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The Ultimate3 combi boiler provides central heating and hot water without the need for a cylinder to store water. The Ultimate3 combi is available in a choice of 30kW and 35kW models and features high DHW flow rates, flexible flue options and an aluminium heat exchanger for proven reliability and performance. The Ultimate3 also features a Grundfos modulating pump for reduced energy use and a modern bright LCD display with an easy to use interface.
The complete Ultimate₃ range (available in combi, system and regular (open vent) options) is compatible with the full range of Glow-worm controls including the popular MiGo app based control.
The Ultimate₃ also comes with a £15 reward and a free 10 year guarantee* when registered through Club Energy; where installers can also benefit from business tools including the Plumbing Toolbox app, Gas Safe Notifications, Benchmark and some great rewards
Features & benefits
*When purchased from City Plumbing Supplies using the relevant pack code. For more information visit www.clubenergy.co.uk.
|Ultimate₃ combi boiler||Unit||30kW||35kW|
|Gas Council number||47-019-55||47-019-57|
|Boiler dimensions (H x W x D)||mm||740 x 418 x 300||740 x 418 x 300|
|Nominal heat output range at 50/30˚C|
|kW||6.3 - 26.5||7.4 - 26.5|
|Nominal heat output range at 80/60˚C|
(Non condensing mode)
|kW||6 - 25.2||7 - 26.3|
|Domestic Hot Water|
|Lowest water pressure to operate boiler||bar||0.2||0.2|
|Domestic hot water flow rate (at DT = Δ35K)||l/min||12.4||14.4|
|Heat exchanger material||Aluminium||Aluminium|
|Boiler lift weight (Dry boiler)||kg||22||22|
|ErP decibel rating (sound power)||dBa||51||52|
|PCDB seasonal efficiency||%||89.6||89.7|
|Maximum horizontal flue length 60/100||m||10||6|
|Maximum vertical flue length 60/100||m||10||10|
For full specification, please download here (2878 kB).