- Keep trapping large particles in air and filter off such as dust, fibers, lints, puff, smoke.  - Keep your house (living environment) in fresh and clean all year round, block the odors and particles which cause odors, allergy and hay fever. Leave your living environment is a dust free status. - The product comes with a flexible size which can be cut to a appropriate size to suit your own purifier model. It also comes with reserve velcro tapes which can be used to other Honeywell models if the model pre-filter has a size of less than 119cm x 25.2 cm.  - It is highly recommended to replace the pre-filter in every 3 months. The best period of performance depends entirely on the room air condition. The more pollute of the environment, the shorter of the performance life.  - Correct using the pre-filter can optimize your Hepa Filter Life. No need to cut the pre-filter as it fits perfectly for Honeywell Model 50250-S. Packing List: 1 x Carbon Pre-Filter for Honeywell 50250-S; 1 x User's Manual; 2 x Reserve velcro tape(single face with hook). Disclaimer: We are not affiliated with Honeywell in any aspects. Our products are not Honeywell products.
Perfectly fitted for Model 50250-S. No need to cut. It is easy to install.
Keep trapping large particles in air and filter off such as dust, fibers, lints, puff, smoke.
Keep in fresh and clean all the time, block the odors and particles and keep away Allergy and Hay fever.
Correct using the pre-filter can optimize your Hepa Filter Life
The product does not come with the HEPA Filter