1. Aquarium Filter Products
  2. sku: 16596769808219603
  3. RED SEA R35400

RED SEA R35400 Nanomat Fleece Roller Filter Box

R35400 Red Sea Nanomat Fleece Roller Filter New Open Box Never Used

( Brand: Red Sea ), ( Manufacturer Part Number: R35400 ), ( Model: NANOMAT ), ( Flow Rate: Up To 383 Gph ), ( Type: Box Filter ), ( Tank Capacity: 25 Gal. ), ( Water Type: Marine ), ( Max Head: 2.25 Meter ), ( Filter Location: Internal )

Review RED SEA Nanomat Fleece Roller Filter New Open Box Never Used

The **Sea R35400 Nanomat Fleece Roller Filter Box** is a high-performance filtration system designed to elevate the efficiency and longevity of marine engine cooling systems, particularly in applications where water quality and debris accumulation pose significant challenges. Engineered with precision, this filter box incorporates a **Nanomat fleece roller mechanism**, a cutting-edge technology that combines the durability of synthetic fibers with the self-cleaning capabilities of a rotating filter element. The roller design ensures continuous filtration by gradually exposing fresh, clean fleece material to incoming water flow, while simultaneously compacting and ejecting trapped debris into a dedicated waste chamber, minimizing clogging and reducing maintenance downtime. Constructed from robust marine-grade materials, including corrosion-resistant plastics and reinforced housing, the R35400 is built to withstand the harsh conditions of saltwater environments, saltwater intrusion, and thermal fluctuations without compromising structural integrity. Its compact yet spacious design accommodates a **large surface area of filtration media**, optimizing the capture of fine particles as small as 10 microns, including algae, silt, and microscopic organisms that conventional filters often fail to remove. The filter box features a **sealed, gasketed lid** with a secure locking mechanism to prevent leaks and contamination, while the integrated **waste outlet** allows for easy disposal of collected debris without disassembling the unit. Ideal for use in **inboard/outboard engines, sterndrive systems, and auxiliary power units**, this filter box is particularly well-suited for vessels operating in murky or polluted waters, such as fishing boats, yachts, or commercial craft where engine protection is critical. The Nanomat fleece technology not only extends the life of cooling systems by preventing scale buildup and corrosion but also reduces the frequency of filter replacements, offering both cost savings and operational reliability. With its innovative design and superior filtration performance, the Sea R35400 Nanomat Fleece Roller Filter Box stands as a premium solution for marine engineers and boat owners seeking to maintain peak engine efficiency in demanding aquatic environments.

### **Pros and Cons of buying a Sea R35400 Nanomat Fleece Roller Filter Box**

#### **Pros:**

1. **High Filtration Efficiency** The Nanomat fleece technology provides excellent filtration, capturing fine particles (down to 1-5 microns) while maintaining water flow. This is beneficial for both clarity and system longevity.

2. **Durability and Longevity** The roller design and high-quality materials reduce wear and tear compared to traditional foam filters, extending the filter s lifespan between replacements.

3. **Water Flow Optimization** The roller mechanism helps maintain consistent water flow, reducing clogging issues that can occur with static filters.

4. **Compatibility with Multiple Systems** The R35400 model is designed to fit standard filter housings (typically 250-300mm), making it versatile for various aquariums and ponds.

5. **Ease of Maintenance** The fleece material is easier to clean and replace compared to some other filter media, reducing downtime for maintenance.

6. **Improved Water Quality** By trapping debris and reducing turbidity, it helps maintain clearer water and a healthier environment for aquatic life.

7. **Cost-Effective Over Time** While the initial cost may be higher than basic foam filters, the extended lifespan and efficiency can reduce long-term expenses on replacements and cleaning products.

#### **Cons:**

1. **Higher Upfront Cost** Compared to standard foam or sponge filters, the Nanomat fleece roller filter is more expensive, which may be a barrier for budget-conscious buyers.

2. **Learning Curve for Installation** If not properly installed, the roller mechanism could malfunction or reduce effectiveness. Some users may need to adjust the setup for optimal performance.

3. **Replacement Frequency** Although durable, the fleece material will eventually degrade and require replacement, adding to ongoing costs.

4. **Limited Availability** Depending on the region, this product may not be as widely stocked as more common filter media, potentially requiring online purchases or special ordering.

5. **Potential for Over-Filtration** In very low-flow systems, the roller s efficiency might create excessive resistance, requiring additional adjustments or a stronger pump.

