Worcester Greenstar 8000 F Gas Heat Only Boiler 35kW - 60/100 Horizontal Flue & Thermostat Black

Boiler Key Features

• Gas heat only — supplies central heating, making it great for homes with a hot water cylinder
• 35kW output — suitable for a medium home
• Digital display with touch buttons — intuitive operation for accurate control and better visibility
• ErP rating A — reduced energy consumption for lower bills
• 850(H) x 400(W) x 600(D) mm — fits into most rooms
• Built-in frost protection — prevents internal damage when temperatures drop
• SimpleSwitch — easy switch out from Greenstar CDi Highflow or FS Cdi
• Compatible with a 22mm system filter — to prevent blockages, corrosion, and damage in the boiler
• 19.8l/min hot water delivery — suitable for power showers, deep baths, multiple taps on, etc.
• Roller jig piping supplied as standard — for easier installation
• Solar compatible with additional accessories — for additional energy savings
• Note: The EasyControl adaptor is required for the Bosch EasyControl to work with the Greenstar regular boilers.

Flue Key Features

• Horizontal orientation — allows the boiler to vent exhaust gases directly through an external wall
• Boiler compatibility — Worcester Greenstar 8000 F range
• In-built 3° angle — ensures the condensate flows back to the appliance
• 60/100 size — 60/100mm diameter
• Please note: previous Greenstar Highflow and FS CDi Regular flues are not compatible with the 8000 F range.

Thermostat Key Features

• User-friendly control displays — tailor heating times and temperature
• Home Presence detection — automatically turns the heating down if you're not home
• App-controlled functions — displays gas consumption for heating and hot water and more details
• Digital display — easier-to-read information

Guarantee

• 7 years (up to 10 years)

What's Included

• Worcester Greenstar 8000 F gas heat only boiler 35kW
• Boiler and floor mounting jig
• Flue connector
• Telescopic flue
• Flue adaptor
• 93° elbow
• Flue retainer clamp - large
• Grease pack
• 2x Securing screws
• Sachet of grease
• Inner seal (white)
• Outer seal (black)
• Instructions
• Aluminium tape
• Worcester Bosch EasyControl smart thermostat, black

This boiler pack includes the Worcester Greenstar 8000 F gas heat only boiler 35kW, Worcester Bosch EasyControl smart thermostat (black), and the 60/100 horizontal flue with accessories.

Worcester Greenstar 8000 F 35kW Gas Heat Only Boiler

The Worcester Greenstar 8000 F 35kW gas heat only boiler delivers central heating for medium-sized homes and works with a hot water cylinder to provide up to 19.8 litres per minute of hot water.

It features a clear digital display with backlit touch controls for easy scheduling and precise temperature adjustments. Built-in frost protection safeguards pipes, radiators, and the boiler, while its ErP A rating ensures energy-efficient operation, lowering running costs and environmental impact.

Worcester Greenstar 8000 F 60/100 Horizontal Flue Kit

The Worcester Greenstar 8000 F 60/100 horizontal flue kit (7724001996) includes all necessary accessories to safely vent boiler exhaust gases through an external wall. Its flue elbow and connector feature a built-in 3° angle to direct condensate back to the boiler for efficient operation.

Worcester Bosch EasyControl Smart Thermostat

The Worcester Bosch EasyControl smart thermostat puts you in complete control of your home heating. App-compatible, it allows you to set schedules, temperatures, and control individual rooms from anywhere.

It connects to the boiler via a two-core cable, with all other connections handled over Wi-Fi — no external sensor required. Smart features include home presence detection, intuitive displays, and adaptive learning that adjusts heating to your routines for comfort and efficiency.