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Alumasc Skyline - RSF9 Horizontal Secret Fix Aluminium Rainscreen Panel System

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Alumasc Water Management Solutions

Folded Sheet Aluminium Horizontal Secret Fix Panel and Carrier System

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Application

  • Suitable for new build and retrofit.
  • Residential.
  • Commercial.
  • Healthcare and public sector.
  • Industrial and security.
  • Infrastructure.

Description

Transform your building’s exterior with our sleek, versatile Secret Fix Panels — engineered for both vertical and horizontal installation. Designed to deliver a flawless finish, these panels feature a discreet 4 mm shadow gap on shorter edges and 10 mm shadow gap on longer edges, with no visible fixings, ensuring a clean, modern aesthetic.

Available in face widths from 300–700 mm, and fully customizable in colour and size, this system unlocks endless creative possibilities. Whether you’re aiming for bold architectural statements or subtle elegance, our rainscreen cladding solution combines performance, precision, and design freedom — suitable for ambitious façade projects that demand excellence.

Features and Performance:

  • CWCT approved with rigorous testing completed on watertightness, air permeability, wind resistance and impact resistance.
  • Aluminium as a material when powder coated is fire rated A2-s1,d0 in accordance with BS EN 13501-1.
  • Manufactured entirely in the UK out of 3mm-thick aluminium.
  • ISO 9001 quality accreditation.
  • ISO 14001 sustainability accreditation.
  • Entirely weatherproof and designed for rainscreen cladding applications.
  • Minimal maintenance required.
  • Life expectancy of aluminium: 40 years (rural/suburban areas); up to 25 years (industrial/marine areas).
  • Aluminium is 100% recyclable.
  • Easy to handle.
  • Secret fix panels feature an interlocking panel design.
  • 4 mm shadow gap on shorter edges.
  • 10 mm shadow gap on longer edges.
  • No visible fixings.
  • Compatible with other Skyline ranges including fascia, soffit, coping, window surrounds and door canopies.
  • Fabricated fittings are mitred, welded and have a smooth uniform finish.
  • Can be installed in vertical or horizontal orientation.

General information

Color

Beige

Black

Blue

Brown

Cream

Show more

Finish

Powder-coated

Material

Aluminium

Shape

Rectangle

Square

Length

Bespoke

Width

Bespoke

Height

Bespoke

Warranty description

Other

Uniclass

Ss_25_20_70_25 Drained and back-ventilated rainscreen cladding systemsPrimary

CAWS

H20/150 Sheet cladding (attached to metal support systems)

H20/10 Sheet cladding

H92/120 Rainscreen cladding

SKU Code

RSF9

Specification data - Drained and back-ventilated rainscreen cladding systems

Classification data

Secondary support structure

SFS NVELOPE NV1 system.

Guidance for specification option:

Vertical aluminium sub frame system for rainscreen applications with helping hand system.

Features and benefits:

  • NV1 is the NVELOPE® back frame – vertical cladding applications.
  • Enhanced thermal performance through suite of NVELOPE® Thermal Solutions.
  • A2 rated, Thermal Pad, made from Aerogel. Contains Alumino Silicate Ceramic balls to prevent compression of insulant & maintain thermal performance.
  • Project Builder platform provides mechanical and thermal performance with ability to optimise system.
  • NVELOPE® ‘T’ and ‘L’ profiles are fixed using NVELOPE helping hand support brackets, fixed through a series of fixed and moving points.
  • NVELOPE® sliding point brackets absorb wind loading and allow for expansion and contraction.
  • NVELOPE® fixed-point brackets absorb both vertical dead loads & dynamic loads
  • NVELOPE® bracket spacing is determined by cladding options such as the dimensions and weight of the facade cladding, local wind loads and cladding zone.
  • NVELOPE® Thermal Pad is protected by UK Patent GB 2583558 (SFS Group Fastening Technology Ltd)

Manufacturer guidance

Consult manufacturer for details and insert requirements.

Cladding panels

-

Material

Skyline Rainscreen Cladding Secret Fix (RSF9).

