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Perrymatics Perrymatic Jetstreme Mk1 Oil - Boiler Efficiency Ratings

Boiler Efficiency Rating

You can check your boilers rating by selecting it's make and model below. Ratings are based on the SEDBUK Rating which is an indicator of its efficiency when used within an average domestic household, it's a great benchmark for comparing new boilers and also assessing whether your current boiler would be better off being replaced due to low efficiencies.

For new boiler installations call British Gas Boilers on 0800 327 7119 for a no-obligation quote, alternatively visit Boiler Guide to request quotes from independent local and regional heating engineers.

Perrymatics Perrymatic Jetstreme Mk1 Efficiency

SAP seasonal efficiency65%
Rating bandUnknown


ManufacturerPerrymatics Boilers
ModelPerrymatic Jetstreme Mk1
Fuel TypeOil
Flue TypeRoom-Sealed
FanFan Assisted
Output (kW)20.5 - 26.4
Boiler ID
Manufactured From/ToUnknown - obsolete


The Perrymatics Perrymatic Jetstreme Mk1 is unrated, this probably means it's obsolete or very old.

The Perrymatic Jetstreme Mk1 is a Non-Condensing Conventional boiler with a maximum power output of 26.4kw that uses Oil as its fuel source.

Being an Unrated boiler it would be worthwhile replacing it with a higher efficiency 'A' rated boiler.

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