Best Replacement Filters Under £100 in 2026

When looking for the best replacement filters under £100, quality and compatibility are paramount. Here are our top picks:

This filter is designed for a variety of Dyson models, including the Pure Cool series. What makes it stand out is its dual functionality, combining a glass HEPA filter that captures 99.95% of particles as small as 0.1 microns, along with an activated carbon layer that effectively reduces odours and harmful gases. While it is slightly more expensive than others in this roundup, the exceptional filtration efficiency makes it worth the investment. This filter is ideal for households with allergy sufferers and pet owners, especially during high pollen seasons in the UK.

This pack offers outstanding value for those who own a MeacoDry Arete dehumidifier. Each filter is designed to maintain optimal performance in capturing dust, mould spores, and allergens, making it a great choice for combating humidity-related issues in damp UK homes. With a 4.9-star rating, users praise its effectiveness and affordability. However, since it’s specifically tailored for MeacoDry models, ensure compatibility before purchasing. This option is best for budget-conscious consumers looking for quality filters for dehumidifiers.

This filter serves as a more affordable alternative for various Dyson Pure Cool models. It combines a HEPA filter with activated carbon, although its filtration performance may not match that of the original Dyson filter. Users have noted satisfactory results, but some have experienced quicker clogging compared to pricier options. This filter is suitable for those seeking a budget-friendly replacement for their Dyson purifiers, particularly if you change filters more frequently and want to save on costs.

In summary, while all these filters offer a degree of air purification, the Dyson 360° Glass HEPA + Carbon Filter stands out for its superior filtration capabilities. The PUREBURG 6-Pack offers excellent value for dehumidifier users, and the SPARES2GO filter provides a cost-effective solution for Dyson owners. Consider your specific needs and the model compatibility when making your choice to ensure you breathe easier all year round.