Home / Air Purifiers / Filters / AeraMax Pro AM2 / AERAMAX PRO AM3/4 Pre-Filter (4pk) Sale! AERAMAX PRO AM3/4 Pre-Filter (4pk)£20.00 Original price was: £20.00.£18.00Current price is: £18.00. AERAMAX PRO AM3/4 Pre-Filter (4pk) quantity Add to basket SKU: 9600501 Categories: AeraMax Pro AM2, AeraMax Pro AM3, AeraMax Pro AM4, Filters Related products Sale! AERAMAX PRO AM3/4 Full Carbon Filter (2pk) £220.00 Original price was: £220.00.£198.00Current price is: £198.00. Add to basket Sale! AERAMAX PRO AM2 Pre Filter (4pk) £20.00 Original price was: £20.00.£18.00Current price is: £18.00. Add to basket Sale! AERAMAX PRO AM2 Carbon Filter (1pk) £100.00 Original price was: £100.00.£90.00Current price is: £90.00. Add to basket Sale! AERAMAX PRO AM2 HEPA Filter (1pk) £100.00 Original price was: £100.00.£90.00Current price is: £90.00. Add to basket