House

Length (m)

Width (m)

Height (m)

Ventilation type

Hen population

1 - 4

176.8

17.8

5.5 (eave)

8.4 (ridge)

Tunnel

~96,000 per house

5 - 6

176.8

21.0

5.5 (eave)

8.4 (ridge)

Cross

~130,000 per house

102 - 103

152.4

17.8

3.0 (eave)

5.5 (ridge)

Nature

~70,000 per house

93

107.0

17.8

2.5 (eave)

5.0 (ridge)

Nature

~30,000 per house