Manifold Recess Formersn4pukUK2024-06-17T23:15:46+00:00 The Manifold Recess Former is an accessory that allows for: the collar to be raised up into the slab and reduces the head height of any pipe work a pipe manifold to be placed on top of the slab or collar For use with the H110S. Documentation Downloads Drawing Revit Autocad DWG - Plan View Autocad DWG - Side View Autocad DWG - Bottom View