Less than 1 ft 0 in.
1ft to less than 2 ft 1 in.
2ft to loess than 2 ft 6 in. 2 in.
2ft to 6 in. to less than 3 ft 3 in.
3 ft to less than 3 ft 6 in. 4 in.
3ft 6 in. to less than 4 ft 6 in.
4ft to less than 4 ft 6 in. 7 in.
4ft 6 in. to less than 5ft 9 in.
5ft to less than 5ft 6 in. 11 in.
5ft 6 in. to less than 6 ft 14 in.
For SI Units; I 1 in. = 25.4 mm; 1ft = 0.3048
Position of Deflector, upright, or pendent sprinkler when located above bottom of Obstruction