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Best Central Heating Programmer And Thermostat of 2026
Last updated on 28/01/2026
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1
Habi Smart Thermostat - Wireless Heating Thermostat Kit Smart Heating Controller & Boiler Receiver. Works With Alexa, Google, App Controlled Central Heating & Hot Water Ideal For Combi Boilers
Habi
Why we love it
Smart, sleek, modern design.
Compatible with various heating systems.
Easy app and voice control.
Main Highlights
SMART, SLEEK AND EASY TO INSTALL - A wireless smart thermostat designed for modern UK homes, combining a clear LED display with fast setup & intuitive control. Manage your central heating & hot water via the Habi app or manual dial, a smart home thermostat you can rely on
HIGHLY COMPATIBLE HEATING CONTROL - Works with combi, system and traditional boilers, plus heat pumps, zone valves, circulation pumps & electric or infrared heaters. Ideal for anyone upgrading to a smart thermostat for combi boiler systems or installing smart heating controls
SEAMLESS APP & VOICE CONTROL WITH WI-FI CONNECTIVITY - Control your heating and hot water using the Habi app or your voice via Alexa, Google Home, Apple HomeKit or SmartThings. This Wi-Fi thermostat is Matter enabled for fast, reliable pairing, no hub or complex setup needed
INCLUDES SMART HEATING THERMOSTAT AND RECEIVER - This complete smart heating controller kit includes a wireless thermostat & dual-relay boiler receiver for control of heating & hot water. Comes with mounting hardware, 2×AA batteries and customer support. Ideal as a thermostat for combi boiler setups
ENERGY SAVING HEATING THERMOSTAT TO REDUCE BILLS - This smart thermostat uses advanced ITLC load compensation to optimise boiler efficiency, cut energy waste, and help lower your heating bills. A smarter, greener heating thermostat for combi boilers and traditional systems
CUSTOM SCHEDULING FROM ANYWHERE VIA APP - Set daily or weekly heating routines in the Habi app and adjust them remotely anytime. This smart thermostat for home supports multiple users, giving everyone in the household easy access to control heating and hot water via their phone
PRECISE MANUAL TEMPERATURE CONTROL WITH LED DIAL - The smooth-turn dial and clear LED display let you fine-tune your room temperature with 0.5°C accuracy. Whether used as a wired smart thermostat or wireless, it’s ideal for anyone who prefers physical controls with smart backup
RELIABLE HEATING CONTROL EVEN WITHOUT WI-FI - Habi keeps your heating and hot water running even if the Wi-Fi goes down. The thermostat & receiver connect locally for stable, always-on performance. No hub, no subscription, a dependable wireless heating thermostat powered by secure Thread technology
HOT WATER & HEATING CONTROL WITH DUAL RELAY - Unlike many smart thermostats, Habi gives you separate control of heating & stored hot water. Ideal for UK homes with hot water tanks or cylinders, and supports heating controls for combi boiler systems including S-Plan and Y-Plan wiring setups
TRUSTED SMART HOME BRAND WITH UK SUPPORT - Habi is a global smart home brand with in-house engineering and manufacturing. Backed by UK-based customer service, local warranty coverage and a growing retail presence, it’s a smart heating choice that’s built to last
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9.7
Exceptional
Check Price
9.7
Exceptional
Habi
Habi Smart Thermostat - Wireless Heating Thermostat Kit Smart Heating Controller & Boiler Receiver. Works With Alexa, Google, App Controlled Central Heating & Hot Water Ideal For Combi Boilers
Check Price
Show More
Why we love it
Smart, sleek, modern design.
Compatible with various heating systems.
Easy app and voice control.
