Chat online with our Customer Relations, Site Support and Technical Support teams during the hours listed below.   Product returns, order status or post-sales assistance. For general questions: • E-Mail: Customer Relations • Phone: 866.782.4239 Monday-Friday 7am-9pm CT E-Account, extranet or Web site assistance. For pre-sales questions please contact your account manager or general sales at 800.750.4239 For website support: • E-Mail: Site Support • Phone: 888.239.7270 Monday-Friday 9am-6pm CT Post-sales technical questions ONLY. For pre-sales questions please contact your account manager or general sales at 800.750.4239 For post-sale technical help: • E-Mail: Technical Support • Phone: 800.383.4239 Monday-Friday 7am-9pm CT To use Online Chat, you’ll need to set up an extranet.