l PROFESSIONAL BEEKEEPING: This honeybee brood box provides ample room for a queen bee to lay eggs, accommodating 4 deep body Langstroth frames up to 17.6 inches long l DURABLE CONSTRUCTION: Made of beautiful and naturally durable cedarwood, our wooden brood box also features an ABS vent, a sliding entrance reducer, a metal lid, and steel support cable for a long and useful service life l BEE FRIENDLY: The 2.2-inch ABS vent makes sure your bees get adequate ventilation all year-round while the reinforced metal cover provides ideal protection against inclement weather l WIDE APPLICATION: This deep box comes suitable for outdoor use in apiaries and backyards and even on urban terraces and rooftops; it can sit comfortably or hang securely from its strong support cable l SIMPLE ASSEMBLY: The box’s base and sides assemble quickly, easily, and securely using their straight tenon joints A queenless hive will be quickly empty, making your brood box key to building a successful colony. This single-level brood chamber is made of naturally durable cedarwood to produce a home fit for your queen, accommodating up to 4 deep body Langstroth frames up to 17.6 inches long each. It provides ample room for the queen bee as well as her eggs and attendants. The entrance reducer slides smoothly to protect it from invasion and keep out drafts as needed. The side vent keeps things aired out and disease free, while the metal cover protects against the elements. Precision-cut straight tenon joints make quick assembly a breeze. At the bottom of your stack or hanging separately, our versatile brood box is a perfect choice for your beekeeping business or educational hobby colony! Specifications Material: Cedarwood, ABS, Iron Dimensions: 20 x 7 x 15.4 in. (50.5x18x39.2 cm) Entrance Reducer Dimensions: 5.5 x 1.6 in. (14×4 cm) Board Thickness: 0.6 in. (1.4 cm) Vent Diameter: 2.2 in. (5.6 cm) Cable Length: 38 in. (96 cm) Cable Post Diameter: 1.6 in. (4 cm) Net Weight: 12 lb. (5.5 kg) Package List 1 x Brood Box Cover 1 x Brood Box Base 4 x Side Frames 1 x Entrance Reducer 1 x Vent 1 x Steel Cable