- the clever way High-quality, precisely fitting air filter from Macht Makes changing the filter in your air purifier or humidifier easy Cost-effective replacement filter with optimal filtration performance Ensures hygienic and comfortable room climate All compatibility and technical details can be found below Air humidifiers help create a more pleasant and healthy indoor climate, especially during winter To ensure your humidifier continues to function properly and hygienically, the filter should be cleaned regularly and replaced every 3–6 months Using high-quality replacement filters ensures optimal humidification and perfect hygiene A clean filter prevents the spread of contaminants into the indoor air Package includes: 1 x Air humidifier filter Technical specifications: Dimensions (L x W x H): 46.6 x 17.1 x 2 cm Washable Color: white Weight: 83 g Compatible with the following models: Trotec B 25 E Trotec B 24 E Replaces the following original parts: Trotec B 25E - the clever way High-quality replacement parts and accessories for long-lasting performance of your electrical devices