![Wet Thumb Forum]-A New(??) Filtration Concept: The Hamburger Mattenfilter "HMF" - DIY Aquarium Projects - Aquatic Plant … | Frog terrarium, Diy aquarium, Fish tank Wet Thumb Forum]-A New(??) Filtration Concept: The Hamburger Mattenfilter "HMF" - DIY Aquarium Projects - Aquatic Plant … | Frog terrarium, Diy aquarium, Fish tank](https://i.pinimg.com/originals/03/37/98/0337980b694868b61a7c61b6c4fd9903.jpg)
Wet Thumb Forum]-A New(??) Filtration Concept: The Hamburger Mattenfilter "HMF" - DIY Aquarium Projects - Aquatic Plant … | Frog terrarium, Diy aquarium, Fish tank
![Hamburg Matten Filters are space saving, non leaking and supremely efficient. HMF`s do better when not cleaned. Hamburg Matten Filters are space saving, non leaking and supremely efficient. HMF`s do better when not cleaned.](https://fish2water.com/resources/HMF%20malawi%20corner%20filter.png)
Hamburg Matten Filters are space saving, non leaking and supremely efficient. HMF`s do better when not cleaned.
![Wet Thumb Forum]-A New(??) Filtration Concept: The Hamburger Mattenfilter "HMF" - DIY Aquarium Projects - Aquatic … | Aquaponics aquarium, Aquaponics, Diy aquarium Wet Thumb Forum]-A New(??) Filtration Concept: The Hamburger Mattenfilter "HMF" - DIY Aquarium Projects - Aquatic … | Aquaponics aquarium, Aquaponics, Diy aquarium](https://i.pinimg.com/originals/ea/94/cf/ea94cf2b8a57636c2cb7e9fb4c65f33c.jpg)