Description
DN4 frames are used in standard depth National or WBC brood.
Top bar – 17″ x 7/8″ (431mm x 22mm)
Side bar – 8½” x 1 3/8″ tapering to 7/8″ at bottom (216mm x 35mm)
Bottom bar – 14″ (356mm)
SN4 frames are used in a National or WBC super.
Identical to D.N.4 frames but have the shallow side bars for supers.
Top bar- 17″ x 7/8″ (431mm x 22mm)
Side bar- 51/2″ x 1 3/8″ tapering to 7/8″ at bottom (140mm x 35mm)
Bottom bar- 14″ (356mm).
14″ x 12″ brood body Frames.
Top bar – 17″ x 1 1/16″ (431mm x 27mm)
Side bar – 12″ x 13/8″ tapering to 7/8″ at bottom (305mm x 35mm)
Bottom bars – 14″ (356mm)