Look through the latest and best reviewed Vape RDAs / RTA Tanks (Canada) out on the market today. These are generally for more experienced vapers and not recommended for a first timer.
NOTE: Also find RDTAs here. All of these rebuildables require cotton and coils to be manually installed.
Wotofo COG 22mm MTL RTA
QP Designs GATA RTA - MTL/DLH
eXvape eXpromizer V4 MTL RTA