Does the fan feature different speed settings? - The Blast Auxiliary Premium Air Cleaner HEPA features an automatic fan speed setting, but if you wish to set the speed manually, you can choose from Low, Medium, and High fan speeds.

What size room can I clean the air in with the Blast Auxiliary Premium Air Cleaner HEPA? - The Blast Auxiliary Premium Air Cleaner HEPA will purify the air in rooms between 5 and 10 square meters.

When should I replace the air filter? - Each filter lasts three months with standard usage.