Rear extension & open plan ground floor enabled by fire sprinkler

Automist active fire protection is an LABC Registered Solution for enabling open plan after a loft conversion


Approved Document B allows a conversion from a two storey to a three storey house to have an open plan layout on the ground floor (where the staircase passes through the open plan area) if the open plan area is protected by Automist and a few other conditions are met.