Optimax HE 31 S Reviews (System Condensing)

Our rating: 4/5
Efficiency rating: 90.4%*

Average householder rating: 3/5
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Ferroli Optimax HE 31 S

The new Ferroli Optimax Range of system boilers are all known for their high efficiency ratings and their low emissions. The Optimax HE 31 S is the most powerful model in the range with a maximum output of 31KW – enough for a family home. This Ferroli condensing system boiler is housed within a compact and stylish casing that makes it suitable for wall hanging in a variety of locations, including the kitchen. The main features of the Ferroli Optimax HE 31 S are listed below:

• A SEDBUK rating A with energy efficiency being over 90%
• Compatibility with Y plan and S plan heating systems.
• An aluminium heat exchanger that has proven reliability and is highly energy efficient.
• A factory fitted expansion vessel and integrated heating pump.
• A built-in automatic bypass which keeps flow rate through the heat exchanger to a minimum whenever the boiler is in use.
• A foam lined casing to minimise operating noise.
• An easy to use control panel on the front of the casing with a liquid crystal display unit.
• Natural gas and LPG models available.
• Easy installation and easy to service parts. The removable front cover makes servicing and maintenance quick and mess-free.
• A full 5 year Ferroli guarantee on all parts and on labour should it break down or develop a fault.

The Ferroli Optimax HE 31 S is reported to be one of the top system boilers with regards to energy efficiency. It is also reported to be able to save up to 20% on the average family gas bill annually.

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* When review applies to a range of Boilers, efficiency applies to best model in range. Always check with manufacturer.