Size In. Dia. (inches) In. Dia. (mm) Height (inches) Height (mm) SWG Weight (Kgs.) Water Capacity (Ltrs.)

16	8¼	209	8¼	209	18	0.500	3.5
18	9¼	235	9¾	244	18	0.700	5.5
20	10¼	271	10¾	273	18	0.850	8.5
22	11¾	297	11¾	298	18	1.000	11.0
24	12¾	320	12¾	320	18	1.200	14.0
26	13½	343	13¾	349	16	1.500	18.0