Johnson Screens

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2" Surge Block, Sch40 (Use w/ 1" Pipe)

W-200SB
1" M-NPT x 1" F-8TPI For 2" ID Wells
$127.95

4" Surge Block, Sch40 (Use w/ 1-1/4" Pipe)

W-400SB
1.25" M-NPT x 1.25" F-8TPI For 4" ID Wells
$214.95

4" PVC Surge Block w/ 1" NPT

W-400SB1
Plunger style. Non-developing For 4" ID Wells
$178.95