UNS · Stone
Ancient Stone
Iwagumi keepers who like the Manten look and want a slightly darker, more angular stone.
4 models
UNS · Stone
UNS Red Manten Stone
A red-brown take on Manten, with orange, cream and beige showing in its weathered cracks. The warm colour contrasts strongly with green plants and looks at home in canyon and hillside scapes.
Updated
Best for
Warm-toned canyon or rocky hillside layouts, or anyone wanting a change from grey stone.
What stands out
- 30 lb (about 13.6 kg) box
- Deep reddish brown with orange and cream markings
- Weathered, blocky shapes
- Useful as a support stone under driftwood
Specs
| Model | Weight |
|---|---|
| 30 lb boxUNSH2519-30 | 13.6 kg |
- Brand
- UNS
- Effect on water
- Not stated by the seller; do a vinegar fizz test and check KH/GH before use
- Colour
- Reddish brown with orange, cream and beige
- Texture
- Weathered, creviced
- Prep
- Rinse and scrub well; the seller advises against boiling
Figures from Glass Aqua's product listing. Makers revise products, so check the current figures before buying. Photos supplied by the brand or its distributor.
Compare with
Browse all hardscape
UNS · Stone
Ashen Stone
Minimal or river-style scapes that want bright, soft stone against lush green planting.
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Black Lava Rock
Budget-friendly builds, nano tanks and moss-covered scapes that need plenty of stone volume.
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Black Lava Rock Cave
Shrimp and nano tanks that need hiding spots, or scapers wanting planted pockets at different heights.
4 models
Frequently asked questions
Quick answers about the UNS Red Manten Stone, drawn from its specs.
Does Red Manten Stone affect water chemistry?
Not stated by the seller; do a vinegar fizz test and check KH/GH before use.
How do I prepare Red Manten Stone before use?
Rinse and scrub well; the seller advises against boiling
Who is the UNS Red Manten Stone best for?
Warm-toned canyon or rocky hillside layouts, or anyone wanting a change from grey stone.
What are the alternatives to the UNS Red Manten Stone?
Other hardscape worth comparing: UNS Ancient Stone, UNS Ashen Stone, UNS Black Lava Rock. Add any of them to the compare table to see the specs side by side.