Gemello W17 - Twin Skin Wall System
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Insulated twin skin wall system.
Application
Metal profiled/ flat sheet cladding/ covering for wall applications.
Description
A site assembled wall system with a profiled metal lining sheet, bar and bracket spacer system, insulation and profiled metal outer sheet.
Features and benefits:
- Provides robust weather protection with its twin-skin construction, combining steel sheets and high-quality non-combustible insulation.
- Class A1 to BS EN 13501-1 glasswool or rockwool insulation.
- Enhanced thermal efficiency.
- Improved fire and acoustic performance.
- Firewall available on request (vertical orientation only).
- Wide range of colours and finishes.
- Available in a range of coatings.
- Fully integrated, warrantied system.
- Suitable for multiple building types.
- To BS 5427: Code of practice for the use of profiled sheet for roof and wall cladding on buildings.
General information
Color | Grey Other |
Finish | Plastisol Leather effect |
Material | Steel Mineral wool Glass mineral wool |
Shape | Trapezoid Other |
Length | Bespoke |
Width | Bespoke |
Height | Bespoke |
Warranty description | 25 year 12 year 30 year |
Uniclass | |
CAWS | H31/10 Metal H31/120 Metal |
SKU Code | W17 |
Specification data - Metal profiled sheet self-supporting cladding systems
Liner sheets | |
Material | 0.4 mm steel, AS20/1000 L profile. Guidance for specification option:
|
Primary fasteners | Screw fixed. |
End and side laps | Class A butyl sealant. |
Air and vapour control layer | |
Material | Manufacturer guidanceOptional VCL if the liner cannot be robustly sealed. Consult manufacturer for details and insert requirements. |
Fasteners | Manufacturer guidanceInsert requirements or omit. |
Sealing | Manufacturer guidanceInsert requirements or omit. |
Spacers | Bar and bracket. Guidance for specification option: Bracket depths available from 60–300 mm. |
Acoustic insulation | Rockwool (A1 to BS EN 13501-1:2018). Glasswool (A1 to BS EN 13501-1:2018). |
Thermal insulation | Rockwool (A1 to BS EN 13501-1:2018). Glasswool (A1 to BS EN 13501-1:2018). Manufacturer guidanceSystems provide U-values to suit any project down to 0.14 W/m²K. Consult manufacturer's literature for details. |
Cavity fire barriers | |
Vertical barriers | Not required. Firewall. Guidance for specification option: Available on request (vertical orientation only). Consult manufacturer for details. |
External sheets | |
Material | 0.7 mm steel, AS24/1000 W profile. Guidance for specification option:
|
Primary fasteners | Screw fixed. |
Secondary fixings | Stainless steel A2 (304) fixings. Guidance for specification option: General. Stainless steel A4 (316) fixings. Guidance for specification option: Coastal. |
End and side laps | Class A butyl sealant. |
System accessories | Not required. 30 kg/m³ closed cell, cross linked polymer fillers. Flashings. Guidance for specification option: Flashings can be manufactured in range of finishes and designs; consult manufacturer for details and insert requirements. Other. Guidance for specification option: A wide range of accessories are manufactured and supplied; consult manufacturer for details and insert requirements. |
Outer sheet coating | Plastisol PVC(P), 200 µm. Guidance for specification option: Reaction to fire: to BS EN 13501-1:2018, C-s3,d1. Colorcoat HPS200 Ultra®, 200 µm. Colorcoat Prisma®, 65 µm. Guidance for specification option: Reaction to fire: to BS EN 13501-1:2018, Class A1. Colorcoat® LG, 200 µm. Manufacturer guidanceOuter cladding sheet coating. Insert colour requirements. |
Liner sheet | Polyester SP, 25 μm, white. Manufacturer guidanceLiner sheet coating (paint finish). |
Sustainability data
Country of product manufacture | United Kingdom |
Material | Steel Mineral wool Glass mineral wool |
Literature
Gemello Introduction
Gemello Twin Skin System
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