DIY accessories

90.1% A The Greenstar i Junior boiler series is part of a market-leading range of energy-saving condensing gas-fired boilers from Worcester. They can cut heating and hot water bills by between 15-20% - and they're up to 30% cheaper to run than an older boiler. Greenstar condensing boilers deliver this energy-saving performance by recycling exhaust gases to extract and re-use latent heat - a highly efficient use of energy which also significantly reduces carbon dioxide in the atmosphere. SEDBU... less info

90.1% A The Greenstar i Junior boiler series is part of a market-leading range of energy-saving condensing gas-fired boilers from Worcester. They can cut heating and hot water bills by between 15-2... more info

90.1% A The Greenstar CDi boiler series is part of a market-leading range of energy-saving condensing gas-fired boilers from Worcester. They can cut heating and hot water bills by between 15-20% - and they're up to 30% cheaper to run than an older boiler. Greenstar condensing boilers deliver this energy-saving performance by recycling exhaust gases to extract and re-use latent heat - a highly efficient use of energy which also significantly reduces carbon dioxide in the atmosphere. SEDBUK* A-... less info

90.1% A The Greenstar CDi boiler series is part of a market-leading range of energy-saving condensing gas-fired boilers from Worcester. They can cut heating and hot water bills by between 15-20% - ... more info

90.1% A The Greenstar CDi boiler series is part of a market-leading range of energy-saving condensing gas-fired boilers from Worcester. They can cut heating and hot water bills by between 15-20% - and they're up to 30% cheaper to run than an older boiler. Greenstar condensing boilers deliver this energy-saving performance by recycling exhaust gases to extract and re-use latent heat - a highly efficient use of energy which also significantly reduces carbon dioxide in the atmosphere. SEDBUK* A-... less info

90.1% A The Greenstar CDi boiler series is part of a market-leading range of energy-saving condensing gas-fired boilers from Worcester. They can cut heating and hot water bills by between 15-20% - ... more info

90% A The Greenstar CDi System boiler is part of a market-leading range of energy-saving condensing gas-fired boilers from Worcester. It can cut heating and hot water bills by between 15-20% - and they're up to 30% cheaper to run than an older boiler. Greenstar condensing boilers deliver this energy-saving performance by recycling exhaust gases to extract and re-use latent heat - a highly efficient use of energy which also significantly reduces carbon dioxide in the atmosphere. SEDBUK* A-rate... less info

90% A The Greenstar CDi System boiler is part of a market-leading range of energy-saving condensing gas-fired boilers from Worcester. It can cut heating and hot water bills by between 15-20% - and ... more info

90.1% A The Greenstar CDi boiler series is part of a market-leading range of energy-saving condensing gas-fired boilers from Worcester. They can cut heating and hot water bills by between 15-20% - and they're up to 30% cheaper to run than an older boiler. Greenstar condensing boilers deliver this energy-saving performance by recycling exhaust gases to extract and re-use latent heat - a highly efficient use of energy which also significantly reduces carbon dioxide in the atmosphere. SEDBUK* A-... less info

90.1% A The Greenstar CDi boiler series is part of a market-leading range of energy-saving condensing gas-fired boilers from Worcester. They can cut heating and hot water bills by between 15-20% - ... more info

90.1% A The Greenstar CDi boiler series is part of a market-leading range of energy-saving condensing gas-fired boilers from Worcester. They can cut heating and hot water bills by between 15-20% - and they're up to 30% cheaper to run than an older boiler. Greenstar condensing boilers deliver this energy-saving performance by recycling exhaust gases to extract and re-use latent heat - a highly efficient use of energy which also significantly reduces carbon dioxide in the atmosphere. SEDBUK* A-... less info

90.1% A The Greenstar CDi boiler series is part of a market-leading range of energy-saving condensing gas-fired boilers from Worcester. They can cut heating and hot water bills by between 15-20% - ... more info

