Summary
Keyfix's A1 fire rated Non-combustible Cavity Tray System provides DPC protection over elements in the cavity, ensuring moisture in the external cavity is channelled back out of the building.
Keyfix's A1 fire rated Non-combustible Cavity Tray System provides DPC protection over elements in the cavity, ensuring moisture in the external cavity is channelled back out of the building.
Keyfix's A1 fire rated Non-combustible Cavity Tray System provides DPC protection over elements in the cavity, ensuring moisture in the external cavity is channelled back out of the building.
Application
Suitable for projects requiring Document B compliance in buildings utilizing steel frame systems in the external cavity.
Suitable for projects requiring Document B compliance in buildings utilizing steel frame systems in the external cavity.
Suitable for projects requiring Document B compliance in buildings utilizing steel frame systems in the external cavity.
Description
Keyfix Non-combustible Cavity Tray System (NCCT) is manufactured for projects requiring Document B compliance in medium to high-rise buildings utilizing steel frame systems in the external cavity. Our innovative non-combustible A1 fire rated Cavity Tray system is a practical and technically superior solution to provide DPC protection over lintels, masonry supports, soffit systems and other elements in the cavity such as fire barriers.
Features and benefits:
- Classified A1 fire rated.
- Rigid self support.
- Requires no sealants or mastics.
- Integral stop ends.
- No thermal bridge.
- Onsite simplicity.
Keyfix Non-combustible Cavity Tray System (NCCT) is manufactured for projects requiring Document B compliance in medium to high-rise buildings utilizing steel frame systems in the external cavity. Our innovative non-combustible A1 fire rated Cavity Tray system is a practical and technically superior solution to provide DPC protection over lintels, masonry supports, soffit systems and other elements in the cavity such as fire barriers.
Features and benefits:
- Classified A1 fire rated.
- Rigid self support.
- Requires no sealants or mastics.
- Integral stop ends.
- No thermal bridge.
- Onsite simplicity.
Keyfix Non-combustible Cavity Tray System (NCCT) is manufactured for projects requiring Document B compliance in medium to high-rise buildings utilizing steel frame systems in the external cavity. Our innovative non-combustible A1 fire rated Cavity Tray system is a practical and technically superior solution to provide DPC protection over lintels, masonry supports, soffit systems and other elements in the cavity such as fire barriers.
Features and benefits:
- Classified A1 fire rated.
- Rigid self support.
- Requires no sealants or mastics.
- Integral stop ends.
- No thermal bridge.
- Onsite simplicity.
Product certifications
Digital objects
Color
Silver
Silver
Silver
Finish
Metallic
Metallic
Metallic
Material
Stainless steel
Stainless steel
Stainless steel
Shape
Rectangle, Other
Rectangle, Other
Rectangle, Other
Length
Bespoke
Bespoke
Bespoke
Width
Bespoke
Bespoke
Bespoke
Height
Bespoke
Bespoke
Bespoke
SKU Code
NCCT-140, NCCT-100, NCCT-50
NCCT-140, NCCT-100, NCCT-50
NCCT-140, NCCT-100, NCCT-50
Specification
Classification data
Third-party certification
British Board of Agrément.
British Board of Agrément.
British Board of Agrément.
Material
Austenitic stainless steel, grade 304 to BS EN 10088-2., Austenitic stainless steel, grade 316 to BS EN 10088-2.
Austenitic stainless steel, grade 304 to BS EN 10088-2., Austenitic stainless steel, grade 316 to BS EN 10088-2.
Austenitic stainless steel, grade 304 to BS EN 10088-2., Austenitic stainless steel, grade 316 to BS EN 10088-2.
To fit cavity width
Minimum of 50 mm.
100 mm.
140 mm.
Height
Minimum of 94 mm.
147 mm.
190 mm.
Length (effective)
200–2500 mm.
200–2500 mm.
200–2500 mm.
