These are the pipes needed for installing our 16″ Shadow® and 20″ Synergy Reef Overflows. These pipes are for the outside bottom of the rear box. They are pre-cut and chamfered and allow for Plug ‘n Play operation of the overflow. 1.5″ PVC Black. These will glue into overflow and then into unions.
You get 3 x 4″ pieces of Black PVC.