Share of renewable resources
10
Category
Mineral ceilings
Surface
needled/perforated
Sound absorption (NRC)*
0.75
Sound reduction CAC*
35 dB
Fire hazard properties
Group Number 1. NCC Volume One Specification C1.10 Clause 4 - in accordance with AS 5637.1:2015
Cleanroom class
ISO 5 (ISO 14644-1)
Share of renewable resources
6
Category
Mineral ceilings
Sound absorption (NRC)*
0.70
Sound reduction CAC*
40 dB
Fire hazard properties
Group Number 1. NCC Volume One Specification C1.10 Clause 4 - in accordance with AS 5637.1:2015
Cleanroom class
ISO 4 (ISO 14644-1)
Share of renewable resources
4
Category
Mineral ceilings
Sound absorption (NRC)*
0.75
Sound reduction CAC*
27 dB
Fire hazard properties
Group Number 1. NCC Volume One Specification C1.10 Clause 4 - in accordance with AS 5637.1:2015
Cleanroom class
ISO 4 (ISO 14644-1)
Share of renewable resources
9
Category
Mineral ceilings
Sound absorption (NRC)*
0.75
Sound reduction CAC*
27 dB
Fire hazard properties
Group Number 1. NCC Volume One Specification C1.10 Clause 4 - in accordance with AS 5637.1:2015
Cleanroom class
ISO 4 (ISO 14644-1)
Share of renewable resources
9
Category
Mineral ceilings
Sound absorption (NRC)*
0.80
Sound reduction CAC*
33 dB
Fire hazard properties
Group Number 1. NCC Volume One Specification C1.10 Clause 4 - in accordance with AS 5637.1:2015
Cleanroom class
ISO 4 (ISO 14644-1)
Share of renewable resources
6
Category
Mineral ceilings
Sound absorption (NRC)*
0.80
Sound reduction CAC*
37 dB
Fire hazard properties
Group Number 1. NCC Volume One Specification C1.10 Clause 4 - in accordance with AS 5637.1:2015
Cleanroom class
ISO 4 (ISO 14644-1)
Share of renewable resources
9
Category
Mineral ceilings
Sound absorption (NRC)*
0.85
Sound reduction CAC*
27 dB
Fire hazard properties
Group Number 1. NCC Volume One Specification C1.10 Clause 4 - in accordance with AS 5637.1:2015
Cleanroom class
ISO 4 (ISO 14644-1)
Share of renewable resources
9
Category
Mineral ceilings
Sound absorption (NRC)*
0.85
Sound reduction CAC*
27 dB
Fire hazard properties
Group Number 1. NCC Volume One Specification C1.10 Clause 4 - in accordance with AS 5637.1:2015
Share of renewable resources
9
Category
Mineral ceilings
Sound absorption (NRC)*
0.85
Sound reduction CAC*
27 dB
Fire hazard properties
Group Number 1. NCC Volume One Specification C1.10 Clause 4 - in accordance with AS 5637.1:2015
Cleanroom class
ISO 4 (ISO 14644-1)
Share of renewable resources
9
Category
Mineral ceilings
Sound absorption (NRC)*
0.90
Sound reduction CAC*
34 dB
Fire hazard properties
Group Number 1. NCC Volume One Specification C1.10 Clause 4 - in accordance with AS 5637.1:2015
Cleanroom class
ISO 4 (ISO 14644-1)
Share of renewable resources
9
Category
Mineral ceilings
Sound absorption (NRC)*
0.95
Fire hazard properties
Group Number 1. NCC Volume One Specification C1.10 Clause 4 - in accordance with AS 5637.1:2015
Cleanroom class
ISO 4 (ISO 14644-1)
Share of renewable resources
11
Sound absorption (NRC)*
0.90
Share of renewable resources
8
Category
Mineral ceilings
Sound absorption (NRC)*
0.70
Sound reduction CAC*
35 dB
Fire hazard properties
Group Number 1. NCC Volume One Specification C1.10 Clause 4 - in accordance with AS 5637.1:2015
Share of renewable resources
5
Category
Mineral ceilings
Sound absorption (NRC)*
0.60
Sound reduction CAC*
37 dB
Fire hazard properties
Group Number 1. NCC Volume One Specification C1.10 Clause 4 - in accordance with AS 5637.1:2015
Share of renewable resources
5
Category
Mineral ceilings
Sound absorption (NRC)*
0.15
Sound reduction CAC*
37 dB
Fire hazard properties
Group Number 1. NCC Volume One Specification C1.10 Clause 4 - in accordance with AS 5637.1:2015
Cleanroom class
ISO 4 (ISO 14644-1)
Share of renewable resources
6
Share of renewable resources
10
* Resistance to fire and linear sound insulation depending on size, system, ceiling slab and other additional measures as well as availability in the respective market. Further versions on request. If you have any questions about your individual project, we will be happy to help you.