Sentinel - part of Aalberts hydronic flow control

🌍 Happy World Earth Day Cleaner heating systems mean better efficiency, lower energy waste and a more sustainable future. That’s why we clean and protect systems to help them perform at their best - today and tomorrow. #WorldEarthDay #SustainableHeating #EnergyEfficiency

Today is #WorldCreativityAndInnovationDay 💡 At Sentinel, innovation turns ideas into real‑world impact. Proud to see this recognised with the Aalberts Innovation Award—a brilliant example of collaboration and expertise across Aalberts hydronic flow control. #Innovation

Hard water is a hidden threat across UK care homes — driving up energy costs, damaging assets, and increasing maintenance demands. Discover how care providers are safeguarding their buildings and budgets 👇 🔗 Read the full case study: sentinelprotects.com/uk-en/page/abo…

Another heating system cleaned & protected by the best! 🔧🔥 Bespoke Heating North East using JetFlush Rapid+, X800 1‑Hour Cleaner, and X100 Inhibitor to follow top water treatment best practice. Clean. Protect. Maintain. 💧 #Sentinel #Heating #BestPractice #CleanAndProtect

Today our Regional Sales Director South, Kevin O’Donnell, joined the City Plumbing Supplies Interconnected Conference to help branch teams feel more confident selling water treatment. Great discussions and a big step in supporting front‑line teams across the network. 💧

Protect your heating system. Reduce unplanned maintenance. 🔧 Poor system water = corrosion, sludge & higher energy bills. Correct water treatment helps commercial heating systems: ✅ Run more efficiently ✅ Last longer ✅ Avoid costly downtime #CommercialHeating

Downtime is expensive! Sentinel Vortex Max filters remove debris from large heating systems to improve heat efficiency, protect components, and reduce breakdowns. Clean systems. Reliable performance. 🔧🔥 #HVAC #CommercialHeating #EnergyEfficiency

On site with Bumblebee Plumbing & Heating 🔧 ✔ Testing a top-secret upcoming product 👀 ✔ Filter swap ✔ Full system clean Big things coming soon… 👀 #Sentinel #Plumbing #Heating #SystemProtection

Safety first 🚑 Our team attended the Emergency First Aid at Work course with St John Ambulance, gaining essential skills to respond confidently in emergencies.

FAST AS F%*#! 🚀 The Sentinel JetFlush Rapid+ delivers ultra-rapid powerflushing for heating systems — built for professionals who demand speed and performance. Less downtime. Better results. #Sentinel #JetFlushRapid #Powerflushing #HeatingEngineers

Cold outside? ❄️ Cold spots on radiators mean wasted heat inside. Sentinel X400 and X800 system cleaners remove sludge from heating systems, helping radiators transfer heat efficiently and keep homes and buildings warmer. #Sentinel #HeatingEfficiency #X400 #X800 #UKWinter

Happy New Year! 🎆 2026 is all about innovation and moving forward together. We’re excited to continue protecting the world’s heating systems with you. Let’s make this year the most efficient one yet! 🛠️💧 #HappyNewYear #SentinelProtects #2026Goals #HeatingSystems

🎄 Merry Christmas from all of us at Sentinel 🎄 Wishing you a joyful Christmas filled with warmth, happiness, and time with loved ones. Thank you for being part of the Sentinel community.

🎄 Holiday Update: The Sentinel office closes at 1:00 PM on Dec 24th and re-opens on Friday, Jan 2nd. We wish all our customers, installers, and partners a Merry Christmas and a very Happy New Year! ❄️✨ #ChristmasHours #SentinelProtects #HVAC #HolidaySeason

Last week, the Sentinel team pulled on our festive knits to support Save the Children’s Christmas Jumper Day❤️ Thank you to everyone who took part and donated 🎅✨ Which jumper would you pick? #ChristmasJumperDay #SaveTheChildren #SentinelTeam #FestiveForAGoodCause

We know the drill: long dark mornings, endless jobs, cold hands. This time of year is absolutely relentless for the trade. To every plumber and heating engineer out there running on willpower and coffee: We see you. A massive BIG UP from Sentinel. One last push!

Following on from our festive fun at UKEX with UK Plumbing and Heating Supplies, we’re thrilled to share that we’ve officially given away the JetFlush Rapid+ prize from our charity raffle to Premium Plumbers in Windsor!

🎄✨ Festive Fun Wrapped Up! ✨🎄 What a day! From sizzling slices by The Woodfire Pizza Company 🍕🔥 to the boldest, brightest Christmas jumpers in town 🎅✨ — we brought the festive spirit in full force!

Limescale isn’t just a nuisance - it’s a budget killer. In commercial heating systems, just 1.6mm of scale can increase fuel usage by up to 12%, leading to efficiency losses and expensive downtime. Don't let scale compromise your system's efficiency. 🔗 sentinelprotects.com/uk-en/catalog/…

We were delighted to contribute to the EEM Christmas Community Event yesterday, and we’re truly inspired by what was achieved. #CommunitySupport #EEM #ChristmasGiving #ProudToContribute #MakingADifference