SIGA 53S is a strong, hard slate with excellent durability, an attractive dark/grey appearance and a rustic, rugged texture. This characterful slate is popular for all project types in Scotland. Like all our Excellence Range slates it attracts a 75-year warranty and meets NHBC standards for residential developments.

Region Used:


Product Types:

New Build, Heritage, Self Build, Conversion/Refurbishment, National Parks, Housing Developments


Ortigueira Region, Spain


Dark Grey




7-8mm, 9mm

Sizes Available:

400 x 220mm, 400 x 250mm*Other sizes may be available to special order. Please contact us for details.


75 Years

Product Specifications


Samples have been tested in accordance with, and comply with, the relevant sections of EN12326-1:2004.

  • Thermal Cycling T1
  • Exposure S02 S1
  • Water Absorption W1 (≤ 0,6%)
  • Meets the requirements of NHBC Standards

Additional Information

SIGA warranties are backed by SIG Roofing, the UK’s largest distributor of roofing materials. The performance of the slate is warranted for the stated period, subject to installation in accordance with prevailing British Standards and good roofing practice.

Registered Office: SIG Trading Limited, Adsetts House, 16 Europa View, Sheffield Business Park, Sheffield, S9 1XH. Registered in England No. 01451007 VAT No. GB 487 01733