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Leak Prevention Technology

Our know-how for a clean and protected environment

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Leak detectors for storage tanks & chemical plants

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Leak detectors for filling stations

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Leak detectors for heating oil tank systems

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Leak detectors for LH2, LNG & NH3

Current news

New A-Ex variant: vacuum leak detector VLX 330 A-Ex HK

• New XL housing
• Heating and condensate trap now inside housing
• For flat bottom tanks and other containers

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Public holidays and closing days in May and June 2025

Thank you for your interest in our leak prevention technology. 

Due to several public holidays and bridging days, we will unfortunately not...

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Company closing: Fri 18 April and Mon 21 April

Due to the Easter holidays this weekend, SGB will be closed on April 18th and 21st, 2025.

We will be available again from Tuesday, April...

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SGB Highlights

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NEW: Leak detectors for LH2 | LNG | NH3

  • Consists of explosion-proof sensor + signalling unit
  • Permanently monitors the function of the insulation
  • For applications with cryogenic LNG, LH2 or NH3
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NEW: Leakage Sensor LS 816

  • For leak monitoring of collecting chambers, tubs, shafts, double-walled pipes
  • Ex-proof sensors
  • 8 up to 16 sensor connections
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NEW: Pressure leak detector DL .. 8S

  • Leak monitoring of tank and dome shaft at the same time
  • Only 1 leak detector
  • Up to 8 explosion-proof probes can be connected