Biofilter Replacement For Seasonal Homes
Problem: Two summer homes on a 100,000-square-foot island in Lake George, N.Y., had defective onsite systems. A barge pump serviced the septic tanks every three to four weeks. With 18 inches of soil over solid rock, the only answer was an alternative pretreatment system.
Solution: The designer specified seven 150 gpd Puraflo peat biofilter modules from Anua, one per bedroom. Duplex pumps time-dose the systems, sending effluent to a distribution grid at the top of each unit. Purification occurs as the liquid percolates through the media over 36 to 48 hours. The peat also suppresses odors. Effluent
