We now have NORWESCO HDPE Septic Tanks in stock in our Hopkinton MA location. Standard 15oo gallon- two compartment septic tanks complete with locking lids, anti buoyancy columns, sanitary tees, and lifting handles. No more heavy concrete tanks to move around your job sites. Call us with any questions or to place your order for the future of the septic tank at 1-855-GETPIPE