Proctor A1 non-combustible external grade ‘score and snap’ Cement Board
Verified by manufacturer 1 month ago
KIWA BDA
Certificate type
Proctor A1 Cement Board is an A1 non-combustible external grade ‘score and snap’ cement board with mesh reinforced facings. For use on steel or timber frame wall applications.
Application
Suitable for use in external and internal applications such as use as a sheathing board.
Description
Proctor A1 Cement Board is an A1 non-combustible exterior grade ‘score and snap’ cement board with mesh reinforced facings. It combines the benefits of ordinary Portland cement into a light weight ‘score & snap’ building board that is quick to install when compared to traditional cement particle boards.
Features and benefits:
- Can be scored and snapped with a traditional utility knife and straight edge.
- Proctor A1 Cement Board is tested in accordance to BS EN 12467:2012+A2:2018 “Fibre-cement flat sheets”.
- Manufactured combining Ordinary Portland Cement with a reinforced matrix, enhancing the workability and handling properties.
- Supplied in 12.5 mm thickness and 1200 x 2400 mm sheet size.
- Makes ideal exterior sheathing board to SFS walling.
- Inorganic composition making it dimensionally stable.
- Can be installed externally and internally to the main wall construction.
- Lighter in weight compared to cement particle and calcium silicate sheathing boards.
General information
Color | Grey |
Shape | Rectangle |
Length | 1200 mm |
Width | 2400 mm |
Height | 12.5 mm |
Uniclass | |
CAWS | H20/155 Sheet cladding (attached to timber battens) H20/10 Sheet cladding H20/150 Sheet cladding (attached to metal support systems) K11/485 Wall sheathing |
Specification data - Fibre-reinforced cement boards
Classification data | |
Standard | To BS EN 12467. |
Fire rating | To BS EN 13501-1, A1 (non-combustible). To BS EN 1364-1, EI90 and 120 minutes integrity. |
Bending strength | To BS EN 12467, Category B, Class 1. |
Sheet size | |
Nominal thickness | 12.5 mm. |
Length | 1200 mm. |
Width | 2400 mm. |
Colour | Grey. |
Moisture vapour resistance | To BS EN ISO 1257, 40.9 µ. |
Density | 900 kg/m³. |
Water absorption | To EAD 210024-00-0504, <11%. |
Design load | To EAD 090062-00-4040, 2.67 kPa. |
Sustainability data
Contains Red List materials | No |
Country of material origin | Europe |
Country of product manufacture | Europe |
Product certifications
KIWA BDA
Proctor A1 Board KIWA BDA
Literature
Proctor A1 Cement Board – Performance Specification
CPD materials
Air Leakage and Fire Performance in Facade Systems (Rev 2)