Why is ZG Orientation critical?

Jenni RoseLatest News Leave a Comment

One of the things we discuss heavily at our training sessions – and often with customers out in the field – is the importance of orientation when installing Zone Guardian (or Zonecheck, for that matter!). If installing on a vertical riser, you don’t need to read on! As you can see from our graphic above, the ZG is built with the flow switch and …

New SEP compressor…

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…coming soon! As most of our commercial sprinkler customers will know, we are renowned for our top-quality air compressors designed and built specifically for dry, alternate and pre-action fire sprinkler systems. In fact, when our MD first arrived back in 2014, it seems that most of customers considered us as ‘the compressor company’ (although we’ve come a long way since …

“Normally Open/Closed” – eh?

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Here at SEP, we sell a lot of specialist valves, and something which seems to cause most confusion is in relation to solenoid/automatic/actuated valves and the meaning of ‘normally open‘ or ‘normally closed‘. You may also hear the same terms being used in relation to switches, electrical circuits, alarm panels, pressure or flow switches etc – and although principle is …

Need Dry Air?

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It’s far from unusual in the northern hemisphere for fire sprinkler systems to be dry (either all the time, or only during winter months, or maybe only part of the system) – and this is one of the reasons why our exclusive range of UK-manufactured air compressors is one of our biggest lines. Such systems can include warehouses, loading bays, …

SEP Training continues in 2026

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We at SEP were excited and honoured to host another group of delegates from J&J Fire Engineering on 18th February for one of our free training sessions. The team from J&J comprised a great mix of people – young/older, new/established, designers/service team/projects, local and three who made a big effort to attend from London… and including a female trainee Project Manager …

Gauge Certification

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Calibrated/certificated pressure gauges play a pivotal role across numerous industries, providing precise measurements critical for safety and quality assurance. They are intended to accurately measure, against traceable standards, the fluid pressure within a system, ensuring performance and mitigating potential risks. In a fire sprinkler, dry- or wet-riser system, the main purposes are to ensure the system pressure is known and accurate …

Stop mains-fed false alarms

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Although mains-fed commercial sprinkler systems are far from the most common type, false alarms are a real pain – certainly for your client, but also for you as the maintainer! If these False alarms are due to pressure fluctuations, then we can help – we have a device which will help prevent them completely. You need a SEP Alarm Valve Booster Pump! SEP designed this …

Cracking Customer Comments

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One thing you can always expect when you deal with SEP is top-class customer service – we will always try to ensure you get the right product at the right time (even with the bare information we often receive!), and we will always get back to you quickly, even if we need to advise that we’re waiting for someone else …

Critical Compressor Care

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So, you have a brand new shiny compressor in your valve room; or, you have taken over maintenance for a valve room which is somewhat less than new and shiny, but still…! Obviously, the compressor is installed in a nice clean, dry and dust-free environment, and is securely bolted to the wall/floor using all four points provided. One of the …

BAFSA Conference 2025

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This year’s annual BAFSA conference and learning sessions (followed by the usual very busy formal dinner) were held in early November at the Marriott Forest of Arden Hotel in Coventry. Thank you to BAFSA for an engaging programme. This year’s focus was on the built environment, sustainability, and how fire sprinklers can help with the challenges faced. Firstly, Mike Leonard (CEO of …