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Commercial roof leak detection.

Investigate roof-related water intrusion in commercial buildings. Coordinate access and trace reported moisture before planning repairs or further testing.

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AFLD technician reviewing moisture observations inside a commercial building below the roof

Understand the problem.
Plan the next step.

A roof leak in a commercial property can affect occupied suites, storage areas or shared corridors. Water may travel through the roof assembly or interior materials before appearing below. America First Leak Detection considers the moisture pattern, building records and access arrangements to help narrow the suspected entry area.

Understanding commercial roof water intrusion

The investigation begins with affected locations, the timing of leaks and the weather or operating conditions when symptoms appear. Available roof plans, drainage information and repair history provide context. Drains, roof penetrations, skylights and roof-to-wall connections may need consideration alongside interior plumbing and condensation.

An investigation matched to the building

Visual observations, moisture measurements and infrared imaging may be appropriate depending on the roof construction and access. Temperature differences alone do not establish a leak source; thermal observations need interpretation with supporting evidence. Weather and roof materials can limit what a survey shows, so the testing scope is confirmed for the property.

Coordinating roof and tenant access

Identify a facility contact and the affected suites or work areas. Share available roof plans, previous repair records and photographs of active intrusion. Tell us about controlled roof access, tenant schedules and contractor coordination. Any additional testing or access to concealed areas is discussed before work proceeds.

Supporting the repair decision

Findings help property teams focus the next investigation or repair discussion. Agree which observations and documentation are needed when arranging the visit. Detection is separate from roof repair, replacement and insurance coverage decisions. Intermittent intrusion may require follow-up when the relevant conditions recur.

A few helpful answers.

Have a different question? Include it with your service request.

Frequently asked questions
Will finding the leak damage my property?

The investigation starts with methods that aim to limit disruption, such as acoustic listening and moisture measurements. Some situations need access to concealed areas. Any proposed access should be discussed with you before work proceeds.

Can you investigate a pool that keeps losing water?

Pool investigations can consider the shell, fittings, and connected plumbing. A bucket test can help compare pool water loss with evaporation before an appointment.

How should I prepare for a visit?

Note when you first noticed the problem, gather recent water-use records if available, and identify accessible shutoff valves. Share any access restrictions and keep the affected area accessible.

What happens after the leak investigation?

You receive an explanation of the observations and the recommended next step. Detection and repair are different scopes of work; confirm what is included when the service is arranged.

Let’s get to the source.

A small leak deserves
a closer look.

Request serviceTell us what you’ve noticed. We’ll take it from there.