Frequently Asked Questions
Browse these frequently asked questions:
- What physical hole size is needed for a bulkhead?
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- Flushing Effect - Why does the water level go up and down?
- What flow rates are possible with a Durso Standpipe?
- How tall does the standpipe need to be?
- Bulkhead hole diameter is not the PVC size!
- What about the air bubbles in the sump?
- Can a Durso Standpipe work without an overflow chamber?
- Can a Durso Standpipes work in a hang-on the back overflow?
- How much room do I need or will a standpipe fit in my small overflow?
- Are the Flexible Durso Standpipes really flexible?
- What size PVC do you use?
- Should the End Cap be above or below water level?
- Can a Durso Standpipe work externally?
- Why do some standpipes use PVC with a wider diameter than the bulkhead and some do not?
- Is a Durso Standpipe Adjustable?
- Are all of the parts on a Durso Standpipe glued?
- My bottom glass is tempered, will a Durso Standpipe work with a bulkhead on the side of the tank?
- I don’t know what size bulkhead I have, how do I order?
- When can I expect my Durso Standpipes order to arrive?
- What about International orders and metric fittings?
- What is a bulkhead?