Main Highlights
SMART, SLEEK AND EASY TO INSTALL - A wireless smart thermostat designed for modern UK homes, combining a clear LED display with fast setup & intuitive control. Manage your central heating & hot water via the Habi app or manual dial, a smart home thermostat you can rely on
HIGHLY COMPATIBLE HEATING CONTROL - Works with combi, system and traditional boilers, plus heat pumps, zone valves, circulation pumps & electric or infrared heaters. Ideal for anyone upgrading to a smart thermostat for combi boiler systems or installing smart heating controls
SEAMLESS APP & VOICE CONTROL WITH WI-FI CONNECTIVITY - Control your heating and hot water using the Habi app or your voice via Alexa, Google Home, Apple HomeKit or SmartThings. This Wi-Fi thermostat is Matter enabled for fast, reliable pairing, no hub or complex setup needed
INCLUDES SMART HEATING THERMOSTAT AND RECEIVER - This complete smart heating controller kit includes a wireless thermostat & dual-relay boiler receiver for control of heating & hot water. Comes with mounting hardware, 2×AA batteries and customer support. Ideal as a thermostat for combi boiler setups
ENERGY SAVING HEATING THERMOSTAT TO REDUCE BILLS - This smart thermostat uses advanced ITLC load compensation to optimise boiler efficiency, cut energy waste, and help lower your heating bills. A smarter, greener heating thermostat for combi boilers and traditional systems
CUSTOM SCHEDULING FROM ANYWHERE VIA APP - Set daily or weekly heating routines in the Habi app and adjust them remotely anytime. This smart thermostat for home supports multiple users, giving everyone in the household easy access to control heating and hot water via their phone
PRECISE MANUAL TEMPERATURE CONTROL WITH LED DIAL - The smooth-turn dial and clear LED display let you fine-tune your room temperature with 0.5°C accuracy. Whether used as a wired smart thermostat or wireless, it’s ideal for anyone who prefers physical controls with smart backup
RELIABLE HEATING CONTROL EVEN WITHOUT WI-FI - Habi keeps your heating and hot water running even if the Wi-Fi goes down. The thermostat & receiver connect locally for stable, always-on performance. No hub, no subscription, a dependable wireless heating thermostat powered by secure Thread technology
HOT WATER & HEATING CONTROL WITH DUAL RELAY - Unlike many smart thermostats, Habi gives you separate control of heating & stored hot water. Ideal for UK homes with hot water tanks or cylinders, and supports heating controls for combi boiler systems including S-Plan and Y-Plan wiring setups
TRUSTED SMART HOME BRAND WITH UK SUPPORT - Habi is a global smart home brand with in-house engineering and manufacturing. Backed by UK-based customer service, local warranty coverage and a growing retail presence, it’s a smart heating choice that’s built to last
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Value for Money
2
LavaTap Pro Honeywell Wireless Programmable Thermostat CM927 CM921 CM727 Replacement Central Heating Programmer Boiler Plus Compliant, White, Standard
LavaTap
22% Off
Why we love it
Seamless replacement for various models.
Maintains program after battery removal.
Features intelligent heating control.
Main Highlights
Made and supported by Honeywell (Resideo)
Easy replacement for Honeywell CM927 CM921 CM727 CMS727 CMT727 CMS921 CMS927
Pre-bound for wireless communication or can be bound to Honeywell BDR91 relay box - Video instructions included via QR code
Replacement unit for the older versions of CM721 CMS721 CM727 CMS727 CMS727E1016 CM927 CM921 CMS927 CMS927B1049 Wireless Room Thermostat & Receiver Replacement unit for the older versions of CM721 CMS721 CM727 CMS727 CMS727E1016 CM927 CM921 CMS927 CMS927B1049 Wireless Room Thermostat & Receiver
Built-in memory retains user program – even following battery removal
7 day programmer / 4 time schedules per day / Intelligent heating control / Boiler Plus compliant to meet current Part L building regulations
Comes with wireless programmable thermostat, relay box, table stand, AA batteries and instructions
Mounting type: Wall Mount
Item shape: Rectangular
Control type: Button Control
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9.6
Superb
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9.6
Superb
LavaTap
LavaTap Pro Honeywell Wireless Programmable Thermostat CM927 CM921 CM727 Replacement Central Heating Programmer Boiler Plus Compliant, White, Standard
22% Off
Check Price
Show More
Why we love it
Seamless replacement for various models.
Maintains program after battery removal.