90.1% A The Greenstar CDi boiler series is part of a market-leading range of energy-saving condensing gas-fired boilers from Worcester. They can cut heating and hot water bills by between 15-20% - and they're up to 30% cheaper to run than an older boiler. Greenstar condensing boilers deliver this energy-saving performance by recycling exhaust gases to extract and re-use latent heat - a highly efficient use of energy which also significantly reduces carbon dioxide in the atmosphere. SEDBUK* A-... less info

90.1% A The Greenstar CDi boiler series is part of a market-leading range of energy-saving condensing gas-fired boilers from Worcester. They can cut heating and hot water bills by between 15-20% - ... more info

Advanced range of high efficiency condensing combination boilers with NEW inbuilt digital programmer and stainless steel heat exchanger. Based on 4th generation technology the Ultracom cxi is built with tried and tested components providing you with proven reliability, exceptional efficiency and ease of installation including being able to install and commission the appliance without removing the case. The stylish inbuilt back-lit digital controls provide 7 day or 24-hour control of the centr... less info

Advanced range of high efficiency condensing combination boilers with NEW inbuilt digital programmer and stainless steel heat exchanger. Based on 4th generation technology the Ultracom cxi is built... more info

The Esprit HE We listened to hundreds of independent installers from across the country telling us what they needed from a domestic boiler - and then we designed the Ideal Esprit HE combination boiler! See Esprit HE : Features and Benefits Satisfaction Everything about the Ideal Esprit has been intended to fulfil the needs of installers and end users to provide total satisfaction - because a happy customer is a repeat customer. That means more business for you, the installer, from service and... less info

The Esprit HE We listened to hundreds of independent installers from across the country telling us what they needed from a domestic boiler - and then we designed the Ideal Esprit HE combination boi... more info

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. The V4073A Mid-position Diverter Valve should be used in conjunction with a room thermostat and cylinder thermostat to provide full temperature control of a conventional, fully pumped central heating installation. When used in this way, the control system is known as ... less info

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... more info

90.1% A The Greenstar CDi boiler series is part of a market-leading range of energy-saving condensing gas-fired boilers from Worcester. They can cut heating and hot water bills by between 15-20% - and they're up to 30% cheaper to run than an older boiler. Greenstar condensing boilers deliver this energy-saving performance by recycling exhaust gases to extract and re-use latent heat - a highly efficient use of energy which also significantly reduces carbon dioxide in the atmosphere. SEDBUK* A-... less info

90.1% A The Greenstar CDi boiler series is part of a market-leading range of energy-saving condensing gas-fired boilers from Worcester. They can cut heating and hot water bills by between 15-20% - ... more info

The V4043 series of two port Motorised Valves has a wide range of flow control applications in domestic and light commercial central heating systems. The V4043H normally closed models have end switches for electrical control of pump and/or boiler.  Features: Motor open Spring return action Manual lever for filling & draining the system Powerhead replaceable without draining down Potential free end switch for electrical control of pump and/or boiler Quiet operation, minimal power consumption less info

The V4043 series of two port Motorised Valves has a wide range of flow control applications in domestic and light commercial central heating systems. The V4043H normally closed models have end swit... more info

  90.4% A The Greenstar Highflow 440CDi boiler is a market leading energy-saving floor standing combi. It can deliver 20 litres of domestic hot water per minute, making the appliance ideally suited for use in large sized family homes, incorporating up to three bathrooms. Greenstar condensing boilers deliver this energy-saving performance by recycling exhaust gases to extract and re-use latent heat - a highly efficient use of energy which also significantly reduces carbon dioxide in the atmosp... less info

  90.4% A The Greenstar Highflow 440CDi boiler is a market leading energy-saving floor standing combi. It can deliver 20 litres of domestic hot water per minute, making the appliance ideally suited... more info

90.1% A The Greenstar CDi boiler series is part of a market-leading range of energy-saving condensing gas-fired boilers from Worcester. They can cut heating and hot water bills by between 15-20% - and they're up to 30% cheaper to run than an older boiler. Greenstar condensing boilers deliver this energy-saving performance by recycling exhaust gases to extract and re-use latent heat - a highly efficient use of energy which also significantly reduces carbon dioxide in the atmosphere. SEDBUK* A-... less info

