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Head Office Cornwall: 01752 848 080    Wales & Scotland Office: 01792 399 853

  • ABOUT
    • Our Company
    • Our Team
    • Carbon Neutral Slate
    • Case Studies
      • Nansledan case study
      • Game Changer Project
    • Customer Complaints
  • ROOFING SLATE
    • SPANISH
      • Suitable for England and Wales
      • Armada
      • Contessa
      • Duquesa 20
      • Duquesa
      • ISS-10
      • ISS-12
      • LV11
      • LV15
      • Ribera
      • Zamora
      • Suitable for Scotland
      • Ascot Grey
      • Duquesa Scotland
      • Lago
    • BRAZILIAN
      • Suitable for England and Wales
      • Westland Grey Green
      • Westland Graphite
      • Suitable for Scotland
      • Westland Grey Green Heavy
    • BRITISH
      • Burlington Best
      • Cwt-Y-Bugail
      • Ffestiniog
      • Penrhyn Heather Blue
    • CARBON NEUTRAL
      • Suitable for England and Wales
      • Pedra Leve
      • Pedra Preta
      • Suitable for Scotland
      • Pedra Leve Heavy
  • ARCHITECTURAL RANGE
    • Westland Graphite Flooring
    • Westland Grey Green Flooring
    • Westland Graphite Sills
    • Westland Grey Green Sills
    • Westland Grey Green Hearths
    • Westland Graphite Hearths
  • ACCESSORIES
    • Natural Slate Ridges
    • ISS Vented Dry Ridge Kit
    • ISS Nature Vent
    • Spike Hooks
    • Copper Nails and Disk Rivets
  • TRAINING HUB
    • Rooftrain Video Guides
    • ISS Technical Guide
  • RESOURCES
    • ISS Brochures
    • ISS Technical Guides
    • ISS videos
    • Classifications
  • CONTACT US
  • ABOUT
    • Our Company
    • Our Team
    • Carbon Neutral Slate
    • Case Studies
      • Nansledan case study
      • Game Changer Project
    • Customer Complaints
  • ROOFING SLATE
    • SPANISH
      • Suitable for England and Wales
      • Armada
      • Contessa
      • Duquesa 20
      • Duquesa
      • ISS-10
      • ISS-12
      • LV11
      • LV15
      • Ribera
      • Zamora
      • Suitable for Scotland
      • Ascot Grey
      • Duquesa Scotland
      • Lago
    • BRAZILIAN
      • Suitable for England and Wales
      • Westland Grey Green
      • Westland Graphite
      • Suitable for Scotland
      • Westland Grey Green Heavy
    • BRITISH
      • Burlington Best
      • Cwt-Y-Bugail
      • Ffestiniog
      • Penrhyn Heather Blue
    • CARBON NEUTRAL
      • Suitable for England and Wales
      • Pedra Leve
      • Pedra Preta
      • Suitable for Scotland
      • Pedra Leve Heavy
  • ARCHITECTURAL RANGE
    • Westland Graphite Flooring
    • Westland Grey Green Flooring
    • Westland Graphite Sills
    • Westland Grey Green Sills
    • Westland Grey Green Hearths
    • Westland Graphite Hearths
  • ACCESSORIES
    • Natural Slate Ridges
    • ISS Vented Dry Ridge Kit
    • ISS Nature Vent
    • Spike Hooks
    • Copper Nails and Disk Rivets
  • TRAINING HUB
    • Rooftrain Video Guides
    • ISS Technical Guide
  • RESOURCES
    • ISS Brochures
    • ISS Technical Guides
    • ISS videos
    • Classifications
  • CONTACT US

Independent Slate Supplies Quality Spanish slate for British roofing Independent Slate Supplies Quality Spanish slate for British roofing

ISS Customer complaints procedure

We aim to resolve complaints as quickly as possible. Please inform your ISS representative if you have a complaint about an ISS product as soon as you can. You will be sent as ISS complaints report which will allow us to determine all the necessary details regarding the complaint. Once we have received the completed ISS complaints form with the associated documentation we will aim to be on site as soon as we can, and in most instances, we will be there within 2 working days.

If the slates have been sent to your customer, please refrain from offering any credits before an ISS representative has been to site, if you do and ISS are not in agreement with the complaint it can leave you in a difficult position and can end up with you providing a larger credit to your customer then ISS is prepared to give to you. Management of your customers’ expectations in the short term means not offering a credit until all the facts have been gathered and an ISS site inspection has been carried out.

For smaller credits we do empower our BDM’s to make a local decision to replace or credit slates, however please understand that if the complaint is too large the decision will need to be rereviewed and decided at head office.

Please put all defective slates to one side, do not throw them away, otherwise we have no proof that the complaint is legitimate or that the quantities are correct. For example, if you are looking for a credit of 100 slates but half of the defective slates are thrown away, then we will only be able to credit a maximum of 50 slates.

Also please keep crates and crate labels to help us identify that they are ISS slates and not supplied from a competitor.

When evaluating if the complaint is legitimate we also ask you to consider the selection of slate that has been purchased, for example is the product a contractor/standard grade slate, and is your customer expecting an ultra grade quality. We refer you to our classification guide, at: https://independentslatesupplies.com/classifications/

We reserve the right to take pictures as we may need photographic evidence to report back to the associated quarry.

Please understand that slate is a natural product, and as such there can, from time to time be variations in quality. We try out best to only source from the most reputable producers but there are no slate quarries with perfect quality control. We take complaints very seriously and we strive to resolve them quickly and professionally.

Any abusive or threatening behaviour towards ISS staff when visiting site will not be tolerated.

© Independent Slate Supplies
Registered office address:

6 Gilston Road, Saltash
Cornwall, PL12 6TW
Company number 2701916

Head Office Cornwall: 01752 848 080
Wales Office: 01792 399 853