Australian Pipeline Valve - Installation, Operation and Maintenance Manual 25 NOTES  © Copyright Australian Pipeline Valve 1990 - 2013 Edition Catalogues, photos, brochures and technical publications are the exclusive property of Australian Pipeline Valve. Any unauthorised reproduction in total or in part, shall result in prosecution. Products and data sheets in this publication are subject to change at anytime without notice. Australian Pipeline Valve reserves the right to carry out amendments to products and materials.