BZ54M Metal Queen Excluder for 10 frame hive Gamebirds The valve is extremely easy

The valve is extremely easy to adjust

groove bottom bar and ends bars without holes

Automatic egg turning with programmable turning interval and turning angle

Continuously released in the colony over a six-week period

Upgrade your wafer thermostat or replace an old electronic thermostat with the 3255 Multi Turn thermostat

BZ54M Metal Queen Excluder for 10 frame hive Gamebirds The valve is extremely easyBZ54M Metal Queen Excluder Prevent your queen from laying brood in the honey supers with a queen excluder. (Wood Bound and plastic are also available) Metal excluders are computer control welded with precision wire spacing to ensure the queen stays in the brood chamber.