This Knox Cellars Mason Bee Shelter is a nesting house that is made to fit the System 74 can of tubes with liners. At the top is a birthing "attic" for loose cocoons or tubes of cocoons to allow free flight hatching. The lower chamber is for the System 74 can.
- Compatible with Bee Nester™
- This product is made in Bellingham, WA by a local craftsman
- Item Number: 502100150