How much does this cost to the nearest dollar?

Espring Carbon Water Treatment System – Replacement Filter(DOESN'T work for purifer system!
The eSpring Carbon Water Treatment System’s patented carbon-block filter effectively reduces more than 140 potential health-effect impurities. Simple replacement once a year or every 1,320 gallons. The system alerts you when it's time to replace the filter and resets itself when installed. Fits ONLY the eSpring Carbon Water Treatment System. For the eSpring Water Purifier, please order (eSpring Replacement Cartridge). For the AMWAY Water Treatment System, please order The same filter originally supplied in your eSpring Carbon Water Treatment System. Effectively reduces more than 140 potential heath effect impurities, including Thirteen disinfection byproducts. Thirty pesticides and pesticide byproducts. Lead, mercury, rad

Price is $235.00
Price: $235