Single boiler output
12kW, 15kW, 18kW and 24kW
Compact and light
Can be installed in a standard kitchen cupboard
No pump overrun
Quicker installation time for end user
Available in the choice of four outputs of 12kW, 15kW, 18kW and 24kW, the Promax SL Heat is small enough to fit in a standard kitchen unit and light enough for quick and easy installation.
The Potterton Promax SL Heat is a highly efficient heating solution with an excellent SAP 2012 rating and comes with a 2 year warranty as standard for complete peace of mind*. Installation can be made even faster with the use of a simple mounting plate, and is class 5 NOx as standard.
You can register your Potterton boiler online using Baxi's warranty registration form.
Please note: warranty and purchasing information on this site applies to the UK only. For information on how to buy these products in the Republic of Ireland, please visit Baxi Potterton Myson.
Potterton Promax SL Heat
|Gas (natural gas/LPG)||NG||NG||NG||NG|
|Inlet supply pressure||mbar||20||20||20||20|
|Maximum gas rate||m3/hr||1.34||1.64||1.94||2.31|
|Heat input central heating (CH)||kW Max Gross (QnHs)||13.34||16.88||20.18||24.5|
|kW Min Gross (QnHs)||10.2||10.2||10.2||10.2|
|Heat output CH non-condensing||kW Max (Pn)||11.82||15.24||17.81||22|
|kW min (Pn)||9.14||9.14||9.14||9.14|
|Heat output CH condensing||
kW max (Pnc)
|SAP 2009/2012 annual efficiency (PCDB/SEDBUK)||%||88.7||89.4||88.7||88.8|
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The following accessories and controls are compatible with the Potterton Promax SL Heat. To find out more, visit our Accessories and Controls page.
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