AllClimate guide

What Is Airtightness and Blower-Door Testing?

Airtightness testing measures how much uncontrolled air leakage passes through a building enclosure. A blower-door test helps a project team identify leakage and understand whether the envelope is performing as intended.

What Is Airtightness and Blower-Door Testing

Airtightness testing measures how much uncontrolled air leakage passes through a building enclosure. A blower-door test helps a project team identify leakage and understand whether the envelope is performing as intended.

What should a project team consider?

Start with the project’s location, intended use, design stage, available information, and performance goals. The appropriate next step depends on those facts; a project may need coordinated consulting, modelling, testing, verification planning, or professional training.

How does this connect to AllClimate services?

AllClimate Passivhaus connects this topic with practical building-science support for projects and professionals in the Philippines.

Frequently asked question

When should a project discuss testing?

Testing should be considered as part of the project’s quality and performance planning. The appropriate timing depends on the construction stage, access, project requirements, and the information the team needs.