Features intelligent heating control.
Main Highlights
Made and supported by Honeywell (Resideo)
Easy replacement for Honeywell CM927 CM921 CM727 CMS727 CMT727 CMS921 CMS927
Pre-bound for wireless communication or can be bound to Honeywell BDR91 relay box - Video instructions included via QR code
Replacement unit for the older versions of CM721 CMS721 CM727 CMS727 CMS727E1016 CM927 CM921 CMS927 CMS927B1049 Wireless Room Thermostat & Receiver Replacement unit for the older versions of CM721 CMS721 CM727 CMS727 CMS727E1016 CM927 CM921 CMS927 CMS927B1049 Wireless Room Thermostat & Receiver
Built-in memory retains user program – even following battery removal
7 day programmer / 4 time schedules per day / Intelligent heating control / Boiler Plus compliant to meet current Part L building regulations
Comes with wireless programmable thermostat, relay box, table stand, AA batteries and instructions
Mounting type: Wall Mount
Item shape: Rectangular
Control type: Button Control
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3
7-Day 2 Channel Central Heating & Hot Water Programmer Timer Replacement for Honeywell ST9400C – Dual Channel Wired Boiler Controller and Heating Timer
Hulthor
4% Off
Why we love it
Compatible with various Honeywell systems.
Flexible dual channel scheduling options.
User-friendly display and controls.
Main Highlights
Compatible With Multiple Honeywell Programmers - Works with systems using Honeywell ST9400C, ST699, ST799 and ST7100 wiring layouts, making it a suitable alternative boiler programmer for central heating and hot water control.
Independent Heating and Hot Water Scheduling - Dual channel design allows separate on/off times for heating and hot water, providing flexibility for different household usage patterns compared to single-channel timers.
7-Day Programmable Heating Timer - Supports fully programmable daily or weekly schedules with up to three on/off periods per day, allowing precise control of boiler operation and reducing unnecessary energy use.
Clear Display and Simple User Interface - Large, easy-read LCD and intuitive control buttons make adjusting heating schedules, reviewing settings, and making quick changes straightforward for homeowners or installers.
Wired Central Heating and Boiler System Compatibility - Suitable for most wired boilers and central heating systems requiring a programmable timer or heating controller, including combi, system and heat-only boiler setups.
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9.5
Superb
Check Price
9.5
Superb
Hulthor
7-Day 2 Channel Central Heating & Hot Water Programmer Timer Replacement for Honeywell ST9400C – Dual Channel Wired Boiler Controller and Heating Timer
4% Off
Check Price
Show More
Why we love it
Compatible with various Honeywell systems.
Flexible dual channel scheduling options.
User-friendly display and controls.
Main Highlights
Compatible With Multiple Honeywell Programmers - Works with systems using Honeywell ST9400C, ST699, ST799 and ST7100 wiring layouts, making it a suitable alternative boiler programmer for central heating and hot water control.
Independent Heating and Hot Water Scheduling - Dual channel design allows separate on/off times for heating and hot water, providing flexibility for different household usage patterns compared to single-channel timers.
7-Day Programmable Heating Timer - Supports fully programmable daily or weekly schedules with up to three on/off periods per day, allowing precise control of boiler operation and reducing unnecessary energy use.
Clear Display and Simple User Interface - Large, easy-read LCD and intuitive control buttons make adjusting heating schedules, reviewing settings, and making quick changes straightforward for homeowners or installers.
Wired Central Heating and Boiler System Compatibility - Suitable for most wired boilers and central heating systems requiring a programmable timer or heating controller, including combi, system and heat-only boiler setups.
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4
LavaTap Pro Controls 7 Day 2 Channel Heating Programmer Direct Replacement for Honeywell ST9400C Heating Hot Water Control Compatible with Honeywell ST699 ST799 ST7100, White
LavaTap
8% Off
Why we love it
Easy installation and replacement.
Flexible programming options available.
Reliable Honeywell support provided.
