Worcester Greenstar 21 Ri LPG Regular

Worcester Greenstar 21 Ri LPG Regular Boiler

The Worcester Greenstar 21 Ri LPG Regular Boiler is a compact and efficient heating solution designed for homes with a stored hot water cylinder. As the smallest of the Worcester Ri condensing boiler range, it can even fit neatly inside a kitchen cupboard, making it ideal for properties where space is at a premium. With its high efficiency and environmentally friendly design, it delivers reliable heating while helping to reduce energy bills.

Compact and Energy-Efficient

This A-rated boiler (SAP 2005 seasonal efficiency) provides 21 kW of heat output, making it suitable for small to medium-sized homes. Its compact dimensions (590mm H x 390mm W x 270mm D) and lightweight frame (27.4kg) allow flexible installation in tight spaces. Low NOx and CO2 emissions make it an environmentally friendly choice for modern homes.

Flexible and User-Friendly

The Greenstar 21 Ri features a built-in heating temperature control, reversible flow and return pipes, and a multi-directional flue system, providing maximum flexibility during installation. Compatible with Greenskies solar panels, it offers opportunities to reduce energy consumption further. Flow and return pipes can be plumbed in from above or below, simplifying installation and saving time.

Technical Specifications

- **Brand:** Worcester Bosch - **Model:** Greenstar 21 Ri LPG Regular Boiler - **Boiler Type:** LPG Regular (System Boiler) - **Heat Output:** 21 kW - **Fuel Type:** LPG - **Efficiency:** A-rated (SAP 2005 seasonal efficiency) - **Mounting:** Wall-mounted - **Dimensions:** 590mm H x 390mm W x 270mm D - **Weight:** 27.4 kg - **ErP Rating:** A - **Warranty:** 5 years - **EAN:** 4057749719102 - **MPN/Product Code:** 7733600304 / PN175645

Frequently Asked Questions

Is the Greenstar 21 Ri suitable for small homes?

Yes, with 21 kW output and compact dimensions, it is ideal for small to medium-sized properties, especially those with a stored hot water cylinder.

Can it use LPG instead of mains gas?

Yes, this boiler is LPG-compatible, making it suitable for homes not connected to mains gas.

Does it support renewable energy?

Yes, it is compatible with **Greenskies solar panels**, allowing you to supplement your heating with sustainable energy.

Is it easy to install in tight spaces?

Yes, the boiler’s compact size, lightweight 27.4 kg frame, and flexible plumbing options make installation straightforward, even inside a kitchen cupboard.

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