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Discover our collection of programmers to manage heating and hot water levels in your home. Our easy to install programmers ensure ultimate flexibility, comfort and save energy.
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Honeywell ST9400S 1 Day 2 Channel Service Programmer
Product Code: 245816
Honeywell ST9400S 1 Day 2 Channel Service Programmer
Retail price

£146.77

each
£122.31 ex. vat
Trade price
£139.43
Inc. VAT
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Worcester Green Star Comforti 1
Product Code: 957687
Worcester Green Star Comforti 1
Retail price

£193.19

each
£160.99 ex. vat
Trade price
£174.36
Inc. VAT
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T4R Wireless Programmable Thermostat Kit
Product Code: 774350
T4R Wireless Programmable Thermostat Kit
Retail price

£212.56

each
£177.13 ex. vat
Trade price
£191.83
Inc. VAT
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Honeywell Sundial RF2 Pack 3
Product Code: 414325
Honeywell Sundial RF2 Pack 3
Retail price

£405.49

each
£337.91 ex. vat
Trade price
£385.21
Inc. VAT
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T4 Wired Adjustable Programmable Thermostat
5 (1 review)
Product Code: 386209
T4 Wired Adjustable Programmable Thermostat
Retail price

£110.72

each
£92.27 ex. vat
Trade price
£99.94
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Drayton Universal Programmer LP822
5 (2 reviews)
Product Code: 313724
Drayton Universal Programmer LP822
Retail price

£87.04

each
£72.53 ex. vat
Trade price
£78.55
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Honeywell Home 7 Day 2 Channel Programmer ST9400C
5 (1 review)
Product Code: 245815
Honeywell Home 7 Day 2 Channel Programmer ST9400C
Retail price

£111.77

each
£93.14 ex. vat
Trade price
£106.19
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Showing 1—7 items of 7

Related products

Honeywell invents and manufactures technologies that address some of the world’s most critical challenges around energy, safety, security, productivity and global urbanization. We are uniquely positioned to blend physical products with software to support connected systems that improve homes, buildings, factories, utilities, vehicles and aircraft, and that enable a safer, more comfortable and more productive world.
Colour
White
Years Guaranteed
1
Type
Smart Thermostats
Made To Order
N
Brand Name
Honeywell

£422.11

each (Inc. VAT)
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4.8 (13 reviews)
Sentinel X100 Inhibitor provides protection for clean hydronic heating systems against limescale and corrosion. Suitable for use in all types of indirect heating system, Sentinel X100 Inhibitor will extend the life of the system, ensuring maximum efficiency and minimising fuel usage.
Height
190 mm
Width
70 mm
Weight
1.18 kg
Size
1 L
Type
Inhibitors
Made To Order
N
Manufacturer Model No
X100L-12X1L-GB
Brand Name
Sentinel
Range Description
Inhibitor

£21.94

each (Inc. VAT)
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The L641 is a water temperature thermostat designed for surface mounting on domestic hot water cylinders, it is supplied complete with mounting strap for rapid and easy installation, so draining of the system or tapping the cylinder is not necessary.
Depth
54 mm
Height
79 mm
Width
44 mm
Digital or Analogue
Analogue
Voltage
230 V
Wired or Wireless
Wired
Colour
White
Type
Cylinder Thermostat
Manufacturer Model No
L641A1039
Brand Name
Honeywell
Range Description
L641 Range

£41.70

each (Inc. VAT)
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The V4073A Valve has been designed to control the flow of water in domestic central heating systems, where both radiator and hot water cylinder circuits are pumped. It is typically suited for small to medium sized installations
Depth
60 mm
Diameter
28 mm
Height
137 mm
Width
117 mm
Size
28 mm
Maximum Temperature
50 deg
Maximum Pressure
8.60 bar
Number of Ports
3
Material
Brass
Type
Mid-Position Valve
Range Description
Motorised Valves
Brand Name
Honeywell
Manufacturer Model No
V4073A1088/U

£202.06

each (Inc. VAT)
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Honeywell Home ATP921R3100 Evohome Wifi Connected Thermostat Pack
Honeywell Home ATP921R3100 Evohome Wifi Connected Thermostat Pack
Honeywell invents and manufactures technologies that address some of the world’s most critical challenges around energy, safety, security, productivity and global urbanization. We are uniquely positioned to blend physical products with software to support connected systems that improve homes, buildings, factories, utilities, vehicles and aircraft, and that enable a safer, more comfortable and more productive world.
£422.11 each (Inc. VAT)
Sentinel X100 Central Heating System Scale Inhibitor Cleaner 1L X100L-12X1L-GB
Sentinel X100 Central Heating System Scale Inhibitor Cleaner 1L X100L-12X1L-GB
Sentinel X100 Inhibitor provides protection for clean hydronic heating systems against limescale and corrosion. Suitable for use in all types of indirect heating system, Sentinel X100 Inhibitor will extend the life of the system, ensuring maximum efficiency and minimising fuel usage.
£21.94 each (Inc. VAT)
Honeywell Home L641A Cylinder Thermostat
Honeywell Home L641A Cylinder Thermostat
The L641 is a water temperature thermostat designed for surface mounting on domestic hot water cylinders, it is supplied complete with mounting strap for rapid and easy installation, so draining of the system or tapping the cylinder is not necessary.
£41.70 each (Inc. VAT)
Honeywell Home 3 Port Mid Position Valve 28mm
Honeywell Home 3 Port Mid Position Valve 28mm
The V4073A Valve has been designed to control the flow of water in domestic central heating systems, where both radiator and hot water cylinder circuits are pumped. It is typically suited for small to medium sized installations
£202.06 each (Inc. VAT)