Aquathin Lead Removal Water Filter - Complete UnitAquathin's Lead Out water filter will reduce any lead concentration far below what the E. P. A recommend level of acceptance. The Lead Out filter also reduces sediment, chlorine, and organic contaminants in your water. Lead pipes were used in homes and office construction up until the 1930s. After that, they used copper pipes and until 1986 they were joined with lead based solder. The good thing is these pipes last for years, the bad thing is drinking