On Tank
Maelstrom Spare Parts
Replacement parts for your MaelstromĀ® filter, including cages, filter bags and performance accessories. Genuine parts that keep your MaelstromĀ® filtering at its best.
Care for your system
The final step is the one that keeps all the others working. A system that is checked and maintained keeps delivering clean water, and lots of it, year after year. A simple routine is all it takes.
The 12 Steps of Rain Harvestingā¢
Frequently asked questions
Which spares fit my MaelstromĀ®?
How do I know if a part needs cleaning or replacing?
How long should my MaelstromĀ® filter bag last?
Where can I find installation guidance for these spare parts?
Designed by Rain Harvestingā¢
Need a tailored system design?
Our specialists can design a complete Rain Harvestingā¢ system for your property or improve an existing one. Youāll receive a detailed report with everything you need to install and maintain it.
The Handbook
The ultimate guide for help and inspiration to start your rainwater harvesting journey today.