Main Highlights
Direct replacement for Honeywell ST9400C without changing cables simply clip onto the ST9400C back plate
Can also replace Honeywell ST699 ST799 ST7100 ST6200 ST6300 ST6400 with easy wiring change on the back panel
7 day 2 channel programmer for heating and hot water with 3 on/off periods per day
Manufactured and supported by Honeywell direct phone technical support
Factory pre-programmed scheduling options with 3 independent heating and hot water periods per day and 7 days of programming including holiday, party and boost mode
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9.4
Superb
Check Price
9.4
Superb
LavaTap
LavaTap Pro Controls 7 Day 2 Channel Heating Programmer Direct Replacement for Honeywell ST9400C Heating Hot Water Control Compatible with Honeywell ST699 ST799 ST7100, White
8% Off
Check Price
Show More
Why we love it
Easy installation and replacement.
Flexible programming options available.
Reliable Honeywell support provided.
Main Highlights
Direct replacement for Honeywell ST9400C without changing cables simply clip onto the ST9400C back plate
Can also replace Honeywell ST699 ST799 ST7100 ST6200 ST6300 ST6400 with easy wiring change on the back panel
7 day 2 channel programmer for heating and hot water with 3 on/off periods per day
Manufactured and supported by Honeywell direct phone technical support
Factory pre-programmed scheduling options with 3 independent heating and hot water periods per day and 7 days of programming including holiday, party and boost mode
Show More
5
LavaTap Pro Honeywell Wired Programmable Thermostat CM907 CM901 CM707 CM701 Replacement Central Heating 7 Day Programmer Boiler Plus Compliant
LavaTap
Why we love it
Simple replacement for Honeywell thermostats.
Powered by AA batteries.
Dedicated Honeywell technical support.
Main Highlights
Easy replacement for Honeywell CM907 CM901 CM707 CM701 Thermostats
Hardwired to boiler and powered by 2 x AA batteries
Made and supported by Honeywell (Resideo) with dedicated technical support number
Uses Honeywell ABC wiring terminal labelling for simple replacement
7 day programmer / 4 time schedules per day / Intelligent heating control / Boiler Plus compliant to meet current Part L building regulations
Show More
9.4
Superb
Check Price
9.4
Superb
LavaTap
LavaTap Pro Honeywell Wired Programmable Thermostat CM907 CM901 CM707 CM701 Replacement Central Heating 7 Day Programmer Boiler Plus Compliant
Check Price
Show More
Why we love it
Simple replacement for Honeywell thermostats.
Powered by AA batteries.
Dedicated Honeywell technical support.
Main Highlights
Easy replacement for Honeywell CM907 CM901 CM707 CM701 Thermostats
Hardwired to boiler and powered by 2 x AA batteries
Made and supported by Honeywell (Resideo) with dedicated technical support number
Uses Honeywell ABC wiring terminal labelling for simple replacement
7 day programmer / 4 time schedules per day / Intelligent heating control / Boiler Plus compliant to meet current Part L building regulations
Show More
6
Center RF Wireless 7-Day 5/2 Day Programmable Room Thermostat White - Boiler Plus Compliant - Minimalistic and Modern design - Battery powered
CENTER
Why we love it
Minimalistic and modern design.
Ultimate installation flexibility included.
Maximises energy savings effortlessly.
Main Highlights
Minimalistic and modern design - discreetly blends-in to any type of home.Boiler Plus Compliant.Adaptive control function – accurately and efficiently helps maintain the required temperature setting.Optimum start & stop technology – drastically increases the efficiency of your heating system.Factory pre-bound to the RF receiver unit – allows for simple, fuss-free installation
Wall-mounting backplate and table stand included allows for the ultimate installation flexibility.Large back-lit LCD display with time and temperature makes it easy to read current and desired temperature setting.Simple and ergonomic user interface with only 5 buttons – makes it very easy to use and setup heating programmes
7-day & 5/2 day heating program to match your lifestyle, whilst maximising energy savings.Choice of up to 4 independent temperature periods per day with a copy function
Battery powered (with low-power indicator).'Active’/‘In use’ confirmation makes it easy to identify if the heating is on or off
24-hr and 12-hr clock display format option.Built-in memory holds the user program indefinitely. ErP: Class IV (+2%), (EU) 811/2013
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9.2
Superb
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9.2
Superb
CENTER
Center RF Wireless 7-Day 5/2 Day Programmable Room Thermostat White - Boiler Plus Compliant - Minimalistic and Modern design - Battery powered
Check Price
Show More
Why we love it
Minimalistic and modern design.
