G	D	L	H
1/2"	15	68	32.5
1/2”	16	68	32.5
1/2"	18	73	31
3/4"	20	75	34
3/4"	22	80	35.5
3/4"	25	88.5	37
1"	28	93	42.5
1"	32	100	42