A Repair Sample Should Carry the Proposal’s Product Identity
A sample photograph or physical mockup can become detached from the product information that makes it meaningful. Partner contractors should keep the sample’s identity, conditions and review purpose connected to the proposal. A familiar color is not a complete material specification.
Record what the sample actually represents
Identify the product, relevant version or batch information where available, substrate and demonstration purpose. State whether the sample is a manufacturer reference, a job-specific mockup or a different application offered only for illustration. Do not present a sample from another assembly as evidence that the current substrate is suitable or that its performance will match.
Keep the proposal connection visible
Use a clear reference linking the sample to the selected system in the quotation. If a product or appearance option changes, identify which sample is still relevant and which has been superseded. Avoid silently substituting a different material because its appearance seems similar. The agreed change process and the project’s technical review remain applicable.
State what was reviewed and what remains open
Distinguish an appearance preference from technical acceptance or completed testing. Record the reviewer, date and question answered. A short demonstration does not establish service life or every exposure condition. If more evidence is needed, name the responsible review rather than filling the gap with a broad warranty statement. The sample record should improve traceability without adding a new guarantee to the contract.
Copyable worksheet
Use one row for each field. Mark unknown information clearly and retain the original records.
| Field | Your note |
|---|---|
| Sample type and reference | ____________________ |
| Product and substrate identity | ____________________ |
| Proposal system it represents | ____________________ |
| Review purpose, person and date | ____________________ |
| Superseded sample or unresolved check | ____________________ |
Worked example
Illustrative example: a fictional contractor changes a proposed finish option after showing two samples. The revised proposal identifies the selected sample and retires the earlier reference. The owner’s color preference stays separate from technical suitability and does not become an unsupported performance approval.