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worcester-greenstar-4000-25kw-combination-boiler-horizontal-flue

Worcester Greenstar 4000 25kW Combi Gas Boiler - Horizontal Flue

£1358.99 (Inc. VAT)

✓ 214 In Stock
worcester-greenstar-4000-25kw-combination-boiler-horizontal-flue

Worcester Greenstar 4000 25kW Combi Gas Boiler - Horizontal Flue

Product Code: PN183948

Product Options:

25

25

30

Horizontal Flue: A pipe that efficiently vents gases horizontally from a boiler to the outside.

Vertical Flue: A pipe that efficiently vents gases upward from a boiler through the roof.

Horizontal Flue

None

Horizontal Flue

Vertical Flue

Programmers: Digital devices used to control the timing and operation of heating systems, allowing you to set specific schedules for your boilers.

Thermostats: Devices that regulate the temperature of a heating system, allowing you to adjust and maintain your indoor temperature.

Timers: Allow you to schedule the on and off times of your heating systems, helping to manage energy use and maintain comfort.

None

None

Comfort RF I Programmer

Comfort RF II Programmer

Comfort+ RF Thermostat

Easy Control Thermostat - Black

Easy Control Thermostat - White

MT20 Mechanical Timer

MT20RF Mechanical Timer

Sense II Thermostat


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✓ 214 In Stock

£1,358.99 (Inc. VAT)

Order in for delivery on Tuesday - 28/07/2026 from £4.99
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Specifications

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Technical

Worcester Greenstar 4000 25kW Combi Gas Boiler - Horizontal Flue – Technical Specifications
Boiler/Product Type Boiler Pack
Sub Type Gas Combi
Colour White
Heat Output 25 kW
Fuel Type Combi Gas
Flue Type Horizontal Flue
Controller Type None
Product Code 183948
Boiler/Product Type Boiler Pack
Output 25 kW

Description

When installing a combination boiler, you want to be confident you have a suitable flue for the job. This combi boiler pack includes a Worcester Bosch Greenstar 4000 25kW combination boiler and a compatible horizontal flue. The boiler excels in low water pressure areas and is suited to small and medium sized homes with one bathroom. The simple, modern colour display makes it easy to operate. It's also one of the quietest combination boilers available, ensuring minimal disruption to your home.

Key Features:

  • Includes Worcester Bosch Greenstar 4000 25kw combi boiler and horizontal flue
  • Suitable for small to medium homes with a single bathroom
  • Works well in low water pressure areas
  • Easy-to-use colour display
  • One of the quietest combi boilers available
  • 'Quick Tap' water saving function reduces water waste
  • Wireless connectivity with Bosch EasyControl


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