The big problem with WBCs is the outer casing. The lifts must fit together exactly in order to make the hive bee-proof and wasp-proof to prevent robbing.
Do be aware that the lifts from one manufacturer may not be compatible with lifts from another manufacturer.
Choose a supplier who has been...
Am I allowed to mention 'Bee Culture' the magazine of American beekeeping?
It has a good mix of practical and scientific info and would be ideal for someone wanting to keep bees in California.