Nest boxes 300 x 300 x 600 x 21 mm

Description

Birch plywood 300 x 300 x 600 x 21 mm. inspection hatch right. Entrance hole 102 mm (other diameters to order). With aluminum corners 1.5 mm screwed. With aluminum edge in inspection port, aluminium ring to entrance hole. As many as 21 mm thick for a very good moisture content, and hard structure.