Greenstar FS 42CDi Regular
These boilers are compatible with our flexible flue system which means that the boiler’s flue can be routed through an existing brick chimney.
Greenstar FS CDi Regular boilers have fascia-mounted heating temperature control knobs and a neon operational status indicators.
For further peace of mind, every boiler in Worcester’s Greenstar gas and LPG condensing boiler range has been awarded a Which? Best Buy accreditation.
5 year boiler guarantee until 30th June 2013 (terms and conditions apply). See promo page for details.
10 year guarantee on primary heat exchanger.
Central heating output: 40.8kW
If you’re looking for light commercial outputs, Buderus specialise in heating products from 43kW.
- This boiler is registered with the Energy Saving Trust.
- This boiler is compatible with Greenskies solar panels
Features and benefits
Best official boiler efficiency rating (SEDBUK band A)
5 year boiler guarantee until 30th June 2013, terms and conditions apply (standard guarantee: 2 years)
10 year guarantee on primary heat exchanger
- Operational status indicator
- Compatible with Greenskies solar water heating system
- Built-in heating temperature controls
- Multi-directional fluing increases siting possibilities
- Lightweight with rapid heat transfer using aluminium-silicon heat exchanger
- Robust heat exchanger
- Pre-fabricated pipe connections supplied
- Flexible flue for chimney installation
- Fault finding diagnostics
- Energy saving anti-cycle control
- Rigid 22mm gas connection
- Built-in frost protection
- Built-in condensate pump - 4.5m head increases siting possibilities
- Roll in boiler - minimises risk of damaging floors
Technical data table
|SEDBUK value %/band - LPG||91.1%/Band A|
|SEDBUK value %/band - natural gas||90.3%/Band A|
|Output to central heating and domestic hot water||9.6-40.8 (32,755-139,210)|
|Gas connection||22mm compression|
|Heating flow and return connections||28mm compression|
|Maximum flow temperature||88C|
|NOx class||Class 5|
|Noise output level||37dB|
|Max. vertical flue (mm) (100mm dia.) inc. terminal||6,400|
|Max. horizontal flue (mm) (100mm dia.)||4,000|
|Max. vertical flue (mm) (125mm dia.) inc. terminal||15,000|
|Max. horizontal flue (mm) (125mm dia.)||13,000|
|Product guides and brochures|
|Greenstar gas boiler brochure
A guide to our gas boilers and choosing the best boiler for your home.
|8 716 109 642|
|Product guide for gas boilers and solar heating
Quick pocket-sized reference for trade professionals on gas boilers and solar water heating.
|8 716 116 255|
|Gas boiler wiring guide||6 720 646 965|
|Greenstar CDi service booklet for engineers||8 716 115 748|
|Installation and servicing instructions for Greenstar FS CDi Regular||8 716 115 216|
|Tech and spec for Greenstar FS CDi Regular||8 716 115 422|
|User manual for Greenstar FS CDi Regular||8 716 115 217|
|CondenseSure Siphon - Installation instructions||6 720 803 103|
|Greenstar low loss header bulletin||L-loss PB 12/2011|
|Tech and spec for heating controls||8 716 115 653|
|60/100 horizontal flue instructions||8 718 682 335|
|60/100 vertical flue instructions||8 718 682 353|
|80/125 horizontal flue instructions||8 718 682 354|
|80/125 vertical flue instructions||8 718 682 355|
|80/125mm 45° flue duct kit instructions||6 720 641 098|
|80/125mm 90° flue duct kit instructions||6 720 641 097|
|80/125mm flue extension kit instructions||6 720 641 099|
|Flexi Flue Installation Instructions||8 716 115 519|