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Legionella control in hotels & hospitality venues

Hotels, guesthouses and hospitality venues are a classic Legionella challenge because demand is so uneven. Rooms sit empty out of season or midweek, en-suite showers and basin taps go unused for days, and large hot-water systems serve long, branching pipe runs where temperature and flow are hard to hold steady. Guests also expect powerful showers, which generate exactly the fine aerosol that can carry the bacteria into the lungs.

Spa pools, hot tubs and decorative water features add further risk, as these have been linked to outbreaks affecting large numbers of people. Seasonal closures and reopenings need careful flushing and checks before guests return.

Effective control depends on knowing which outlets are little used, flushing them on a reliable schedule, and keeping temperatures within recognised guidance throughout the building. Continuous monitoring can help busy teams stay on top of systems too large to check by hand every day.

What makes this setting different

  • Rooms and en-suites left unused between bookings allow water to stagnate
  • Powerful showers generate aerosols that can carry Legionella
  • Spa pools and hot tubs have been linked to significant outbreaks
  • Large, branching hot-water systems make temperatures hard to maintain
  • Seasonal closures need structured flushing before reopening

Guidance for hotels & hospitality