This large woodstone bat box allows you to offer excellent insulation and minimum condensation for roosting bats. It is suitable for wall mounting and is available as a small cavity bat box or larger crevice box.
 
Key Features:
11 x 19 x 11 cm inner chamber
Removable wooden grooved board that provides two c. 28 mm wide crevices if required. 
Additional wooden crevice of c. 20 mm wide on the front panel.
Two entrance slots, one at the front (approx. 20 x 70 mm) and one on the base (approx. 30 x 85 mm) of the box.
Internal baffle on the front entrance to discourage birds from using the box.
 
Specifications:
Weight - 4.0kg
Height - 39cm
Width - 21.5cm
Depth - 20cm
Material - Woodstone and Wood