Plant fibre and wood-concrete (100% asbestos-free).
At least 6 to 7 m above the ground. Please ensure unobstructed access for birds entering and leaving the box. High up on external walls of buildings of all kinds, including churches and industrial buildings, preferably under the shelter of eaves or overhanging roofs. Can also be successfully installed on steep rock faces. A clear distance (drop) below the box is recommended, preferably 5 m or more.
Fix on a wall using the two galvanized brackets supplied or, alternatively, it can be embedded within the wall.
140mm x 140mm
Length 900mm approx.