a thing in 9 photos filter Fresh one next to a gunky one. The old filters are so caked with sediment that they weigh almost 3x as much as the new clean ones! Here is what the filters look like after 5 months of filtering NYC tap water! ...7-stage reverse-osmosis water filtration system. Got replacement filters for my... Crazy to think that all of this would be in my body if I were just drinking tap water. It had been six months since I'd installed my reverse osmosis water filtering system and I had a note on my calendar to replace the filters. I opened up the housing... ...and oh my god it was horrifying! The used filter was completely brown and was an extra pound or two heavier than the clean filter. Unpacking! On Thursday my new Apec Reverse Osmosis 5-stage water filter arrived! No more water bottles everywhere. 
