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Worcester Greenstar 21i System ErP Boiler Repair, Service & Efficiency Rating

89.7%

SAP seasonal efficiency

Summary

The Worcester Greenstar 21i System ErP has a SAP seasonal efficiency rating of 89.7%.

The Greenstar 21i System ErP is a Condensing Conventional boiler with a maximum power output of 21.0kw that uses Gas as its fuel source.

This boiler will provide efficient heating and subsequently reduce fuel bills and carbon dioxide emissions.

Specification

ManufacturerWorcester
ModelGreenstar 21i System ErP
Fuel TypeGas
TypeConventional
MethodCondensing
Flue TypeRoom-Sealed
FanFan Assisted
Output (KW)21.0 - 21.0
Boiler ID41-406-29
Manufactured From/To2015 - current

Boiler and heating repairs by trusted experts

British Gas will get your broken boiler back up and running quickly. When you choose a one-off boiler repair, you will get:

  • Transparent prices including all parts and labour
  • 12-month guarantee on repair work
  • Speedy service by a local engineer

Get a boiler service from experts you can trust

British Gas has a nationwide team of expert engineers that are there to keep your boiler running safely and efficiently for just £99​​. When you choose a one-off boiler service, your service will include:

  • Inspecting your boiler and controls to make sure everything’s safe
  • Opening up your boiler to check internal components
  • Checking for corrosion and leaks in the boiler and your heating system
  • Cleaning the system filter and other parts, if needed
  • Giving you a boiler safety checklist plus advice on energy efficiency
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