Our screened bottom board includes a mite monitoring board that slides in from the back of the board and screen which aids in ventilation and expelling mites from the hive. Includes our Multi-guard (item # 508/510MG) which is an entrance reducer & mouse guard in one, and protects against robbing.  Choose 8 or 10 frame. 

MADE IN USA by Growing Success Bee Company.

Weight:5.0 LBS

Width:24.0 (in)

Height:18.0 (in)

Depth:5.0 (in)