THE SERVICE GROUP · COMMERCIAL & MULTIFAMILY ROOFING
Commercial roof coating evaluation checklist for property managers
Prepare for a commercial roof coating evaluation by organizing roof records, leak history, drainage concerns, moisture information, and warranty requirements.
Gather the roof system, manufacturer, approximate installation date, warranty documents, previous coating information, and available drawings. A coating must be evaluated against the actual substrate and existing conditions. If the membrane or prior coating is unknown, record that uncertainty rather than selecting a product based on appearance alone.
Document leaks and earlier repairs
List active and recurring leak locations, when they occur, and the repairs already attempted. Manufacturer guidance calls for existing leaks and damaged roof areas to be addressed before coating. A coating evaluation should not assume that a field-applied product will locate or correct an unidentified leak.
Discuss moisture below the surface
Share any moisture surveys, core-cut records, infrared reports, or known wet-insulation areas. Surface appearance does not establish the condition of concealed insulation or other roof components. The evaluation should define whether additional investigation is appropriate and how wet or deteriorated materials would be handled before a coating is considered.
Record drainage and ponding concerns
Mark drains, scuppers, gutters, low areas, and locations where water remains after rain. Product requirements vary, and drainage conditions can affect suitability and preparation. The source and correction of recurring ponding or condensate discharge should be discussed rather than covered without review.
Expect compatibility and adhesion checks
The proposed coating, primer, and preparation method must be compatible with the existing surface. Manufacturer procedures use cleaned, dry test areas to evaluate adhesion and whether a primer is needed. Test locations should represent relevant roof conditions; one result should not be assumed to describe every substrate or previously repaired area.
Define repairs and preparation before application
Ask how seams, flashings, penetrations, fasteners, rust, damaged membrane, contaminants, and previous repair materials would be addressed. Cleaning and drying are part of preparation, but the exact method depends on the roof and product requirements. Repairs, substrate preparation, and acceptable weather conditions should be established in the proposed scope.
Confirm documentation and warranty responsibilities
Review the existing roof warranty and the proposed coating-system requirements before authorizing work. Ask which product documents, inspection records, test results, photos, application records, and closeout materials will be retained. Warranty eligibility and terms depend on the specific system, installer requirements, roof conditions, and written manufacturer documents; they should not be inferred from a general website statement.
Prepare the service request
Provide the property address, building type, roof system if known, approximate roof area if available, observed concerns, access requirements, and the person authorized to discuss scope. Mention any records or photos you can share. The Service Group reviews the request, market coverage, and available information before discussing an evaluation; submission does not establish coating suitability or authorize work.
Technical references
Always check the current manufacturer documents and the warranty terms for your specific roof.
Can a coating be used to stop an active commercial roof leak?
Do not assume so. The leak source and damaged conditions should be identified and addressed as part of an appropriate scope before coating suitability is determined.
Why might a moisture survey be discussed?
A roof can contain wet insulation or other concealed conditions that are not established by surface appearance. The appropriate investigation depends on the roof, available records, and proposed system.
Is an adhesion test always the same for every roof?
No. The manufacturer procedure, existing substrate, contamination, prior coatings, primer, and roof conditions affect how testing and preparation should be handled.
Does requesting an evaluation mean the roof qualifies for coating?
No. It begins a review of the property, existing roof, records, and proposed scope. Repairs, restoration, replacement, or further investigation may be discussed depending on the findings.