[. . . ] ® Microwave Hood Combination OVERALL DIMENSIONS PRODUCT MODEL NUMBERS GH4155XP MH2155XP Electrical: A 120 Volt, 60 Hz, AC only, 15- or 20-amp fused electrical supply (or circuit breaker) is required. [. . . ] 14" (35. 6 cm) max. 66" (167. 6 cm) min. D E F G A. Rectangular to round transition piece: 3¹/" x 10" to 6" = 5 ft (8. 3 x 25. 4 cm to 15. 2 cm = 1. 5 m) B. Roof cap: 3¹/" x 10" = 24 ft (8. 3 x 25. 4 cm = 7. 3 m) C. Wall cap: 3¹/" x 10" = 40 ft (8. 3 x 25. 4 cm = 12. 2 m) F. 90° flat elbow: 3¹/" x 10" = 10 ft (8. 3 x 25. 4 cm = 3 m) 6" (15. 2 cm) vent system = 73 ft (22. 2 m) total A 6 ft (1. 8 m) A. Grounded 3 prong outlet B 3¹/" x 10" (8. 3 x 25. 4 cm) vent system = 73 ft (22. 2 m) total A 2 ft (0. 6 m) 2 ft (0. 6 m) 6 ft (1. 8 m) B C D C A. [. . . ] For complete details, see Installation Instructions packed with product. [. . . ]