Listing of current combi boilers for Potterton listed in declining SEDBUK rating order.

Potterton: Powermax HE : 150 CP
gas : combi : condensing : floor mounted
Power Rating: (24.0 – 24.0 kW)
SEDBUK efficiency 90.6%

Potterton: Powermax HE : 150 CPIH
gas : combi : condensing : floor mounted
Power Rating: (24.0 – 24.0 kW)
SEDBUK efficiency 90.6%

Potterton: Powermax HE : 115 CPIH
gas : combi : condensing : floor mounted
Power Rating: (24.0 – 24.0 kW)
SEDBUK efficiency 90.5%

Potterton: Powermax HE : 85 CPIH
gas : combi : condensing : floor mounted
Power Rating: (24.0 – 24.0 kW)
SEDBUK efficiency 90.5%

Potterton: Powermax HE : 115 CP
gas : combi : condensing : floor mounted
Power Rating: (24 – 24 kW)
SEDBUK efficiency 90.5%

Potterton: Powermax HE : 85 CP
gas : combi : condensing : floor mounted
Power Rating: (24.0 – 24.0 kW)
SEDBUK efficiency 90.5%

Potterton: Promax HE Store : 150 Litre
gas : combi : condensing : floor mounted
Power Rating: (24.0 – 24.0 kW)
SEDBUK efficiency 90.4%

Potterton: Promax HE Store : 115 Litre
gas : combi : condensing : floor mounted
Power Rating: (24 – 24 kW)
SEDBUK efficiency 90.3%

Potterton: Promax HE Store : 90 Litre
gas : combi : condensing : floor mounted
Power Rating: (24 – 24 kW)
SEDBUK efficiency 90.3%

Potterton: Gold : 28 HE
gas : combi : condensing : wall mounted
Power Rating: (24 – 24 kW)
SEDBUK efficiency 90.1%

Potterton: Promax Combi : 33 HE Plus
gas : combi : condensing : wall mounted
Power Rating: (28 – 28 kW)
SEDBUK efficiency 90.1%

Potterton: Gold : 33 HE
gas : combi : condensing : wall mounted
Power Rating: (28 – 28 kW)
SEDBUK efficiency 90.1%

Potterton: Promax Combi : 28 HE Plus
gas : combi : condensing : wall mounted
Power Rating: (24 – 24 kW)
SEDBUK efficiency 90.1%

Potterton: Gold : 24 HE
gas : combi : condensing : wall mounted
Power Rating: (24 – 24 kW)
SEDBUK efficiency 90.1%

Potterton: Promax Combi : 24 HE Plus
gas : combi : condensing : wall mounted
Power Rating: (20 – 20 kW)
SEDBUK efficiency 90.1%

Potterton: Performa : 30 HE
gas : combi : condensing : wall mounted
Power Rating: (29.6 – 29.6 kW)
SEDBUK efficiency 87.3%

Potterton: Performa : 24i HE
gas : combi : condensing : wall mounted
Power Rating: (24 – 24 kW)
SEDBUK efficiency 87.3%

Potterton: Performa : 24 Eco HE
gas : combi : condensing : wall mounted
Power Rating: (24 – 24 kW)
SEDBUK efficiency 87.3%

Potterton: Performa : 28
gas : combi : non condensing : wall mounted
Power Rating: (29.4 – 29.4 kW)
SEDBUK efficiency 78.1%

This information has been collated from Manufacturers literature and the SEDBUK online database as at April 2007.

Small variations in efficiency ratings are not significant. It can be assumed that a 3% difference in rating will give a 95% confidence that the higher rated boiler is more efficient than the lower.


Free Boiler Installation Quotations

Get an Independent Boiler Installation Quote

If you are looking to install, replace, repair or maintain your boiler simply submit your quote in 60 seconds. You will then receive 3 quotes from vetted boiler engineers selected for you. Get access to the UK’s largest network of independent boiler engineers and compare their quote to the national installation companies.

Leave a Reply

You must be logged in to post a comment.