Researching this “restriction.” Beginning to wonder whether it is a misinterpretation if regulations by eBay.

This from Vacuum Tubes dot net. No date, but no mention of limitations.

http://www.vacuumtubes.net/ship.htm

Do they have a problem because the product doesn’t carry a TC (Transport Canada) designation for “tubes”? This applies only to piping and shipping containers!

https://www.tc.gc.ca/eng/tdg/moc-cylinder-faqoncylinders-473.html

Last edited by Ryszard; 01/03/18 09:43 AM. Reason: Add information