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Andel - Leak Detection Systems

Leak Detection Systems - FLOODLINE - Control Panels - Sensors - BREEAM - Solenoid Valve

Andel Ltd was formed in 1992 and developed the FLOODLINE leak detection system. Andel is a market-leading company offering environmental services from an initial site survey through equipment selection, system design advice, supply, installation, commissioning and full service backup for any size of project.

Control Panels

  • Leak 1 Mk II: OEM DIN mounted for fitting in A/C units, alarm / monitoring systems, BMS
  • Groundhog Mk II: Self-contained single zone controller & sensor which can be mounted vertically or horizontally
  • One Zone: Single zone, low cost, stand-alone control panel which can accept multiple Floodline sensors
  • Multi Zone (4-32 zones): Leak detection alarm panel suitable for small to medium projects. Includes battery back-up for mains fail
  • Floodline 128: Leak detection alarm panel suitable for medium to large projects. Includes battery back-up for mains fail

As standard, all panels can be connected to any control/BMS that has the facility to accept volt-free contacts.



  • Multi-8 Cable: Floor voids / drip trays. LSF-0H, 8 cores per length multiple leak & reset. No earthing problems
  • Multi-4 Cable: Absorbent, sensitive sensor for critical areas. Reacts to drips. Suitable for pipe work
  • Single Zone Tape: Absorbent single zone sensor tape
  • Point Sensor: Vertically or horizontally mounted reacts to build-up / flood of water
  • Flexi-Pad: Designed for pipe joints or narrow / inaccessible areas
  • Pipe-In-Pipe: Leak detection in double contained water tanks & pipe work
  • Tundish: Overflow alarm sensor designed for tank overflows & cisterns


  • RGD1301 – All refrigerant gases detected as a stand-alone alarm system or as part of a Floodline leak detection system. Individual calibration required per gas. Available as industrial surface mount ABS enclosure or flush mounting, brushed aluminium plate for standard 2-gang mains cavity box


  • DP01 – Designed with DURAPIPE for use in double containment pipe work systems. Optical sensor fitting into interstitial gap
  • Oil Sensor: An optical sensor used in oil tank bunds, generator rooms & trenches. Available in vertical or horizontal configuration, multiple re-use, wipe clean & return to use


  • Breeameter®: Incoming mains water monitoring for underground pipe leaks in accordance* with BREEAM WAT02 / WAT03. Controller plus 2no flow meters
    *not affiliated, endorsed or certified by BRE Global Ltd


  • Solenoid Valve Panels – Dedicated solenoid valve control panels to turn off water supply if leak detected, preventing greater damage
  • Auto Dialler – Sends voicemail or SMS message if leak detected. Good for unmanned or rarely visited sites / areas
  • Remote Alarm – Provides a secondary audible & visible warning of a leak or system fault
  • Humidity / Temperature Sensors – Humidity and/or temperature sensors can be installed as part of a larger water / oil detection system or as a stand-alone alarm

Leak Detection

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Leak Detection Systems Leak Detection Systems Leak Detection Systems

Images clockwise from top left:
RGD1301 Gas Sensor;
Multi-8 Leak Detection Cable;
Vertical & Horizontal Point Sensors;
Leak Detection Panels – 1 Zone & 4 Zones;
Solenoid Control Panel;
Remote Alarm;
Floodline 128 Leak Detection System;
Andel 'Ranger' Sub-Panel & Long Line Sensor

Andel Ltd
New Mills
Brougham Road
West Yorkshire

Email Andel

Tel: 01484 845 000
Fax: 01484 845 222

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