So for this example you need to prepare the following PVC pipes: 1 DN50 for the inlet, 1 DN75, 1 DN32, 1 DN25 for the outlets and always a DN75 for the overflow. On the inlet, a drainage tee have to be installed (to allow cleaning operations):This document is the 4" Distribution Box (HDPE Single Wall Miscellaneous Fittings). The regular distribution box diagram shows the inlet-internal press fit into 4” smooth wall, various dimensions of each section, outlets. The hydraulic involved in distribution box is presented in Doc n° MF4-S40 “Crest flow in distribution box” All the details can be found in the drawing Drawing n° MF4-D43: Example: Find details about the DB in the sketch map of the network: Number and diameters of outlets are written inside the DB. Advanced Enviro-Septic (AES) pipes, fittings and bed to be constructed/installed in accordance with the AES Installation Manual. AES pipes and fittings are supplied by Environment Technology Ltd, Et. All associated pipework to comply with NZ Building Code G13, Foul Water, Acceptable Solutions. The splitter box and distribution boxes serve as essential devices for dividing a slurry feed into multiple outlet streams, ensuring the uniform distribution of particle sizes and controlled flow to each outlet. However, their significance is often overlooked by process engineers, piping engineers. American Distribution Boxes are made of high-density polyethylene for years of dependable use. They are non-corrosive, strong, and lightweight for easy handling. These devices shall be of sound construction, water tight and not subject to excessive corrosion.