Hi Burch,here are the hive sizes for Commercial and National:
Commercial Hive Dimensions and statistics
External dimension – 18 5/16” square
Brood body depth – 10 ½”
Super depth – 6 3/8”
The brood area is 3000 sq. ins.
No. of worker cells 70,500
Bottom Bee Space
Frames sizes.
Top Bars – 17 ¼” long
Bottom bars – 16” long
Deep side bars – 10” long
Shallow side bars – 6” long
Foundation sizes
Deep – 15 7/16” x 9 ½”
Shallow – 15 7/16” x 5 ½”
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National Hive Dimensions and statistics
External dimension - 18 1/8" square
Brood body depth - 8 7/8"
14” x 12” brood body depth - 12 ½"
Super depth - 5 7/8"
The brood area is 2200 sq. ins.
No. of worker cells 50,000
Bottom Bee Space
Frames sizes
Top Bars – 17” long
Bottom bars – 14” long
Deep side bars – 8 ½” long
14” x12” side bars – 12” long
Shallow side bars – 5 ½” long
Foundation sizes
Deep – 13 7/16” x 8”
14 x 12” – 13 7/16” x 11 ½”
Shallow – 13 7/16” x 5”