Learn when and how to check inhibitor levels during a boiler or heat pump service. Step-by-step guide.
Building safer, more efficient care homes - protected from hard water damage. Discover how LNT Construction standardised Sentinel KalGuard® across all new sites to eliminate limescale risk, reduce maintenance costs, and safeguard resident wellbeing.
Our first water softener, the high-efficiency, non-electric and compact Sumo unit, is coming to the UK market! Having successfully sold the Sumo in France, Sumo is now available to UK customers, giving access to the benefits and advantages that the Sumo’s technology offers. Installers have an...
As water treatment specialists, we at Sentinel are delighted to bring our first water softener, the high-efficiency, non-electric and compact Sumo unit, to the UK market. Having successfully sold the Sumo in France, we have now made the Sumo available to UK customers, to benefit from the...
ULTRA-COMPACT, ULTRA-CONVENIENT – VORTEX250 DELIVERS! Sentinel are delighted to announce the expansion of our successful Eliminator Vortex system filter range, by releasing our first ultra-compact magnetic system filter, the Eliminator Vortex250. Having listened to market feedback, we have...
Using cutting-edge technology to provide simple advance warning of system corrosion, Sentinel’s Corrosion Monitor SCU will give owners/managers of commercial heating systems much greater control over a common and expensive problem. Corrosion Monitor SCU uses intelligent sensor technology to...
Sentinel is a company with a clear goal: we offer water treatment products and services that provide the best lifetime protection for heating and hot water systems. Originally launched in the UK by Grace Dearborn in 1988 and subsequently a subsidiary of the leading multinational General Electric, Sentinel has operated independently since 2005, expanding its international reach and range of innovative solutions. As of 2021, Sentinel is owned by Aalberts N.V., and sits in the hydronic flow control cluster.