When are dry standpipe systems typically used?

Dry standpipe systems are typically employed in climates where freezing temperatures could lead to pipe damage. This design is specifically intended to prevent water from sitting in the pipes, which would freeze and potentially cause the piping to crack or fail under cold conditions. By using a dry standpipe system, which remains empty until activated, the risk of ice formation and the associated damage is mitigated, ensuring that the fire protection system remains effective and reliable when it is needed.

The application of dry standpipe systems is essential in areas where the temperature can drop below freezing, as water-filled pipes in these conditions would not only risk damage but also be ineffective in providing timely fire suppression. Thus, this makes dry standpipe systems a critical component in fire safety strategy for buildings located in cold climates.