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Worcester Greenstar 25Si Combi Gas Boiler ERP 7733600050
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Overview
The all new Worcester Greenstar gas-fired Si Compact is the successor to the Greenstar Si combi boiler. Ideal for apartments and small to medium sized properties with one bathroom, it has a host of performance-enhancing features, including the revolutionary WB7 heat exchanger which enables the appliances to deliver DHW flow rates of 10.2 and 12.3 l/min despite their compact size. The new Greenstar Si Compact has been designed to make installation and commissioning easier and quicker, and comes supplied with a unique wall-mounting jig which enables the installer to quickly pre-plumb all seven pipe connections without the boiler being on the wall. A built in LCD display provides quick and easy operation status and fault diagnosis, providing greater clarity during maintenance and operation.
- Compact and lightweight
- Fits in a standard kitchen cupboard
- User-friendly displays for ease of use
- Hot water can be adjusted to fine tune comfort
- Wide choice of controls enables greater comfort and economy
- Frost protection is included, reducing frost risk if installed in a garage or a loft
- Simple boiler control knobs with clear temperature display
- Low energy pump reduces electrical usage
- Instantaneous hot water, always available
- Achieves an A+ ErP package efficiency rating for heating when installed with a Wave smart internet connected control
Technical specification
ERP Efficiency
0.93
ERP Rating
A
Boiler Type
Combi
Depth
280 mm
Height
978 mm
Width
395 mm
Maximum Horizontal Flue 100mm
6 m
Maximum Horizontal Flue 125mm
15 m
Maximum Vertical Flue 100mm
6 m
Maximum Vertical Flue 125mm
15 m
External or Internal
Internal
DHW Output
25 kW
DHW Flow Rate at 35 Degree Rise
10.2 ltrs / min
DHW Output Min and Max
< 12
SEDBUK SAP 2009 Rating
0.898
SEDBUK SAP 2005 Rating
A
CH Condensing Max Output
24 kW
Heat Output
24 kW
Fuel Type
Natural Gas
Includes
Boiler Only
Noise Level
52 dB
Nox Class
5
Solar Compatible
No
Type
Boiler
Years Guaranteed
5
Registered with the Energy Savings Trust
Yes
Dimension 1
280
Dimension 2
390
Dimension 3
680
Manufacturer Model No
7733600050
Brand Name
Worcester Bosch
Reviews
Worcester Greenstar 25i Combi Gas Boiler Erp 7733600012
The Greenstar i model is available in combi outputs of 25kW and 30kW, and is set to improve water performance in small to medium sized properties with one bathroom. The Greenstar i includes a pre-assembled wall frame with mounting hooks and with the same compact dimensions as the Greenstar i Junior, replacements will be simple. All components within the boiler are serviceable from the front, and there is no requirement to dismount the boiler from the wall to service its expansion vessel, or to break the combustion chamber seal to access the fan. A Benchmark menu within the boiler control software also simplifies completion of the Benchmark logbook. The new boiler contains a larger condensate syphon to tackle the issue of frozen condensate, while the boiler? Heatronic control panel showcases an all-improved interface, with text descriptions or error codes enabling homeowners to communicate their needs more effectively.
£961.09 each (Inc. VAT)
Worcester Greenstar 30kW Combi Gas Boiler ERP 7733600005
The Greenstar i combi boiler builds on the popular features of the market-leading Greenstar i Junior, while introducing a host of improvements based on installer feedback making it better than ever. Improvements on the Worcester Bosch Greenstar 30i 30kW ErP combination boiler include easier controls, higher hot water flow rates, easy installation/maintenance design and excellent energy efficiency. With a full 5 year guarantee on parts and labour, it? an ideal choice.
£1,092.00 each (Inc. VAT)
Worcester Greenstar 36CDI Compact Combi Gas Boiler ERP 7733600056
The Worcester Bosch Greenstar 36CDi ErP Compact Combi Boiler is a small and efficient combi boiler available from Worcester, able to meet high demands without requiring excess space. Suitable for small, medium and large sized properties, this natural gas boiler can deliver outputs of up to 36 kW and flow rates of up to 14.6 l/min and is best suited to properties that demand high outputs from an appliance that can fit within a standard kitchen cupboard. To make installation straightforward, it has a split-jig design and it? environmentally conscious too, with an ?? ErP rating. To suit every heating requirement, this boiler further benefits from highly adjustable controls that make it easy to use and programme, with a clear LCD display and a range of modes. The robust metal mounting jig and built in frost protection provides a strong, long lasting boiler system with simple maintenance and issue diagnostic.
£1,306.80 each (Inc. VAT)
Worcester Greenstar Highflow 550CDI 31kW Gas Boiler ERP 7731600100
The Greenstar Highflow CDi combi boilers are floor-standing. These boilers have been specifically developed for larger two bathroom properties where there is a heavier requirement for heating and hot water. Greenstar Highflow CDi boilers incorporate many of the operating features of Worcester's wall-mounted combis and can be used with mechanical, digital, wireless and new-generation intelligent controls. Like all Greenstar boilers from Worcester, the Highflow series are SEDBUK A-Rated for being over 90% fuel efficient. Not only will this reduce heating bills, but also be a lot kinder to the environment. The Highflow CDi provides a large amount of control over heating systems, including an optimising 7 day programmable room thermostat, separate hot water and central heating temperatures, impressive fault finding diagnostics and a full 24 hour programmable room thermostat.
£2,578.80 each (Inc. VAT)