Rule Of 12’S

Front 1

<100 GPM

Back 1

1

Front 2

100

Back 2

2

Front 3

110

Back 3

2

Front 4

120

Back 4

3

Front 5

130

Back 5

3

Front 6

140

Back 6

4

Front 7

150

Back 7

5

Front 8

160

Back 8

5

Front 9

170

Back 9

6

Front 10

180

Back 10

6

Front 11

190

Back 11

7

Front 12

200

Back 12

8

Front 13

210

Back 13

9

Front 14

220

Back 14

10

Front 15

230

Back 15

11

Front 16

240

Back 16

12

Front 17

250

Back 17

13

Front 18

260

Back 18

14

Front 19

270

Back 19

15

Front 20

280

Back 20

16

Front 21

290

Back 21

17

Front 22

300

Back 22

18

Front 23

310

Back 23

19

Front 24

320

Back 24

20