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Safewall Through-Wall Facade - Rainscreen system

Verified by manufacturer 6 months ago

Swisspearl - Fibre cement

RCM - Roofing and Cladding Materials Ltd Variant:
Third party certifications:
  • BBA Agrément Certificate

    BBA Agrément Certificate

    Certificate type

Through-Wall, a mechanically fixed, non-loadbearing, drained and vented rainscreen cladding system.

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+44 (0)800 6124662 Website

Application

Suitable for following applications:

  • External facades.
  • Rainscreen cladding systems.


Suitable for lightweight steel frame, timber frame, modular/offsite and concrete frame construction methods.

Description

The System comprises an aluminium subframe, sheathing board, breather membrane, tape, isolators, insulation boards and cladding panels including cladding panel fasteners. The subframe comprises helping hand brackets, vertical/ horizontal rails (L/T-profiles) and subframe fasteners. The cladding finish layer panels are available in three variants and a range of different combinations of system components can be used, subject to the project-specific design.


Features and benefits:

  • Ventilated rainscreen cladding system.
  • Three external finish panel layers: Fibre cement (Swisspearl), natural volcanic rock (Rockpanel A2) and pre-coated aluminium (LuxeCoat).
  • Rigorously tested by the BBA, CERAM, Kiwa BDA and the BRE.

General information

Material

Fibre cement

Aluminium

Pre-coated aluminium.

Stone

Natural volcanic rock.

Shape

Rectangle

Square

Other

Length

Bespoke

Various sizes depending on the variant.

Width

Bespoke

Various sizes depending on the variant.

Height

Bespoke

Various sizes depending on the variant.

WarrantyDescription

Ten year

System must be validated once the job finished.

Uniclass

Ss_25_20_70_25 Drained and back-ventilated rainscreen cladding systemsPrimary

CAWS

H20/150 Sheet cladding

H20/155 Sheet cladding

H92/120 Rainscreen cladding

K13/160 Proprietary

Specification data - Drained and back-ventilated rainscreen cladding systems

System performance

Through the wall system.

Thermal insulation

To BS EN 13162.

Mineral wool slab insulation.

Knauf Insulation, Rockwool and Kingspan mineral wool insulation options. Consult manufacturer and insert requirements.

Breather membrane

-

Material

To BS EN 13859-2.

Consult manufacturer for details.

Reinforced polyethylene.

Spunbonded high density polyethylene.

Spunbonded polypropylene.

UV durable underlay.

Fasteners

Tape.

Secondary support structure

Allface (Aluminium).

ALLFACE extruded ‘T’ and ‘L’ aluminium rails range with adjustable helping hand wall brackets F1/F1+ to the existing structure at centres determined in conjunction with project engineer and relevant wind load calculations in accordance with BS 6399 part II.

Cavity fire barriers

-

Horizontal

Polythene sleeved Rockwool and intumescent strip.

  • Material: Polythene sleeved Rockwool and intumescent strip, 25 and 44 mm expansion.
  • Manufacturer: BENX-AM Open State Cavity Barrier OSCB 60/25.
  • Thickness: 90 mm Cavity widths from 50–425 mm.
  • Finish/ Colour: Foil facing, silver.
  • Fixing system: Push fitted into place. Butt end joints.
  • Fasteners: Galvanized or stainless steel, fixing clips, butts, and Coarse wound screws.
  • Number and location of fasteners: Clips may be fitted at 500 mm max. centres, with a minimum of two clips per individual length.
  • Joint type: Fire barrier slabs to butt together.
  • Consult manufacturer and insert requirements.

Vertical

Sleeved mineral wool cavity barriers.

  • Material: Polythene sleeved Rockwool and intumescent strip CSCB.
  • Manufacturer: BENX-AM Fire Barrier Slab.
  • Thickness: 75, 100 mm Cavity widths from 50–600 mm.
  • Finish/ Colour: Foil facing, silver.
  • Fixing system: Push fitted into place.
  • Fasteners: Galvanized or stainless-steel fixing clips and Coarse wound screws.
  • Number and location of fasteners: Clips may be omitted when the barrier is less than 250 mm, 2 clips per 1 mm length are required for cavities up to 400 mm, and 3 clips per 1 m length are required for cavities over 400 mm.
  • Joint type: Fire barrier slabs to butt together.
  • Consult manufacturer and insert requirements.

Cladding panels

-

Material

Fibre-reinforced cement boards.

  • Thickness: 8 mm or 12 mm.
  • Height: 3050 mm (max fabrication dimension).
  • Length: 1250 mm (max fabrication dimension).
  • Board Weight: 15.7 kg/m² (8 mm); 24.6 kg/m² (12 mm).
  • Density: 1750 kg/m-³
  • Minimum bending strength: 18 N·mm-².
  • Consult manufacturer and insert requirements.

Samples required

Consult manufacturer and insert requirements.

-

System accessories

Tapes.

Consult manufacturer and insert requirements.

Joint sealant.

Consult manufacturer and insert requirements.

Not required.

System completion

Validation upon completion.

Sheathing board

Consult manufacturer and insert requirements.

-

Reaction to fire (to BS EN 13501-1)

Reaction to fire/ surface spread of flame and external surfaces.

A2-s1,d0.

Class A2-s1, d0 or better.

Third party certifications

BBA Agrément Certificate

BBA Agrément Certificate

Certificate: 15/5227

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