Four Channel 7 Day Electronic Programmer

• Full 7 day operation over four independent channels
• Back-lit LCD display
• Preset clock
• Automatic Winter/Summertime changes
• Simplified menu-driven programming
• Advance and boost on each channel
• Tamper-proof
• 7 years no quibbles warranty

User-friendly, 4-channel programmer, designed for domestic use, providing advanced, easily programmed features. The H47XL is a four-channel version of the ChannelPlus programmer for larger dwellings, featuring zone control of hot water and heating as well as many other zoning applications including underfloor heating. The latest Building Regulations Domestic Heating Compliance Guide requires each heating zone that exceeds 150m² to have independent time and temperature control.