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Climastat room thermostat
- Easy to use
- Extra low voltage
- Simple & discreet 2 wire connection
- Polarity not important
Hydracyl
Single Coil Cylinder for Boilers
- High grade stainless steel cylinder with laser welded seams
- High recovery heating coil - just 20 minutes
- Glow-worm 2 year guarantee
- 25 Year Warranty on cylinder shell. (Subject to water quality, correct installation and annual servicing)
Passive Flue Gas Heat Recovery System by Glow-worm
- Improves hot water efficiency
- Increases boiler efficiency
- Reduces bills
- Easily fitted
Hydracyl-HP
Cylinder range designed especially for Heat Pumps
- 25 year guarantee for the main cylinder
- Easy wipe clean surfaces
- Can produce a flow temperature reaching 63°C making heat up times even better
- Typical heat up are as quick as 39 mins
- Maximum performance with minimum fuel costs
Wireless Outdoor Sensor
- Wireless weather compensation sensor using inbuilt PV cells
- Enables weather compensation when paired with Climapro₂ RF & Climapro 1 RF
- Works on indirect sunlight which re-charges the small PV cells
- Simple and quick to install
Energy LPG combi boiler
ErP A rated small combi boiler
- Cupboard fit
- Highly efficient for lower running costs
- Instant hot water supply
- FREE 7 year guarantee out of the box with option to extend*
Smart Wiring Centre 2
Intelligent wiring centre
- Allows Glow-worm intelligent controls to be used with Ultracom and Flexicom heat only and system appliances
- Can control up to two heating zones and one domestic hot water zone
- Simple colour-coded connectors for easy wiring and installation*
Climapro₂ RF
- Two channel wireless programmable room thermostat
- Backlit display provides advanced user control and functionality
- Capable of room and weather compensation*
- Simple to use handheld unit
Outdoor Weather Sensor
- Wired weather compensation sensor
- Simple and discreet
- Room temperature
Climastat
Thermostat by Glow-worm
- Easy to use
- Extra low voltage
- Simple & discreet 2 wire connection
- Polarity not important
Fault Finding Codes
Fault finding codes for the Ultracom cxi range
Fault finding codes for the Ultracom cxi range Codes Description F1 Ignition fault F3 Fan unable to reach ignition speed F4 Ignition fault F5 Overheat Fault F6 Central heating flow thermistor F9 Water pressure sensor fault, blocked flow filter or pump fault F10 Central return flow thermistor F11 Main board connection fault F13 PCB memory or sensing fault F14 Gas valve control defective F15 E-bus voltage failure F22 Low water pressure or ignition temperature rise too slow F25 Circulation fault F...
ErP Labelling Tool
Use Glow-worm's ErP Labelling Tool to create your ErP labels in just a few clicks. Click here to find out about ErP and how Glow-worm can help you.
About Glow-worm
Having produced reliable heating and energy products for over 80 years, Glow-worm are the pioneers of heating solutions in the UK. Read on to find out more on all of our ground-breaking products and services. History Glow-worm is a foundation of the UK energy industry, having originally begun producing boilers back in 1934 at the Derwent Foundry in Derbyshire. For the past 80 years, our entire drive has been focussed towards offering you, our customers, reliable and highly efficient products. I...
How to comply with Boiler Plus
MiGo personal heating assistant MiGo is the smart thermostat and app specifically developed to work with Glow-worm boilers. It can control your heating and hot water from a smartphone device (available on iOS and Android) wherever you are and whenever you require it. It ticks the Boiler Plus box for smart controls, load and weather compensation. Climapro2 RF control Climapro2 is Glow-worm’s most advanced wireless programmable room thermostat. Central heating and hot water can be simply programm...
Boiler Service Fault Finding Codes
Fault finding codes for the Compact e range
Fault finding codes for the Compact e range Symtoms Possible Faults No DHW Check dhw microswitch No C/H Check dhw microswitch if dhw demand led is lit No C/H but boiler is firing Check divertor motor and cartridge Boiler locks out within 10 seconds Check pump proving switch, air pressure switch and overheat stat Poor burner pressure Check burner pressure/ignition adjustment pots on PCB Back to overview
Book your boiler repair with Glow-worm
We’ll repair your boiler for a fixed price, unless uneconomical to do so. Book it now Contact an installer close to your home, or request a callback. Select now Our boiler repair service hotline is available 7 days a week. Get in touch For urgent help Gas Safe registered Well-trained Certified to repair and service Glow-worm boilers and controls Find an Installer Address where the boiler is Boiler model Boiler serial number (found underneath your boiler) Call us easicom boiler Her...
