How long does a reed diffuser last?
Reed diffusers are designed to last approximately 2–4 months, depending on room size, airflow, temperature and how often the reeds are flipped or replaced.

Flame-free fragrance in a frosted 4 oz round bottle or a clear 6 oz square bottle, each with eight natural rattan reeds. Flip the reeds whenever you want a stronger scent.
Try removing a filter to see more scents.
Reed Diffusers
Reed diffusers are designed to last approximately 2–4 months, depending on room size, airflow, temperature and how often the reeds are flipped or replaced.
Flip the reeds carefully. Flipping more often increases fragrance strength, while flipping less often helps the diffuser last longer.