The pipe work is very duarble and is made from a resin-fibre material. Unusually this box has a piece of airline carpet on it’s front plate.
Front and back plates are made from the aircraft flooring and the entrance is made from a fuel pipe connector from the main wing. The opening of the bird box is made to the RSBP standard for various bird types matched to fit the size of the bird box. The most common opening size is 32mm which can accommodate a large variety of UK garden bird species.