Natural Slate SIGA 150
Verified by manufacturer 3 months ago
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A smooth green slate, carefully selected from Vermont for the UK market.
Application
Suitable for heritage and conversion/ refurbishment.
Description
A smooth green slate, carefully selected from quarries in Vermont to provide additional green slate for the UK market. SIGA 150 is suitable not only for aesthetic requirements but also ensures outstanding technical performance.
Features and benefits:
- Green slate.
- Part of the Excellence Range.
- Two sizes available.
- Source: Vermont, USA.
- 75 year warranty.
- Certified Grade 1 by the ASTM (American Society for Testing and Materials) with the highest prediction of service life.
- Meets the requirements of NHBC.
General information
Color | Green |
Finish | Smooth |
Material | Slate |
Shape | Rectangle |
Length | 508 mm Guidance for specification option: 20". Bespoke Guidance for specification option: Randoms. |
Width | 304.8 mm Guidance for specification option: 12". Bespoke Guidance for specification option: Randoms. |
Height | 7 mm |
Warranty description | 75 year |
Uniclass | |
CAWS | H62/105 Roof slating H62/120 Vertical slating H62/3 Roof slating H62/10 Vertical slating |
Specification data - Natural slates
Slate type | |
Source | USA. |
Colour | Green. |
Slate size | |
Length (minimum) | Random.Guidance for specification option: Random sizes - consult manufacturer for details. |
Width (minimum) | Random.Guidance for specification option: Random sizes - consult manufacturer for details. |
Standards | |
Product specification | To BS EN 12326-1. |
Methods of test | To BS EN 12326-1. |
Properties | |
Dimensional tolerances | Deviations from declared length, width, edge straightness, rectangularity, and flatness are not to exceed values specified in BS EN 12326-1, clause 5.12. |
Nominal thickness and individual thickness variation | To BS EN 12326-1, clause 5.2. |
Characteristic modulus of rupture (Transverse) | 53.2 Mpa. |
Characteristic modulus of rupture (Longitudinal) | 63.1 Mpa. |
Water absorption | Code W1(>0.6). |
Freeze-thaw resistance | No test required. |
Thermal cycle test | Code T1. |
Carbonate content | Less than 20%.Guidance for specification option: 2.96% (≤20%). |
Sulfur dioxide exposure test | Code S1. |
Non-carbonate carbon content (maximum) | 2%.Guidance for specification option: 0.8% - Complies (≤2%). |
Thickness | 7 mm. |
Reaction to fire | Satisfies class A1. |
Sustainability data
Contains Red List materials | No |
Country of material origin | United States |
Country of product manufacture | United States |
Literature
Declaration of Performance