Double size is approx 20" x 12" x 13" (50cm x 30cm x 33cm at the back and 60cm x 40cm x 30cm at the front), the front bottom panel is approx 2" or 5cm, internal size of each compartment is approx 10" long x 12" deep x 10.5" high (25cm x 30cm x 27cm).
Triple size approx 75x40x33 cm
Each nest box arrives ready made and is built using 9 mm Plywood. As these are made from plywood there may be some cosmetic marks on the ply but this doesn't affect the item Specifications:
Constructed from 9mm Plywood. Approx measurements 20" x 12" x 13" (50cm x 30cm x 33cm at the back and 60cm x 40cm x 30cm at the front) If you have a specific size please message me for a quote!