Norwalk 1000 Gal Mid Seam Septic Tank Forms

Norwalk 1000 Gal Mid Seam Septic Tank Forms:

• 48in wide by 8ft long
• Bottom section 40in deep
• Top is 41 inches
• 2/3 is large tank with baffle wall 
• 1/3 is small tank 
• 3.5 inches Walls