Bubble Stack Alarm


  • Small 6mm catheter makes it suitable for small bore pipes and stacks, urinals and sinks, fat traps, and other confined spaces
  • Operates by blowing air into the pipe and detecting changes in back-pressure
  • Easy installation – no programming required
  • Self-cleaning
  • Wireless range 50 to 150m in buildings
  • Battery-operated or 12V dc operated
  • Installs into pipes Stainless Steel Wall Bracket or strap-on bracket
  • Operates with Gateway or Sentinel receiver


  • Fat Traps
  • Urinals
  • Shower blocks
  • Small bore pipes