Prime RoofingMetro Vancouver
Roofing

Skylight moisture: separate glass condensation from roof flashing concerns

November 10, 2026 2 min read
Skylight moisture record: Pattern, When and where moisture appears; Context, Weather and room conditions; Assessment, Glass and roof junctions

Moisture near a skylight can appear on the glass, interior trim or surrounding ceiling. Record the exact location and conditions rather than assuming that every wet surface means the roof flashing has failed. The inspection should distinguish the possible pathways.

Describe the pattern safely

Note whether droplets form on the interior glass or moisture appears beyond the unit. Record timing in relation to rain and indoor conditions, plus any relevant previous work. Photographs taken safely indoors can show the pattern without accessing the roof.

If moisture affects electrical equipment or creates another immediate hazard, address that concern first. Do not dismantle the skylight, seal joints indiscriminately or climb onto the roof to investigate.

Ask for a connected assessment

Clarify whether the inspection includes the unit, surrounding roof junction and relevant interior observations. Ask what findings support the recommended work and which questions remain outside the roofing scope.

A quote for flashing work and a proposal addressing interior moisture conditions are not interchangeable. Keep their purposes and responsibilities clear. Retain the findings and completion record so a recurring pattern can be compared with the original issue.

Review skylight roofing services and contact Prime Roofing with the moisture location, timing and existing skylight information.

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