256
people found this helpful, as of 2023
ranked #110,067 most helpful
out of 571,544,897 reviews
★★★★★
DIY air cleaner
Bought these to build my own air cleaner using 2 filter and a box fan. Add a little tape and cardboard, and breathe cleaner air.
the product in question
Nordic Pure 20x25x1 MERV 10 Pleated Plus Carbon AC Furnace Air Filters 6 Pack
4.7★ · 4,771 ratings, as of 2023