I have three but there's no way I can ship to Canada...
Granted but I'd suggest keep trying ReStore, industrial salvage places, scrapyards, eBay, CraigsList, newspaper classifieds, and stores that are remodeling and maybe with the T8/T5 changeover you'll get lucky!
If they'll let you you could try the streetlight dumpster of your local utility for an old cobrahead you could keep or cannibalize the ballast from...
I wish Joe would have the best luck in finding one!