Worcester Bosch Greenstar 21Ri Regular Boiler and Horizontal Flue is available in 8 models with CH outputs of 9kW, 12kW, 15kW, 18kW, 21kW, 24kW, 27kW and 30kW, making the range suitable for an even wider range of households with stored hot water systems.

Brand Name	Worcester Bosch
Colour	N/A
Material	N/A
Manufacturer Model No	WORCMCP0019
Wear Type	N/A
Type	Gas Heat Only Boiler Pack
Certifications Met	N/A
Country of Origin	N/A
Protects From	N/A
Waterproof	N/A
Number of Pockets	N/A
Heat Output	21 kW
Fuel Type	Natural Gas
ERP Rating	Not Applicable
Depth	270mm
Boiler Type	Heat Only
Range Description	Greenstar Ri
Years Guaranteed	7
Width	390mm
Waist Size	aa18cd12gt
Solar Compatible	Yes
Nox Class	6
Noise Level	50 dB
Maximum Vertical Flue 125mm	15 m
Maximum Vertical Flue 100mm	6.4 m
Maximum Horizontal Flue 125mm	13 m
Maximum Horizontal Flue 100mm	4.6 m
Includes	Horizontal Flue
Height	600mm