Fault Finding Codes
Fault finding codes for the Xtramax HE range
Fault finding codes for the Xtramax HE range Codes Description F1 Ignition fault F2 Fan F3 Fan F4 Ignition fault F5 Overheat Fault F6 Central heating flow thermistor F7 Domestic hot water thermistor F8 Tank thermistor F9 Water pressure sensor fault (please contact GW technical department for further information) F10 Central return flow thermistor F11 Main board connection fault F12 User interface connection fault F13 PCB memory or sensing fault F14 Gas valve control defective F16 Flame detectio...
Glow-worm - great value easy to use boilers for your home
Over 80 years pedigree manufacturing heating systems All boilers made in the UK at award-winning Derbyshire factory 7-years guarantee on our Energy boiler range for peace of mind Supported by service team with 250 engineers and UK call centre Installed by a network of independent Glow-worm installers Replace boiler Our boilers go through 499 quality checks at the factory to ensure reliability. Find your perfect boiler Delivering instant hot water with easy to use controls. Review our Energy...
PHEX Manchester 2018
The Glow-worm team is getting very excited about PHEX Manchester 2018 on 17th and 18th of October at Old Trafford Stadium in Manchester. On stand 65, the Glow-worm team will be showcasing the brand’s great range of boilers alongside their relevant controls with a simple and eye-catching display. The focus of the messaging at PHEX Manchester 2018 will be our fantastic guarantee offers, which now range from five to 10 years for products registered on the Glow-worm loyalty programme, Club Energy. ...
What is Boiler Plus?
Boiler Plus is an upcoming legislation which will ensure that homes in the UK have efficient heating systems. From April 6th 2018 all new boiler installations require a minimum ErP efficiency of 92% and have time and temperature controls fitted. Combi boilers also require one of four additional criteria to be met to comply. Choosing the best option that works for each home is important as different homes have unique requirements. The criteria options are: Load compensation - Using a control to ...
Guarantee registration
Your Glow-worm guarantee covers you for the repair of any defects related to the manufacture of your Glow-worm appliance. The repair has to be completed by one of our Vaillant Service Engineers* and will cover both parts and labour Your guarantee does not cover defects which are unrelated to the manufacture of the product or a result of misuse. We'll send you the full terms and conditions of the guarantee along with your guarantee confirmation. Alternatively, you can read them here. Terms & con...
Renewable Service
System Design Good designs are incredibly important if you are going to get the highest level of efficiency and pay back from a renewables system. Our expert design service is completely tailored to suit your individual site requirements. Using the latest state of the art CAD technology we provide high quality designs supported by full indemnity cover. Our expert systems technologies team will also provide planning and on site support for the most unique and challenging of renewables projects. ...
Fault Finding Codes
Fault finding codes for the Flexicom sx range
Fault finding codes for the Flexicom sx range Codes Description F1 Ignition fault F3 Fan unable to reach ignition speed F4 Ignition fault F5 Overheat Fault F6 Central heating flow thermistor F7 Domestic hot water thermistor F9 Low water pressure Sensor F10 Central return flow thermistor F11 Flow and or return thermistor fault F13 PCB memory or sensing fault F14 Gas valve control defective F15 E-bus voltage failure F22 Low water pressure or ignition temperature rise too slow F25 Circulation faul...
Fault Finding Codes
Fault finding codes for the CI range
Fault finding codes for the CI range Codes Description F1 Ignition fault F2 Fan/APS F4 Ignition fault F5 Overheat Fault F6 Central heating flow thermistor F7 Domestic hot water thermistor F8 Tank thermistor (N/A For this appliance) F9 Water pressure sensor fault (please contact GW technical department for further information F10 Central return flow thermistor F11 Main board connection fault F12 Connection fault between main pcb and display pcb F13 Main pcb connection fault F14 Central heating f...
51 - 75 of 328 Results