All burners are fitted with an Impeller. The Impeller serves to supply air to the burner which is subsequently mixed with the fuel (Gas or Oil) and then ignited to create the flame. Impellers vary in design, but the most frequent type used is Squirrel cage impellers (see image below).

Although Impellers are made from metal, they do sometimes require replacement. A build-up of dirt can damage the fins, meaning the airflow is impaired. Occasionally the damage to the fins or the build-up of dust can affect the ‘balance’ of the fan, meaning replacement is recommended.
If you are looking for a replacement fan impeller, please supply us with the following details:
- Outer diameter
- Number of fins
- Motor shaft diameter (internal)
- Keyway size (if applicable)
- Burner model (serial number if possible)
Using the details above, we can quote for a replacement burner fan.
Comtherm
Comtherm Manufactured replacement for Punker Fan 225mm x 74mm LH x 24mm Impeller
SKU: SPA721
Regular price £60.80Unit price /UnavailableComtherm
Comtherm Manufactured replacement for Punker Fan 225mm x 74mm LH x 14mm Impeller
SKU: SPA720
Regular price £60.80Unit price /UnavailableComtherm
Comtherm Manufactured replacement for Punker Fan 200mm x 102mm LH x 28mm Impeller
SKU: SPA719
Regular price £72.30Unit price /UnavailableComtherm
Comtherm Manufactured replacement for Punker Fan 200mm x 92mm LH x 28mm Impeller
SKU: SPA718
Regular price £72.30Unit price /UnavailableComtherm
Comtherm Manufactured replacement for Punker Fan 200mm x 92mm LH x 24mm Impeller
SKU: SPA717
Regular price £133.68Unit price /UnavailableComtherm
Comtherm Manufactured replacement for Punker Fan 200mm x 82mm LH x 24mm Impeller
SKU: SPA716
Available to BackorderRegular price £159.67Unit price /UnavailableComtherm
Comtherm Manufactured replacement for Punker Fan 200mm x 82mm LH x 19mm Impeller
SKU: SPA715
Regular price £159.67Unit price /UnavailableComtherm
Comtherm Manufactured replacement for Punker Fan 200mm x 62mm LH x 24mm Impeller
SKU: SPA712
Regular price £53.89Unit price /UnavailableComtherm
Comtherm Manufactured replacement for Punker Fan 200mm x 62mm LH x 19mm Impeller
SKU: SPA711
Regular price £53.89Unit price /UnavailablePunker
Punker 200mm x 62mm LH x 14mm Fan Impeller
SKU: SPA709
Low stock (5 units)Regular price £176.12Unit price /UnavailableComtherm
Comtherm Manufactured replacement for Punker Fan 180mm x 92mm LH x 24mm Impeller
SKU: SPA710
Regular price £57.12Unit price /UnavailableComtherm
Comtherm Manufactured replacement for Punker Fan 180mm x 82mm LH x 24mm Impeller
SKU: SPA708
Regular price £162.43Unit price /UnavailableComtherm
Comtherm Manufactured replacement for Punker Fan 180mm x 74mm LH x 14mm Impeller
SKU: SPA706
Regular price £189.04Unit price /UnavailableComtherm
Comtherm Manufactured replacement for Punker Fan 180mm x 74mm LH x 1/2" Impeller
SKU: SPA705
Regular price £154.87Unit price /UnavailableComtherm
Comtherm Manufactured replacement for Punker Fan 180mm x 52mm LH x 19mm Impeller
SKU: SPA704
Regular price £55.62Unit price /UnavailableComtherm
Comtherm Manufactured replacement for Punker Fan 160mm x 74mm LH x 19mm Impeller
SKU: SPA702
Regular price £90.43Unit price /UnavailablePunker
Punker 160mm x 62mm LH x 19mm Fan Impeller
SKU: SPA701
In stock (8 units)Regular price £212.68Unit price /UnavailableComtherm
Comtherm Manufactured replacement for Punker Fan 160mm x 62mm LH x 1/2" Impeller
SKU: SPA699
Regular price £154.87Unit price /UnavailableComtherm
Comtherm Manufactured replacement for Punker Fan 160mm x 62mm LH x 11mm Impeller
SKU: SPA698
Very low stock (2 units)Regular price £42.14Unit price /UnavailableComtherm
Comtherm Manufactured replacement for Punker Fan 146mm x 74mm LH x 1/2" Impeller
SKU: SPA696
Regular price £36.22Unit price /UnavailableComtherm
Comtherm Manufactured replacement for Punker Fan 146mm x 62mm LH x 14mm Impeller
SKU: SPA695
Regular price £158.75Unit price /Unavailable