Maxspect Nano-Tech Bio Blocks (2 Blocks per Box)
SKU: 58372285402

Maxspect Nano-Tech Bio Blocks (2 Blocks per Box)

$30.60 $34.00
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Description

Maxspect Nano-Tech Bio Blocks (2 Blocks per Box)MAXSPECT nano tech bio blocks (2 per box) Stabilized microbial sewage treatment technology with Biological Aerated Filter (W BAF). Ultra high surface cross cutting ratio and filtration area. Nano Tech Bio Media is made of ceramic beads and is completely inert. Time tested technology Adopted from the sewage treatment industry, the Nano Tech Bio Media uses a proprietary technology to form the inert ceramic beads into a manageable shape (spheres, blocks,

MAXSPECT nano-tech bio-blocks (2 per box)

 

Stabilized microbial sewage treatment technology with Biological Aerated Filter (W-BAF).

Ultra-high surface cross-cutting ratio and filtration area.

Nano-Tech Bio-Media is made of ceramic beads and is completely inert.

Time-tested technology

Adopted from the sewage treatment industry, the Nano-Tech Bio-Media uses a proprietary technology to form the inert ceramic beads into a manageable shape (spheres, blocks, plugs) for household aquariums.

 

With an ultra-high surface cross-cutting ratio and filtration area, each Bio-Sphere has up to 54m² surface area (580ft²) and each Bio-Block has up to 1,080m² surface area (11,635ft²) for the establishment of bacterial colonies, which allows it to effectively control the quality and stability of the water column.

 

With the use of stabilized microbial sewage treatment technology (W-BAF), the Bio-Media have a unique advantage in the treatment of water columns with high Ammonia-Nitrogen (NH4-N) and high Nitrate-Nitrogen (NO3-N).

 

The Bio-Spheres/Bio-Blocks excel at establishing bacterial colonies in forms of Bio-Nano Composite Films, it allows different species of bacteria and fungi to grow on its large surface area, such as nitrifying bacteria (including species of the genera Nitrosomonas, Nitrosococcus, Nitrobacter and Nitrococcus), yeast, phototrophic prokaryotes, etc.

 

The Bio-Spheres/Bio-Blocks are carefully manufactured to ensure its quality, the well-designed porous structure of the Bio-Spheres/Bio-Blocks create the ideal living conditions and environment for bacterial colonies, but will not be decomposed by the bacterial colonies that grows within it.

 

Only 10 pieces of Nano-Tech Bio-Sphere or 1 piece of Nano-Tech Bio-Block can replace up to 20lbs (10kgs) of live rock.

 

For Bio-Blocks, simply place them directly in your sump or area with a high water flow.

 

The Bio-Spheres/Bio-Blocks should be cleaned or replaced every 6 months for optimal results, however when cleaning/replacing old Bio-Spheres/Bio-Blocks, DO NOT replace all of them at the same time. Clean/replace half of the Bio-Spheres/Bio-Blocks such that there are sufficient bacterial colonies remain to re-establish themselves in the newly cleaned/replaced Bio-Spheres/Bio-Blocks.


Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 58372285402

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Erica
Houston, US
★★★★★ 5
Affordable
Good price and didn’t bother my sensitive skin.
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Reviewed in the United States on February 28, 2026
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Verified Purchase
Caroline
Chelsea, US
★★★★★ 5
Lightweight tinted SPF that looks beautiful on mature skin
I’ve tried a lot of tinted sunscreens, and this one is honestly one of the nicest I’ve used for everyday wear. The Eucerin Tinted Age Defense SPF 50 feels lightweight, blends easily, and gives the skin a healthy natural glow without looking heavy or greasy. The texture is smooth and hydrating, and I was pleasantly surprised by how well the tint adapted to my skin tone. It helped even out my complexion while still looking very natural. On mature skin, that is important because many tinted SPFs can settle into fine lines or look dry after a few hours. This one stayed comfortable and looked fresh throughout the day. I also liked that it layered well over skincare and under makeup without pilling. The finish is more radiant than matte, which gives the skin a healthier and less tired appearance. The addition of hyaluronic acid is a nice bonus because the product feels more moisturizing than many sunscreens I’ve tested. The packaging is practical, easy to use, and perfect for daily use or travel. SPF 50 protection combined with skincare benefits makes this a great all in one daytime product. The tint may not work perfectly for every skin tone since it is designed as a universal shade, but on my skin it blended much better than expected. If you’re hesitating between Eucerin and CeraVe, this one is better for mature skin, a more elegant finish, and higher sun protection since this version offers SPF 50 while many tinted CeraVe options only go up to SPF 30. If you specifically want higher daily protection with a natural radiant finish, this one is definitely the better choice for me.
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Reviewed in the United States on May 6, 2026
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Verified Purchase
Anonymous
Fort Morgan, US
★★★★★ 5
Eucerin sunscreen spf 50
The best sunscreen I’ve ever had. No white cast, no clogging pores. Goes on smooth and silky. No flaking off. Absolutely love it. I’m a dark skinned black woman for reference
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Reviewed in the United States on June 3, 2026
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Chrissy
Fort Morgan, US
★★★★★ 5
Eucerin for the Win...Again!
I love this tinted sunscreen. It's so lightweight and blends in really well. Since it blends in, it is good for all shades of skin. It doesn't have a strong smell like a lot of other sunscreens have, so that is a huge bonus. So far I'm really loving it. I am definitely a Eucerin girly. I love all things Eucerin at this point.
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Reviewed in the United States on June 6, 2026
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Umm Zaynab
Fort Morgan, US
★★★★★ 4
A hydrating sunscreen but won’t provide the coverage
I’ve been using CeraVe sunscreen, so that’s my baseline. It’s thicker, slightly pigmented, and very hydrating.. Switching to Eucerin felt like moving from a cozy blanket to a light sheet. It’s definitely thinner and less pigmented, so at first it didn’t give me that same immediate glow or coverage I was used to. That said, on its own, it’s still a good sunscreen. It spreads easily, feels comfortable, and does the job without heaviness. After using it for a while, I’ve kind of settled into a rhythm: • If I want a bit of coverage and that hydrated, supple finish → I reach for CeraVe • If I just need straightforward sun protection → Eucerin works perfectly fine One small downside is the packaging. The pump is convenient, but toward the end, I can already tell there’ll be product left that’s hard to get out since you can’t really squeeze or open it easily. Overall, I’d say Eucerin is a solid, lightweight sunscreen. Just don’t expect that tinted, slightly “makeup-like” effect if you’re coming from something like CeraVe. It’s more of a quiet, reliable everyday option than a multitasking one.
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Reviewed in the United States on March 26, 2026

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