The Schwegler Swift Nest Mould is especially for use inside Schwegler Swift Boxes 1MF, No. 14, No. 15 and No.16, but can also be used in other nest boxes as well as existing cavities such as roof spaces, church towers and historic buildings. Often used in scientific projects, research shows that the Nest Mould encourages Swifts to nest.
Material: Schwegler wood-concrete
Dimensions: height 3.5 x width 13.5 x depth 20 cm
Diameter of nest shape: 9.5 cm