Ultimate₃ regular boiler

Exclusive regular boiler with 5 years guarantee*

ErP A rated for efficiency - to reduce energy bills
£15 reward when registered through Club Energy
Lightweight boiler with cupboard fit dimensions
FREE 5 Year guarantee when registered on Club Energy*

The Ultimate3 regular (open vent) boiler is suitable for homes with high hot water demands. The Ultimate3 regular heat only boiler is available in a 25kW output and has been designed to be light and compact with cupboard fit dimensions. The boiler features flexible flue options and an aluminium heat exchanger for proven reliability and performance.

Features & benefits

Modern bright LCD display - Excellent clarity of boiler information, making it easy to change and confirm settings in dimly lit areas.
High efficiency - ErP 94% A rated boiler that helps reduce energy bills.
FREE 5 year guarantee* - Parts and labour guarantee for 5 years when registered through Club Energy.*
Heat exchanger - Made with high grade aluminium for proven and reliable performance.
Exclusive to City Plumbing Supplies and Plumbing Trade Supplies

Specifications

Ultimate₃ Regular boiler	Unit	25kW
General
Article number		0010021408
Gas Council number		47-019-52
Casing dimensions (H x W x D)	mm	600 x 375 x 280
Heating
Nominal heat output range at 50/30˚C (Condensing mode)	kW	6.4 - 26.5
Nominal heat output range at 80/60˚C (Non condensing mode)	kW	6 - 25.2
Domestic Hot Water
Lowest water pressure to operate boiler	bar	0.2
Mechanical
Heat exchanger material		Aluminium
Boiler lift weight (Dry boiler)	kg	22
Performance
ErP efficiency	%	94
ErP decibel rating (sound power)	dBa	51
PCDB seasonal efficiency	%	89.6
Flueing options
Maximum horizontal flue length 60/100	m	10
Maximum vertical flue length 60/100	m	10