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Water Treatment
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Shop our range of easy to use water treatments, suitable for use in all systems. Choose from a selection of cleaners, descalers and inhibitors, in sizes up to 5L.
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4.8 (13 reviews)
Sentinel X100 Central Heating System Scale Inhibitor Cleaner 1L X100L-12X1L-G...
Retail price
£23.03
each£19.19 ex. vat
Trade price
£19.69
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5 (4 reviews)
Sentinel X800 Jetflo Cleaner 1L
Retail price
£27.54
each£22.95 ex. vat
Trade price
£23.54
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5 (1 review)
Sentinel x 400 Sludge Remover 1L
Retail price
£23.48
each£19.57 ex. vat
Trade price
£20.26
Inc. VAT
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Sentinel X300 Universal Cleanser 1L
Retail price
£21.01
each£17.51 ex. vat
Trade price
£17.98
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Fernox F3 Central Heating Cleaner 500ml
Retail price
£22.44
each£18.70 ex. vat
Trade price
£19.55
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5 (1 review)
Adey MC3+ Cleaner 500ml CH1-03-01670
Retail price
£26.22
each£21.85 ex. vat
Trade price
£24.91
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4.7 (7 reviews)
Saniflo 5 Litre Descaler
Retail price
£32.94
each£27.45 ex. vat
Trade price
£28.16
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Sentinel R600 Thermal Fluid 20L
Retail price
£369.90
each£308.25 ex. vat
Trade price
£351.40
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Showing 1—8 items of 8
Honeywell Sundial RF2 Pack 3
Sundial RF 2 Pack 3 contains a wireless enabled programmer (ST9420C), a wireless thermostat (DT92E), and a wireless cylinder thermostat (CS92A). In a stored hot water heating system which has no room thermostat or cylinder thermostat the existing wiring can be used to provide Boiler Interlock by fitting Sundial RF 2 Pack 3.
£401.36 each (Inc. VAT)
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.
£426.34 each (Inc. VAT)
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.
£40.85 each (Inc. VAT)
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
£199.98 each (Inc. VAT)