The Potterton Promax SL Heat boiler offers you a compact, efficient heating solution that'll fit neatly in your kitchen cupboard. With prices starting at £675 for the 12kW model and ranging up to £925 for the 24kW version, plus installation costs of £500-£1,000, you're looking at a total investment of £1,475-£2,225. You'll get up to 91% efficiency, solar compatibility, and quiet operation, though the 2-year warranty is shorter than some competitors. Let's explore what makes this A-rated boiler tick.
Key Takeaways
- Potterton Promax SL Heat boiler prices range from £675 to £925, with total installation costs between £1,475 and £2,225.
- The boiler achieves up to 91% efficiency rating and features outputs from 12kW to 24kW for small to medium homes.
- Compact dimensions of 600mm x 390mm x 280mm make it ideal for kitchen cupboard installation, weighing only 26kg.
- Standard 2-year warranty is included, with options to extend up to 5 years through registered installation and annual servicing.
- Compatible with solar thermal systems and offers quiet operation, though requires separate hot water storage tanks.
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Potterton Promax SL Heat Boiler Overview
The Potterton Promax SL Heat boiler packs impressive efficiency into a surprisingly compact package.
It's available in four different outputs ranging from 12kW to 24kW, making it perfect for small to medium-sized homes.
You'll love how this regular (heat only) boiler fits snugly inside a standard kitchen cupboard, thanks to its neat dimensions of 600mm x 390mm x 280mm.
At just 26kg, it won't give your installer a backache either!
The boiler comes with some impressive features, including condensing technology and an ErP A-rating for heating efficiency.
It's also compatible with solar thermal systems and Megaflo Eco Solar Cylinders if you're thinking about going green.
Installation's straightforward with the simple mounting plate, and you'll get easy access to components for servicing.
Potterton Promax SL Heat Boiler Performance and Efficiency
When it comes to performance and efficiency, Potterton's Promax SL Heat boiler stands out with its impressive A-rating and up to 91% efficiency rating. You'll appreciate how it fully modulates to match your exact heating needs, helping keep those energy bills in check.
| Feature | Specification | Benefit |
|---|---|---|
| Efficiency | Up to 91% | Lower energy bills |
| Temperature | 55-78°C | Flexible heating control |
| Output Range | 12-30kW | Suits various home sizes |
The boiler's performance specs are quite impressive, with flow temperatures you can adjust between 55°C and 78°C. Whether you've got a cosy cottage needing the 12kW model or a larger home requiring the 30kW version, there's a size that'll fit your needs perfectly. Plus, with its Energy Saving Trust endorsement, you can rest assured you're making an eco-friendly choice.
Potterton Promax SL Heat Boiler Pros and Cons
Understanding a boiler's strengths and limitations helps you make an informed decision for your home's heating needs.
The Potterton Promax SL Heat boasts several advantages you'll appreciate, including its compact design that'll fit snugly in your kitchen cupboards and whisper-quiet operation.
You'll love its impressive efficiency rating of up to 91.1%, which means lower energy bills. It's also compatible with solar thermal systems if you're looking to go greener.
However, there are some drawbacks to contemplate. You'll need separate storage tanks, and the 2-year warranty isn't the most generous in the market. The hot water flow rate mightn't cut it if you've got a larger household with high demand.
The lightweight 26kg design makes installation straightforward, though you'll still need a professional to handle it.
How Does The Potterton Promax SL Heat Boiler Compare To Similar Models From Other Manufacturers?
Looking at how the Potterton Promax SL Heat stacks up against its competitors reveals some striking differences.
While it's more compact and budget-friendly than both the Worcester Bosch Greenstar 8000 Life and Vaillant ecoTEC plus, it does lag behind in efficiency ratings.
You'll notice the Promax SL Heat's 89.4% efficiency doesn't quite match the 94% offered by its rivals. The warranty coverage also falls short – just 2 years compared to up to 12 years for the Greenstar 8000 Life and 10 years for the ecoTEC plus.
Where the Promax SL Heat shines is in its simple installation and maintenance. Its compact size means it'll fit nicely in your kitchen cupboard, and you won't need a permanent live connection for installation – a nice bonus for your heating engineer.
For a more comprehensive boiler comparison, consider exploring Worcester Bosch boilers which offer extensive warranty coverage and superior efficiency ratings.
How Much Does A Potterton Promax SL Heat Boiler Cost?
The price tag of a Potterton Promax SL Heat boiler tells another part of its value story.
You'll find unit costs ranging from £675 for the 12kW model up to £925 for the 24kW version, with several options in between to match your home's needs.
When it comes to getting it installed, you'll need to budget between £500-£1,000 for labour, plus about £300 for essentials like filters and flues.
The total package typically runs between £1,475-£2,225, depending on your specific situation.
The final cost will depend on factors like where you're placing the boiler and how complex the installation is.
If you're doing a straightforward like-for-like swap, you'll likely land on the lower end of the price range, while a new system type might push you toward the higher end.
Potterton Promax SL Heat Boiler Warranty and Service Support
When it comes to protecting your investment, Potterton offers a standard 2-year warranty on parts and labour for the Promax SL Heat boiler.
You'll have the option to extend this coverage up to 5 years for extra peace of mind.
To keep your warranty valid, you'll need to follow a few key requirements:
- Register your boiler after installation
- Schedule annual servicing with a Gas Safe engineer
- Keep detailed service records in your installation manual
- Guarantee only Gas Safe registered engineers handle repairs
If you ever need support, Potterton's got your back with their technical helpline at 0345 070 1057.
They'll help you troubleshoot issues and decode those mysterious error codes that might pop up.
For routine service appointments, you can reach their customer support team at 0344 871 1525.
Final Verdict
Based on extensive testing and real-world performance data, Potterton's Promax SL Heat boiler stands out as a reliable workhorse for UK homes.
With an impressive 89.4% SAP efficiency rating and A-rated performance, you'll enjoy lower energy bills while staying cosy.
You'll appreciate its practical design – it fits neatly in a standard kitchen cupboard and makes maintenance a breeze with easy access to components.
The price point between £695.88 and £845.72 offers solid value for a quality heat-only boiler.
While it's not packed with fancy features, this boiler delivers where it counts: reliable heating, energy efficiency, and straightforward operation.
If you're looking for a dependable heating solution that won't break the bank, the Promax SL Heat is worth your consideration.
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