Worcester Bosch Greenstar 15i System

Worcester Bosch has been a household in the name in the UK for many years, The Greenstar i model's reliability and performance is a tried and tested combination.

Your Complete Boiler Package Includes:

  • Expert Fitting by our own in house Manufacturer Approved Engineers
  • Huge 10 Year Parts & Labour Warranty 
  • Free Gas Safe and Building Control registration
  • Boiler Wired to your Existing heating Controls or purchase a Nest or Hive and we’ll fit it for free!
  • Free System FlushInhibitor
  • Free Magnetic Filter to help keep your boiler clean
  • Discounted First Years Comprehensive Service only £87 (Normally £110)
  • All fixtures, fittings, expert commissioning and Gas Safety Checks Included
  • Your Local, reputable & reliable family run business

Simply Fit Boilers are committed to providing excellent customer service and expert advice, so if you’re unsure about any aspect of your order call us on 01925 877 457 between 8am -5:30pm and we’d be happy to help.

Complete Our Questionaire for a Free Quote

Get Your Quote Today
Warranty

10 Years

Type

System

Efficiency

A Rating @ 94%

Max Output

15.3kW

Flow Rate

N/A

Dimensions

W 400mm, D 330mm, H 710mm

Worcester Bosch Greenstar 15i System

Greenstar i System (9kW to 24kW) overview

Our Greenstar i System boiler is our most popular system boiler that is suitable for small to medium sized homes.

  • Simple boiler controls with clear information display
  • Suitable for homes where the heating system includes a hot water storage cylinder
  • Choice of controls enables greater comfort and economy*
  • Can be used with Greenskies solar panels for energy and cost savings
  • Low energy pump reduces electrical usage
  • Large Condensesure style siphon built into the boiler – eliminates frost risk †

Download our easy guide, which covers everything you need to know about the Greenstar i System (9kW to 24kW)

What our customers think

Simply Fit Boilers IconSimply Fit Boilers

5.0 53 reviews

  • Avatar Simon West ★★★★★ a month ago
    Excellent service. Jon and Rich were one of the few company’s willing to take the time to talk through all the options and make sure we have the right boiler/heating system for our home. Would thoroughly recommend. Installations and quick … More and everything is working perfectly.
  • Avatar Angela Crook ★★★★★ a month ago
    Fantastic service and skilled tradesmen from Simply Fit Boilers have recently completed some plumbing and heating work for us. Thanks John and Richard for the great professional service. We will absolutely use you again and recommend to … More anyone 👍
  • Avatar chris rose ★★★★★ a month ago
    We would highly recommend Simply fit boiler's
    We had a boiler replacement with new control's and a rad fit.
    They came with floor coverings and all went smoothly including clearing up and removal of the old boiler etc
    We had over
    … More 4 estimates for our job from various fitters and chose Simply because of a good price and the consultation we had for what we needed and what we initially were looking for .
    First Class service
  • Avatar David Vestergaard ★★★★★ a month ago
    Highly recommend Simply Fit Boilers. Richard & John really friendly and helpful; very thorough service of boiler and gas fires. They cleaned & serviced parts which clearly hadn't been touched for years by previous engineers. … More