Dumbbell with center bulb PVC waterstops are used in expansion joints where longitudinal and transverse movement is anticipated.

Cat# Head Pressure Lbs./ LF Profile Spec
DBCB-2518* 10′ .27 Spec
DWG
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DBCB-614 100′ 1.41 Spec
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DWG
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DBCB-638 100′ 1.68 Spec
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DWG
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DBCB-938 150′ 3.10 Spec
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DWG
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DBCB-938L 150′ 3.70 Spec
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DWG
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