Ultimate installation flexibility included.
Maximises energy savings effortlessly.
Main Highlights
Minimalistic and modern design - discreetly blends-in to any type of home.Boiler Plus Compliant.Adaptive control function – accurately and efficiently helps maintain the required temperature setting.Optimum start & stop technology – drastically increases the efficiency of your heating system.Factory pre-bound to the RF receiver unit – allows for simple, fuss-free installation
Wall-mounting backplate and table stand included allows for the ultimate installation flexibility.Large back-lit LCD display with time and temperature makes it easy to read current and desired temperature setting.Simple and ergonomic user interface with only 5 buttons – makes it very easy to use and setup heating programmes
7-day & 5/2 day heating program to match your lifestyle, whilst maximising energy savings.Choice of up to 4 independent temperature periods per day with a copy function
Battery powered (with low-power indicator).'Active’/‘In use’ confirmation makes it easy to identify if the heating is on or off
24-hr and 12-hr clock display format option.Built-in memory holds the user program indefinitely. ErP: Class IV (+2%), (EU) 811/2013
Show More
7
Heatmiser NeoStat V2 Smart Thermostat – Sapphire Black – For Wet Central Heating, Wet UFH & Hot Water Timer (Not Electric UFH) – Programmable Heating Control, NeoHub Required For App
LavaTap
Why we love it
Precise heating for ultimate comfort.
Saves energy and reduces bills.
Smart features enhance user experience.
Main Highlights
Precise temperature control: The Heatmiser Neo Stat V2 ensures accurate heating regulation for consistent comfort and reduced energy waste across your home
Smart scheduling: Built-in 7 day, 5/2 day, and 24 hour programming lets you match heating to your lifestyle, improving efficiency and cutting bills
NeoHub required for smart features: Without a NeoHub this unit works only as a local programmable thermostat/timer. Smart app control, remote access, and multi-zone management require pairing with a Heatmiser NeoHub (sold separately)
Voice and smart home integration: Compatible with voice assistants, IFTTT, and geolocation for hands-free control and smart heating automation
Quick installation & modern design: Slim wall-mounted unit with a sleek glass fascia, designed for fast installation and a clean modern look
Energy saving performance: Intelligent management helps lower heating costs while supporting central heating, wet underfloor heating, and hot water systems (not electric UFH)
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9.0
Superb
Check Price
9.0
Superb
LavaTap
Heatmiser NeoStat V2 Smart Thermostat – Sapphire Black – For Wet Central Heating, Wet UFH & Hot Water Timer (Not Electric UFH) – Programmable Heating Control, NeoHub Required For App
Check Price
Show More
Why we love it
Precise heating for ultimate comfort.
Saves energy and reduces bills.
Smart features enhance user experience.
Main Highlights
Precise temperature control: The Heatmiser Neo Stat V2 ensures accurate heating regulation for consistent comfort and reduced energy waste across your home
Smart scheduling: Built-in 7 day, 5/2 day, and 24 hour programming lets you match heating to your lifestyle, improving efficiency and cutting bills
NeoHub required for smart features: Without a NeoHub this unit works only as a local programmable thermostat/timer. Smart app control, remote access, and multi-zone management require pairing with a Heatmiser NeoHub (sold separately)
Voice and smart home integration: Compatible with voice assistants, IFTTT, and geolocation for hands-free control and smart heating automation
Quick installation & modern design: Slim wall-mounted unit with a sleek glass fascia, designed for fast installation and a clean modern look
Energy saving performance: Intelligent management helps lower heating costs while supporting central heating, wet underfloor heating, and hot water systems (not electric UFH)
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8
Timeguard TRT039N 7 Day Digital Heating Programmer – 4 Channel
Timeguard
5% Off
Why we love it
Independent control for versatility.
