Roof Drain Overflow With Extension

To accurately establish Overflow heights – eg. when mounted into a sump.
Compliant with E1 8.3 High Pressure Air Test for internal pipework.

Order Code:
3100.205.1

BE100mm

Includes Membrane Clamping Drain, overflow adapter, short DWV100 and Overflow Hat.

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Order Code:
3100.305.1

BE150mm

Includes Membrane Clamping Drain, overflow adapter, short DWV150 and Overflow Hat.

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