Shipping & Handling. NEON SIGNS: Common Carrier Ground: $30 per sign. Returns All sales are final. Zeon Corporation guarantees that each sign will arrive in perfect working condition or will repair or replace sign at its option. Boxes are designed so that sign can be tested prior to unpacking. Instructions for unpacking and contacting Customer Service, if necessary, are printed on the exterior of each box. Once box is opened and warranty tape is broken, the shipping warranty is void. Zeon Corporation 1500 Cherry St Louisville, CO 80227 Phone: 303-666-9400 Fax: 303-666-5400 Open Monday through friday 8:00AM - 5:00PM MST answers@zeon.com