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Attwood shower sump system available in 500 and 750 GPH. This low cost shower drain setup incorporates an Attwood pump and automatic float switch to create an efficient drainage system for your boat's shower or other water drains.
Multiple inlets can be hooked up to more than one drain with different hose size options. The see-through top on the box allows you to see when the filter needs cleaning.
Item | Model | Box size | Lg x H x W (") |
---|---|---|---|
ATT-41411 | 500 gph | Standard | 10-1/2 x 4-1/2 x 8-1/8 |
ATT-41434 | 750 gph | Large | 13 x 4-7/16 x 7-1/2 |
Technical Information
- Installs quickly and easily using slotted mounting feet.
- Easy removal and cleaning with straight mesh filter
- Quickly drains shower, sink or tub.
- Pump automatically starts and removes accumulated water as the sump box fills.
- Check valve in inlet manifold prevents pump from cycling and reduces standing water odor.
- 1.4 Amp draw 12 Volt DC
- 3/4 inch I.D. hose size.
- Meets or exceeds all applicable standards of the ABYC and USCG
WARNING: These products may contain chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, go to www.P65Warnings.ca.gov



