They can be time-consuming and expensive.

They may not be able to identify all potential energy-saving measures.

They can be used to compare the energy performance of different buildings.

They can be used to track energy consumption over time.

The weather conditions during the audit.

The accuracy of the measuring equipment used.

The experience and qualifications of the auditor.

The size and complexity of the building being audited.

Identifying energy-saving measures that can save money.

Improving the energy efficiency of a building.

Reducing greenhouse gas emissions.

Increasing the value of a building.

It can be expensive to purchase and maintain.

It may not be able to handle all types of buildings.

It can be difficult to use for people who are not familiar with energy auditing.

It can be used to generate reports that can be used to track energy consumption over time.

Walk-through audit

Detailed audit

Investment-grade audit

Retrospective audit

Using calibrated measuring equipment.

Considering the weather conditions during the audit.

Using a standardized audit protocol.

Estimating energy consumption based on historical data.

Gaining access to the building being audited.

Obtaining accurate information from the building occupants.

Interpreting the results of the audit.

Making recommendations that are cost-effective and practical.

It can be difficult to create a checklist that is comprehensive and specific enough.

It can be time-consuming to use a checklist to conduct an audit.

It can be difficult to interpret the results of a checklist audit.

It can be used to identify energy-saving measures that can save money.

It can be used to identify energy-saving measures that can save money.

It can be used to track energy consumption over time.

It can be used to compare the energy performance of different buildings.

It can be used to obtain financing for energy-efficiency projects.

It can be expensive to develop and maintain a computer model.

It can be difficult to validate the accuracy of a computer model.

It can be difficult to use a computer model to model complex buildings.

It can be used to generate reports that can be used to track energy consumption over time.

Gaining access to the building.

Obtaining accurate information from the building occupants.

Interpreting the results of the audit.

Making recommendations that are specific to the needs of the building.

Gaining access to the building.

Obtaining accurate information from the building occupants.

Interpreting the results of the audit.

Making recommendations that are cost-effective and practical.

It can be expensive to conduct a blower door test.

It can be difficult to interpret the results of a blower door test.

It can be difficult to conduct a blower door test in windy conditions.

It can be used to identify air leaks in a building.

It can be expensive to purchase an infrared camera.

It can be difficult to interpret the results of an infrared camera inspection.

It can be difficult to use an infrared camera to inspect buildings in cold weather.

It can be used to identify areas of heat loss in a building.

It can be expensive to purchase a data logger.

It can be difficult to install and maintain a data logger.

It can be difficult to interpret the results of a data logger.

It can be used to track energy consumption over time.