Screened Inner Cover fine mesh 2 in / 5 cm

2 in / 5 cm diameter

Yes — the soft cotton and longer tail make it comfortable as a base layer

which means new beekeepers scramble to add capacity right when their colony is hitting its stride

How many opening sizes are there

A turkey baster and a pot of warm beeswax makes this easier

Screened Inner Cover fine mesh 2 in / 5 cmA screened inner cover swaps the solid panel of a standard inner cover for a full mesh screen, turning the top of the hive into a vent. It gives a colony maximum upward airflow in summer heat, carries damp air out of the hive in winter, and doubles as a ventilated base for moving or holding bees. Fits 5 , 8 , and 10 frame Langstroth equipment. Features Full screen mesh panel set in a solid wood rim Maximum top ventilation vents heat and humidity