Stylish design enhances aesthetics.
Easy-to-read illuminated display.
Main Highlights
4 independently timed channels – hot water and 3 separate heating zones.
Suitable for fully pumped systems.
Stylish design with pull down flap for programming.
3 different time periods (5 day plus 2 or 7 day).
Easy view 12 hour am/pm or 24 hour clock/timer display illuminated on setting.
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8.9
Excellent
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8.9
Excellent
Timeguard
Timeguard TRT039N 7 Day Digital Heating Programmer – 4 Channel
5% Off
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Show More
Why we love it
Independent control for versatility.
Stylish design enhances aesthetics.
Easy-to-read illuminated display.
Main Highlights
4 independently timed channels – hot water and 3 separate heating zones.
Suitable for fully pumped systems.
Stylish design with pull down flap for programming.
3 different time periods (5 day plus 2 or 7 day).
Easy view 12 hour am/pm or 24 hour clock/timer display illuminated on setting.
Show More
9
Plumbhub-Wireless Programmable Thermostat Replacement for CM927 CM921 CM727 CM721 CMS927B1049 with Relay Box Central Heating Programmer - White
Plumbhub Plumbing and Heating Supplies
5% Off
Why we love it
Programmable for energy savings.
Easy and intuitive controls.
Accurate whole-home temperature.
Main Highlights
Programmable Thermostat: This digital thermostat allows you to set your desired temperature and schedule for optimal comfort and energy savings.
Easy Operation: The intuitive controls and clear display make it simple to adjust the temperature or program settings.
Wireless Remote Sensor: The included wireless sensor detects the temperature in another room for more accurate whole-home heating or cooling.
Replacement unit for the older versions of CM721 CMS721 CM727 CMS727 CMS727E1016 CM927 CM921 CMS927 CMS927B1049 Wireless Room Thermostat & Receiver
Energy Efficient: By programming the thermostat to your schedule, you can reduce energy consumption and lower utility bills.
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8.8
Excellent
Check Price
8.8
Excellent
Plumbhub Plumbing and Heating Supplies
Plumbhub-Wireless Programmable Thermostat Replacement for CM927 CM921 CM727 CM721 CMS927B1049 with Relay Box Central Heating Programmer - White
5% Off
Check Price
Show More
Why we love it
Programmable for energy savings.
Easy and intuitive controls.
Accurate whole-home temperature.
Main Highlights
Programmable Thermostat: This digital thermostat allows you to set your desired temperature and schedule for optimal comfort and energy savings.
Easy Operation: The intuitive controls and clear display make it simple to adjust the temperature or program settings.
Wireless Remote Sensor: The included wireless sensor detects the temperature in another room for more accurate whole-home heating or cooling.
Replacement unit for the older versions of CM721 CMS721 CM727 CMS727 CMS727E1016 CM927 CM921 CMS927 CMS927B1049 Wireless Room Thermostat & Receiver
Energy Efficient: By programming the thermostat to your schedule, you can reduce energy consumption and lower utility bills.
Show More
10
Salus RT510RF/TX 5/2-Day Wireless Programmable Thermostat Central Heating Control
Salus
Why we love it
Efficient same day dispatch.
Free first class delivery.
Reliable one-year replacement guarantee.
Main Highlights
Manual mode on thermostat to disable schedule
Pre-paired wireless communication, so no more dip switches!
Heating Boost mode
Receiver manual override switch
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8.7
Excellent
Check Price
8.7
Excellent
Salus
Salus RT510RF/TX 5/2-Day Wireless Programmable Thermostat Central Heating Control
Check Price
Show More
Why we love it
Efficient same day dispatch.
Free first class delivery.
Reliable one-year replacement guarantee.
Main Highlights
Manual mode on thermostat to disable schedule
Pre-paired wireless communication, so no more dip switches!
Heating Boost mode
Receiver manual override switch
Show More