filters

I was just wondering if anyone has ever used an electrostatic air filter? They are basically re-usable air filters for your furnace, kinda like a K&N air filter. After they collect dust you then remove then and wash them, let them dry and pop back in. You never have to buy another air filter...

I just came across this online. I love how everything from air filters to shaving you can now have delivered monthly. It really shows how no one even has time in life to purchase things. They seem decent. The cardboard pattern backing is great. Prices are a tad high, but I am sure it includes...