Wall Systems

Varfilex Glass - transparency plus sound insulation

Varfilex Glass - transparency plus sound insulation

Case studies

Dorma Variflex Glass Semi automatic Acoustic moveable wall installed by Style at QBIC Hotel Manchester

Dorma Variflex Glass Semi automatic Acoustic moveable wall installed by Style at QBIC Hotel Manchester

Dorma Variflex Glass Semi automatic Acoustic moveable wall installed by Style at Wellington Place

Dorma Variflex Glass Semi automatic Acoustic moveable wall installed by Style at Wellington Place

Dorma Variflex Glass Semi automatic Acoustic moveable wall Style is Motoring Ahead at the British Motor museum

Dorma Variflex Glass Semi automatic Acoustic moveable wall Style is Motoring Ahead at the British Motor museum

Dorma Variflex Glass Semi automatic Acoustic moveable wall installed at global bank's HQ

Dorma Variflex Glass Semi automatic Acoustic moveable wall installed at global bank's HQ

Dorma Variflex glass semi automatic Acoustic moveable wall combines with Dorma Variflex 100 semi-automatic moveable wall to create adaptable space in faith building

Dorma Variflex glass semi automatic Acoustic moveable wall combines with Dorma Variflex 100 semi-automatic moveable wall to create adaptable space in faith building

NEWS FEED - Style Partitions Wins Industry Awards

NEWS FEED - Style Partitions Wins Industry Awards

Dorma Variflex 100 semi automatic moveable wall combines with glass semi automatic wall and skyfold acoustic folding wall in London offices of Anglo American

Dorma Variflex 100 semi automatic moveable wall combines with glass semi automatic wall and skyfold acoustic folding wall in London offices of Anglo American

Dorma Variflex Glass Semi automatic acoustic moveable wall - SharkNinja offices in Battersea Power Station

Dorma Variflex Glass Semi automatic acoustic moveable wall - SharkNinja offices in Battersea Power Station

Dorma Variflex Glass Semi automatic acoustic moveable wall - AECOM offices, Scotland

Dorma Variflex Glass Semi automatic acoustic moveable wall - AECOM offices, Scotland

Dorma Variflex Glass Semi-automatic Moveable Wall

Dorma Variflex Glass Semi-automatic Moveable Wall