Description
Mantis Rollermat 1200 Fleece 50m Roll — Replacement fleece for the Rollermat 1200 automatic filter
A large system puts through fleece faster than a nano tank does, and finding the roll has run out mid-service is worse on a 1200 than on a smaller unit, since more flow is passing through unfiltered while a replacement is sourced. Mantis Rollermat 1200 Fleece 50m Roll (SKU: MA069504) is the replacement fleece media sized for the Mantis Rollermat 1200 automatic filter, cut to the wider 19 cm width that unit’s mechanism takes and supplied as a 50 m roll matching the length of the original. It replaces traditional filter socks and floss in the same way the factory-loaded roll does, capturing fine particulate and debris as the Rollermat advances the fleece automatically across the flow path.
The fleece is intended for the same systems the Rollermat 1200 itself serves, chiefly marine, tropical and freshwater aquariums, since the mechanical filtration task stays the same regardless of water chemistry. Being a straight 19 cm by 50 m replacement, it needs no cutting or trimming before being threaded onto the mechanism; the spent roll comes off and the new one goes on in its place. Because the Rollermat 1200 handles larger systems and higher flow, keeping a spare on hand matters more here than on the smaller unit, particularly on heavily stocked displays or sumps running close to the filter’s rated 12,000 L/H. This fleece fits the Rollermat 1200 only; the narrower Rollermat 600 Fleece 50m Roll (SKU: MA069502) is cut to 14 cm for the smaller unit.
Usage & Application
When to Use
- Rollermat 1200 roll changes: Replacing a spent fleece roll in the Mantis Rollermat 1200.
- Large or high-flow systems: Tanks running near the Rollermat 1200’s rated 12,000 L/H.
- Keeping a spare on hand: Avoiding filtration downtime while waiting on a reorder.
- Marine, tropical or freshwater: Any Rollermat 1200 installation regardless of water type.
Placement & Usage Guide
- Remove the spent roll: Take out the used fleece once it has fully fed through the mechanism.
- Load the new roll: Thread the 19 cm roll onto the feed mechanism the same way the original was loaded.
- Check the feed: Run the filter briefly to confirm smooth advancement before leaving it unattended.
- Store the spare dry: Keep any unused roll somewhere dry until it is needed.
Product Specifications & Highlights
Key Features
- Exact-fit replacement: Cut to 19 cm to match the Rollermat 1200’s feed mechanism.
- 50 m roll length: The same length as the roll the unit ships with.
- No trimming needed: Loads directly into the mechanism at the correct width.
- Built for higher flow: Sized for the Rollermat 1200’s larger systems and faster roll turnover.
- Marine, tropical and freshwater use: Suited to any Rollermat 1200 installation.
Product Details
- Brand: Mantis
- SKU: MA069504
- Product Type: Filters > Replacement Fleece Roll
- Compatible Model: Mantis Rollermat 1200
- Fleece Width: 19 cm
- Roll Length: 50 m
- Other Sizes: Rollermat 600 Fleece 50m Roll (SKU: MA069502)
- Target Environment: Freshwater and marine aquariums


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