Ed’s supply has resumed the Mainstream 608 EPA certification exam. Our next available exam date is Saturday November the 21st. If you have purchased the Mainstream 608 EPA packet and are ready to take your test ,please call Harold Roberts or Chris Gipe to schedule your exam date. You MUST be scheduled to take the exam. Do to testing facilities we can only accommodate 12 individuals per exam date. First come first, first served. Any questions please call Harold or Chris at 615-244-2600. Thank you.