Constructed of 3/4 inch kiln dried cedar, this wood duck nesting box meets all the required dimensions right down to the 4″ x 3″ oval entry opening. A strip of wire mesh below the entrance hole on the inside will assist the ducklings in reaching the opening when it is time to fledge. Easy open front allows for monitoring and cleaning out old nests. A bag of woodchips is included to place in the bottom of the box along with mounting instructions. 22.75″H x 11″W x 15.5″D / Weight: 13 lbs.