Has anyone tried this washable/reusable cartridge filter? It seems the have a lot of good reviews, is washable, reusable and way less expensive than the original paper filter. --->http://www.amazon.com/HQRP-Cartridge-Shop-vac-903-04-00-Coaster/dp/B008ERVR2G
Also how about the filter pal anyone use something like this? --->http://www.amazon.com/Filterpal-Stop-Wasting-Money-Filters/dp/B00JT17XMO
Also how about the filter pal anyone use something like this? --->http://www.amazon.com/Filterpal-Stop-Wasting-Money-Filters/dp/B00JT17XMO