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UK Conformity Assessed (UKCA)
Certificate type
SIGA Quebec slate is a very smooth, dark blue/grey slate, and is 98% identical to Welsh slate and a consistent thickness. Suitable for most roofing projects and popular nationwide.
Heritage, Self Build, Conversion/Refurbishment, Housing Developments.
SIGA Quebec slate is a very smooth, dark blue/grey slate, and is 98% identical to Welsh slate and a consistent thickness. Suitable for most roofing projects and popular nationwide, the SIG Quebec is one of our most versatile slates.
Part of the Excellence Range
Region Used: National.
Product Applications: Heritage, Self Build, Conversion/Refurbishment, Housing Developments.
Source: Canada.
Colour: Dark Blue Grey.
Texture: Very Smooth.
Warranty: 100 Year Warranty (T&Cs apply. Must be registered for within 4 weeks of installation).
Features and benefits:
Color | Grey Blue |
Finish | Smooth |
Material | Slate |
Shape | Rectangle |
Length | 406 mm 457 mm 610 mm 508 mm 279 mm |
Width | 254 mm 305 mm 381 mm 457 mm 681 mm |
Height | 4 mm 5 mm 6 mm 7 mm 8 mm |
Warranty description | 100 year Guidance for specification option: T&C's apply. Must be registered for within four weeks of installation. |
Uniclass | |
CAWS | H62/105 Roof slating H62/120 Vertical slating H62/3 Roof slating H62/10 Vertical slating |
SKU Code | SIGA Quebec |
Classification data | |
Slate type | |
Source | Quebec. |
Colour | Dark blue/ grey. |
Standards | |
Product specification | To BS EN 12326-1. |
Properties | |
Type | Flat. |
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 | 4–9 mm ±35%. |
Characteristic modulus of rupture (Transverse) | 49 N/mm². |
Characteristic modulus of rupture (Longitudinal) | 57 N/mm². |
Water absorption | Code W1 (<0.6%). |
Freeze-thaw resistance | No test required. |
Thermal cycle test | Code T1. |
Carbonate content | Less than 20%. |
Sulfur dioxide exposure test | Code S1. |
Non-carbonate carbon content (maximum) | Less than 2%. |
Reaction to fire | Class A1 (EC decision 96/ 603/ EC as amended). |
Contains Red List materials | No |
Country of material origin | Canada |
Country of product manufacture | Canada |
Material | Slate |
Recyclability | Undamaged slates are salvaged and reused. |
Expected Life | 75 year |
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