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Seaflo Shower Sump System Review: Reliable onboard shower drainage?

Seaflo 47 LPM Shower Sump System
4.7
[Two-Year Warranty]  2-year warranty ensures reliable protection and customer peace of mind.
[Flexible Inlet Sizes]  Flexible inlet ports fit 3/4" to 1-1/2" hoses for versatile installation.
[Ignition Protected]  Ignition-protected design minimizes fire risk for safe engine-space installation.
[Multiple Tapping Points]  Handles waste from multiple tapping points to support several fixtures simultaneously.
[Removable Mesh Filter]  Removable mesh filter for quick, tool-free cleaning and reliable clog prevention.
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Marine shower sump for boats and caravans that manages wastewater from shower drains reliably, keeping bilges drier and odours down, Seaflo Shower Sump System. Peace of mind for owners who need a low-maintenance, easy-to-service drainage solution. Will it suit your onboard plumbing and installation constraints?

⚡ At a Glance
  • Waste Handling: Manages wastewater from multiple tapping points while using a removable mesh filter for straightforward cleaning
  • Best for: Owners of small boats and caravans needing a compact shower drainage solution
  • Not ideal for: Large vessels with very high wastewater volumes beyond a compact sump's capacity

Flexible inlet ports accept common plumbing sizes and a removable mesh filter reduces blockages. Ignition-protected construction and a two year warranty support safe, reliable onboard use.


Simpler Installation – with flexible inlet port sizes

Multiple inlet port sizes are provided, accepting 3/4", 1", 1-1/8" and 1-1/2" connections to match common marine plumbing. Adaptors are less likely to be required when matching existing pipework.

Fewer custom plumbing changes and quicker fitment for many boats and caravans, saving installation time.

Low-maintenance Operation – with a removable mesh filter

A mesh filter in the sump captures hair and debris before they reach pumps or outlets and is removable for cleaning. Regular access keeps flow paths clear and reduces clog risks.

Easier routine upkeep keeps drainage reliable and reduces the chance of blockages during trips.

Safer Onboard Use – with ignition-protected construction

Ignition-protected design reduces the risk of sparks around engine and fuel areas by meeting protection standards for installations near ignition sources. Durable materials and build quality support consistent operation.

Greater confidence when installing the sump close to engine compartments and other ignition-risk areas.

✨ The 4 Key Reasons for Seaflo Shower Sump System
  1. Flexible inlet ports – Fits 3/4", 1", 1-1/8" and 1-1/2" plumbing commonly
  2. Removable mesh filter – Prevents clogs by catching hair and debris for cleaning
  3. Ignition-protected design – Safe to install near engines and fuel systems
  4. Reliable build quality – Reviewers note durable construction and consistent performance over time
📋 Technical Details at a Glance
  • Category: Shower sump system
  • Flow rate: 47 LPM
  • Inlet port sizes: 3/4", 1", 1-1/8", 1-1/2"
  • Operation: Handles wastewater from more than one tapping point
  • Filter: Removable mesh filter
❓ Frequently Asked Questions

Q: What inlet sizes does the sump accept?

A: The unit accepts inlet port sizes of 3/4", 1", 1-1/8" and 1-1/2". These sizes match many standard marine plumbing connections.

Q: Can it handle wastewater from more than one tap?

A: Yes, the sump is designed to handle waste water from more than one tapping point, suitable for combined shower drain setups.

Q: Is the unit safe for engine-room installations and covered by warranty?

A: The construction is ignition protected for safer installation near engines and the product includes a two year warranty.

🏆 Our Verdict

Suitable for boat and caravan owners who want a compact, easy-to-service shower drainage solution. Flexible inlet sizes, a removable mesh filter and ignition-protected construction make for straightforward installation, safer operation and simpler maintenance. While upfront cost varies, reliable performance and a two year warranty support good long-term value.