We Manufacture Custom & Standard Precast Concrete Molds, Supply Scaled Drawings For State Approvals and Provide Technical Support and Service. We Have One and Two Piece Septic Tank Molds/Forms Which Can Be Octagonal, Rectangle, and Square in Shape. We Can Customize to Your Needs in Various Lengths and Width Ratios. We Have Been Manufacturing Septic Tank Mold/Forms Since 1963 Going From New Customers Back to Three Generations.