Cavity cloaks
Brick trays., Jointing piece., Keyfix external corner., Keyfix internal corner., Keyfix LH reveal corner., Keyfix RH reveal corner., Ribbed overlapping joints., Pier units., Stepped capping piece.
Brick trays., Jointing piece., Keyfix external corner., Keyfix internal corner., Keyfix LH reveal corner., Keyfix RH reveal corner., Ribbed overlapping joints., Pier units., Stepped capping piece.
Brick trays., Jointing piece., Keyfix external corner., Keyfix internal corner., Keyfix LH reveal corner., Keyfix RH reveal corner., Ribbed overlapping joints., Pier units., Stepped capping piece.
Accessories
Keyfix Non-combustible Weep (NCW).
Keyfix Non-combustible Weep (NCW).
Keyfix Non-combustible Weep (NCW).
Additional properties
Reaction to fire
A1.
A1.
A1.
AdjustmentRange
Stop ends facilitate perp joint width adjustability of +/- 3 mm between 7–13 mm if required.
Stop ends facilitate perp joint width adjustability of +/- 3 mm between 7–13 mm if required.
Stop ends facilitate perp joint width adjustability of +/- 3 mm between 7–13 mm if required.
Weight
Up to maximum of 4 kg per component.
Up to maximum of 4 kg per component.
Up to maximum of 4 kg per component.
Water drainage/reservoir layer
External and internal corner units sustained a flow of 0.45 L per minute per linear meter for a period of one hour without leaking.
External and internal corner units sustained a flow of 0.45 L per minute per linear meter for a period of one hour without leaking.
External and internal corner units sustained a flow of 0.45 L per minute per linear meter for a period of one hour without leaking.
LoadBearingCapacity
Keyfix NCCT will not adversely affect ability of the wall to sustain and transmit compressive load.
Keyfix NCCT will not adversely affect ability of the wall to sustain and transmit compressive load.
Keyfix NCCT will not adversely affect ability of the wall to sustain and transmit compressive load.
ShearStrength
Tested in accordance with BS EN 1052-4:2000.
Tested in accordance with BS EN 1052-4:2000.
Tested in accordance with BS EN 1052-4:2000.
Flexural strength
Tested in accordance with DD 86-1:1983.
Tested in accordance with DD 86-1:1983.
Tested in accordance with DD 86-1:1983.
Durability
Under normal service conditions, lifespan is 125+ years.
Under normal service conditions, lifespan is 125+ years.
Under normal service conditions, lifespan is 125+ years.
Standard
PD 6697, BS EN 1996, BS 8215, BS EN 10028-7, BS EN ISO 9001, BS EN ISO 14001, BS EN 1052-4, DD86-1.
PD 6697, BS EN 1996, BS 8215, BS EN 10028-7, BS EN ISO 9001, BS EN ISO 14001, BS EN 1052-4, DD86-1.
PD 6697, BS EN 1996, BS 8215, BS EN 10028-7, BS EN ISO 9001, BS EN ISO 14001, BS EN 1052-4, DD86-1.
Types
As per manufacturers recommendations.
As per manufacturers recommendations.
As per manufacturers recommendations.
Overall size
To suit span, loading, wall and finish type.
To suit span, loading, wall and finish type.
To suit span, loading, wall and finish type.
Sustainability data
Contains Red List materials
No
No
No
Country of material origin
United Kingdom
United Kingdom
United Kingdom
Country of product manufacture
United Kingdom
United Kingdom
United Kingdom
Material
Stainless steel
Stainless steel
Stainless steel
A1–A3 ('Production stage')
Embodied carbon as defined in BS EN 15804
Normalized unit
5.27 kg CO₂ eq/kg
5.27 kg CO₂ eq/kg
5.27 kg CO₂ eq/kg
Declared unit
5.27 kg CO₂ eq/kg
5.27 kg CO₂ eq/kg
5.27 kg CO₂ eq/kg
Recyclability
100
100
100
Recycled content
90 %
90 %
90 %
Expected Life
Lifetime
Lifetime
Lifetime