Dyson vacuums are known for simple and effective designs. All of the Dyson model vacuums use a similar filter design. There is a pre-motor filter and a post-motor filter. According to Dyson, the post-motor filter should last for the life of the vacuum and does not need to be changed or washed. The pre-motor filter is washable and hast a life span of three to four years; it can be changed easily.
How to replace Dyson filters
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