90.1% A The Greenstar CDi boiler series is part of a market-leading range of energy-saving condensing gas-fired boilers from Worcester. They can cut heating and hot water bills by between 15-20% - ... more info

Provides long term protection of domestic central heating systems against internal corrosion, limescale formation and bacterial contamination. Prevents corrosion of all metals. Use on all types of boilers, radiators and pipework systems. Non-toxic. Stops Frequent Venting of RadiatorsPrevents Bacterial Contamination10 Year Manufacturer's Guarantee * Stops Frequent Venting of Radiators * Prevents Bacterial Contamination * 10 Year Manufacturer's Guarantee Screwfix less info

Provides long term protection of domestic central heating systems against internal corrosion, limescale formation and bacterial contamination. Prevents corrosion of all metals. Use on all types of ... more info

DT20RF digital RF thermostat with twin channel programmer (MK 2) The DT20RF controls the times and temperatures of your heating and hot water. You can set 3 different time periods per day for your central heating and these can be different on each day of the week. You can choose your target room temperature which will be the same for all time periods. There are 2 parts to this control - a transmitter and receiver. They use radio frequency (RF) to communicate which means there is no additional... less info

DT20RF digital RF thermostat with twin channel programmer (MK 2) The DT20RF controls the times and temperatures of your heating and hot water. You can set 3 different time periods per day for your ... more info

  90.3% A The Greenstar FS CDi regular boiler series is part of a market-leading range of energy-saving condensing floor standing gas-fired boilers from Worcester. They have an average efficiency of over 90%, efficiently producing heat for your heating and/or hot water system. Greenstar condensing boilers deliver this energy-saving performance by recycling exhaust gases to extract and re-use latent heat - a highly efficient use of energy which also significantly reduces carbon dioxide in the ... less info

  90.3% A The Greenstar FS CDi regular boiler series is part of a market-leading range of energy-saving condensing floor standing gas-fired boilers from Worcester. They have an average efficiency o... more info

90.1% A The Greenstar i Junior boiler series is part of a market-leading range of energy-saving condensing gas-fired boilers from Worcester. They can cut heating and hot water bills by between 15-20% - and they're up to 30% cheaper to run than an older boiler. Greenstar condensing boilers deliver this energy-saving performance by recycling exhaust gases to extract and re-use latent heat - a highly efficient use of energy which also significantly reduces carbon dioxide in the atmosphere. SEDBU... less info

90.1% A The Greenstar i Junior boiler series is part of a market-leading range of energy-saving condensing gas-fired boilers from Worcester. They can cut heating and hot water bills by between 15-2... more info

Advanced range of high efficiency condensing Open Vent boilers with NEW inbuilt digital programmer and stainless steel heat exchanger (PLEASE NOTE FOR DIGITAL PROGRAMMER TO FUNTION YOU MUST ALSO PURCHSE 109247 GLOW-WORM OPTIONS BOARD 20046772) Based on 4th generation technology the Ultracom hxi is built with tried and tested components providing you with proven reliability, exceptional efficiency and ease of installation including being able to install and commission the appliance without rem... less info

Advanced range of high efficiency condensing Open Vent boilers with NEW inbuilt digital programmer and stainless steel heat exchanger (PLEASE NOTE FOR DIGITAL PROGRAMMER TO FUNTION YOU MUST ALSO PU... more info

275ml. A unique, life-long system treatment for the elimination of limescale and boiler noise. Safe to use in all types of indirect central heating systems. Non-acidic. Apply using a caulk gun via bleed valve or filling loop. 1 tube treats a typical domestic heating system. Restores Boiler EfficiencyEliminates KettlingNo Need to Flush - Stays in System * Restores Boiler Efficiency * Eliminates Kettling * No Need to Flush - Stays in System Screwfix less info

275ml. A unique, life-long system treatment for the elimination of limescale and boiler noise. Safe to use in all types of indirect central heating systems. Non-acidic. Apply using a caulk gun via ... more info