Guidance for specification option:

3 mm thick aluminium manufactured from 1050 AH 14.

Panel joints

4 mm gap within joint for thermal expansion.

System accessories

Angles.
Cills.
Coping.
Panel window detailing.

Guidance for specification option:

  • Handed left and right trims to integrate into the jointing method of the connecting panels.
  • Fitted using visible colour coded fixings.
  • Fully bespoke offer to conceal the reveal created by the cladding system.
  • Discreet integrated design which finishes flush with the outer face of the cladding.

Window surrounds.

Guidance for specification option:

  • Easy-to-install complete kits with innovative bracket design that allows for fixing direct to the building façade.
  • Robust 3 mm thick aluminium bracket.
  • Eliminates the requirement for costly boxing/joinery.
  • Wall fixing support brackets with cantilever design and wide fixing surface area for ease of installation.
  • Universal corners.
  • Robust powder-coated finish.
  • Long life and low maintenance.

Colour:

RAL 1013M – Pearl White Matt.
RAL 1035MET – Pearl Beige Metallic.
RAL 3012M – Beige Red Matt.
RAL 6005M – Moss Green Matt.
RAL 7002M – Olive Grey Matt.
RAL 7004M – Signal Grey Matt.
RAL 7005M – Mouse Grey Matt.
RAL 7006M – Beige Grey Matt.
RAL 7012M – Basalt Grey Matt.
RAL 7015M – Slate Grey Matt.
RAL 7016M – Anthracite Grey Matt.
RAL 7021M – Black Grey Matt.
RAL 7022M – Umbra Grey Matt.
RAL 7024M – Graphite Grey Matt.
RAL 7032M – Pebble Grey Matt.
RAL 7035M – Light Grey Matt.
RAL 7037M – Dusty Grey Matt.
RAL 7038M – Agate Grey Matt.
RAL 7040M – Window Grey Matt.
RAL 8014M – Sepia Brown Matt.
RAL 8017M – Chocolate Brown Matt.
RAL 8019M – Grey Brown Matt.
RAL 9005M – Jet Black Matt.
RAL 9006M – Metallic Silver Matt.
RAL 9010M – Pure White Matt.
RAL 9016M – Traffic White Matt.
RAL 9017M – Black Matt (60% Gloss).

Manufacturer guidance

The standard aluminium RAL colour range includes 27 colours. The standard range of colours are produced with a 30% gloss unless otherwise stated. Polyester powder coated to BS EN 12206-1 as per Architects requirements. Qualicoat Finish.

Also any BS or RAL colour can be matched, including anodic colours and stone effect finishes.

Thermal break

NV1 + Thermal Solutions - Thermal Pad.

Guidance for specification option:

  • Thermal Pad - A2 rated Areogel and Alumino Silicate Ceramic.
  • Aluminium alloy 6005 T6; mill aluminium standard finish. Anodized and powder coating option.

NV1 + Thermal Solutions - Stainless Steel Bracket.

Guidance for specification option:

Stainless steel A4/316, mill finish. Anodized and powder coating option.

NV1 + Thermal Solutions - Stainless Steel Bracket + Thermal Pad.

Guidance for specification option:

  • Thermal Pad - A2 rated Areogel and Alumino Silicate Ceramic.
  • Stainless steel A4/316, mill finish. Anodized and powder coating option.

NV1 + Thermal Solutions - RP Stainless Steel Bracket.

Guidance for specification option:

Stainless steel A4/316, mill finish. Anodized and powder coating option.

NV1 + Thermal Solutions - RP Stainless Steel Bracket + Thermal Pad.

Guidance for specification option:

  • Thermal Pad - A2 rated Areogel and Alumino Silicate Ceramic.
  • Stainless steel A4/316, mill finish. Anodized and powder coating option.

NV1 (isolator only).

Size:

-

Manufacturer guidance

Standard sizes and profiles or as indicated on Architects detailed designs. Insert requirements.

Sustainability data

Contains Red List materials

No

Country of product manufacture

United Kingdom

Material

Aluminium

Recyclability

100%

Expected Life

40 year

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