The requirements of residential sprinkler systems are similar across the three installation standards, with a few variations to provide cost-saving options for homeowners. Where additional protections are necessary or desired, it is up to the engineer to specify.

After more than 20 years of work in the Legionella field, leading outbreak investigations and resolutions as well as performing building audits, I’ve found the two single most critical variables for controlling Legionella risk are temperature and water age (time-to-tap).

Using enhanced firefighting technology, enforcing defensible areas and utilizing controlled burns are part of the solution. Can they outrun the suburban sprawl and climate change trends? It will take more than a few drones.