The Drayton LP522Si 5 Day / 2 Day Heating & Hot Water Programmer is a dual-channel digital controller designed to manage heating and hot water schedules independently across weekdays and weekends. Key features include:

• 5/2 day programming, allowing separate settings for weekdays and weekends

• Three ON/OFF periods per day, offering flexible control for both heating and hot water

• Boost and advance functions, enabling manual overrides for added convenience

• Service interval feature, with visual and audible alerts to support boiler maintenance schedules

• Automatic summer/winter time change, helping maintain accurate timing year-round

• Standard wallplate fitting, simplifying installation and upgrades

• Compatible with fully pumped and gravity-fed systems, ensuring broad applicability

A practical and installer-friendly solution for homeowners seeking tailored control over their heating and hot water routines.