At Amherst Roofing and Sheet Metal Ltd., we are committed to upholding the highest professional standards as set by the Ontario Industrial Roofing Contractors Association (OIRCA). Our robust warranty options are designed to protect your investment and ensure your peace of mind, reflecting our adherence to OIRCA’s stringent guidelines for quality, safety, and ethical practices.

Warranty Coverage

We offer several warranty options, each tailored to different types of roofing systems and services:

  • Material Warranty: Covers defects or failures in the roofing materials used. The length and specifics of material warranties vary depending on the manufacturer and product type.
  • Workmanship Warranty: Protects against issues arising from the installation process. This warranty typically covers repairs needed to correct such problems.
  • Manufacturer’s Warranty: Provided by the manufacturer of the roofing materials, covering aspects such as durability and performance under normal environmental conditions.

How to Claim Your Warranty

If you encounter an issue with your roofing system that you believe is covered under warranty, please follow these steps to initiate a claim:

  1. Contact us at with a detailed description of the issue, including photos if possible.
  2. We will review your claim and schedule an inspection to assess the problem.
  3. Once the claim is validated, we will arrange for the necessary repairs or replacements as per the warranty terms.

Limitations and Exclusions

Please be aware that our warranties do not cover damages resulting from:

  • Improper maintenance or neglect
  • Modifications or repairs made by non-authorized personnel
  • Normal wear and tear
  • Environmental factors such as storms or natural disasters


If you have any questions about our warranty coverage or need assistance with a warranty claim, please do not hesitate to contact us. We are here to help and ensure your complete satisfaction with our roofing services, guided by the high standards of the Ontario Industrial Roofing Contractors Association.