6. **Not Ideal for Heavy Bio-Loads Alone** While effective for mechanical filtration, it may not fully replace biological filtration (e.g., live rock, bio-balls) in high-demand systems like large aquariums or fish tanks with heavy stocking.

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### **Conclusion**

The **Sea R35400 Nanomat Fleece Roller Filter Box** is a superior choice for those seeking high-performance mechanical filtration with durability and efficiency. It excels in maintaining water clarity, reducing maintenance hassles, and offering long-term value, especially for aquariums, ponds, or systems where fine filtration is critical. However, its higher cost and potential complexity in installation or setup may not justify the purchase for users with minimal filtration needs or tight budgets.

If you prioritize **clarity, longevity, and reduced maintenance**, this filter is highly recommended. For **small, low-demand systems or budget-conscious buyers**, a traditional foam or sponge filter may suffice.

**Final Recommendation:** Purchase the **Sea R35400 Nanomat Fleece Roller Filter Box** if:

- You have a medium to large aquarium, pond, or system requiring fine filtration.

- You want to minimize frequent filter replacements and maximize water flow efficiency.

- You are willing to invest in a premium filter for long-term benefits.

Consider alternatives (e.g., standard foam filters or other roller filters) if:

- Your system has low bio-load or minimal debris.

- You prefer a lower upfront cost and simpler maintenance.

- You are unsure about the installation process and need a more straightforward solution.

Details:

The result is crystal clear water, decreased nutrient build-up, and much less maintenance. Why Should You Use an Automatic Fleece Roller Filter?, Traditional filter socks or pads can quickly become clogged with detritus, uneaten food, and particulate matter. The NanoMat is engineered as a drop-in replacement for Red Sea standard 4 filter socks and perfectly suited the rear sump of Max Nano G2 all-in-one systems. Unlike the larger Reef Mats, NanoMat doesn't require any apps or internet connectivity, offering a simple and reliable filtration solution.

Specifications, Compatibility: Red Sea Standard 4 Filter Sock Holders, Max. The Ultimate Automated Fleece Roller Filter for Small Systems, Plug Play, Drop-In Installation, Compatible with Red Sea Standard 4 Socks, designed Max Nano G2 Easy Fleece-Mat Replacement System, 59 Efficient, High-Flow, Skimmer-Friendly Rolls, Autonomous Drive Unit Fail-Proof Solid-State Sensors, Auto Shutdown to Prevent Wastage, Suitable Seawater Aquariums Only, Introducing the NanoMat by Sea, a fully automated, plug play fleece roller filter designed keep your aquarium water crystal clear weeks at time. Equipped with a smart processor-controlled drive unit and dual-level sensors, the NanoMat automatically advances fleece roll whenever it detects blockage, ensuring consistent water clarity. Each NanoMat fleece roll lasts approximately 4 weeks, but will vary from system.

The innovative high-water level sensor halts the auto advance during maintenance or feeding, preventing unnecessary fleece usage. An automatic fleece filter roller regularly replaces dirty with clean fleece, ensuring that water is always being filtered through material.

part #: r35400 price

  • $190.00

specifications aquariumfilterer:

  • brand: Red Sea
  • mpn: R35400
  • model: Nanomat
  • flow rate: Up To 383 Gph
  • type: Box Filter
  • tank capacity: 25 Gal.
  • water type: Marine
  • max head: 2.25 Meter
  • filter location: Internal

seller aquariumfilterer:

  • rating: 100.0%
  • city: Hollywood, Florida
  • # reviews: 15

returns aquariumfilterer:

  • policy: No Returns

payments aquariumfilterer:

  • cRedit card: Diners-club
  • other
  • wallet: Apple-pay

offer aquariumfilterer:

  • best offers: True
  • started: May 1, 2026
  • availability: In Stock
  • sold: 0
  • options: Ship-to-home
  • quantity: 1

general aquariumfilterer:

  • condition: New
  • Pet Supplies > Fish Aquariums > Filters

shipping aquariumfilterer:

  • service: UPS Ground
  • class: Standard
  • carrier: UPS
  • cost: $15.20
  • transit: 4-8 Days
  • type: Calculated
flow rate: up to 383 gph, type: box filter, tank capacity: 25 gal., water type: marine, max head: 2.25 meter, filter location: internal,
category: pet supplies > fish aquariums > filters, sku: 16596769808219603,
Red Sea R35400 Is Similar To:
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1 offer $190.00 USD
  • Used. Offer #1 priced at $190.00 + $100.02 shipping estimate = $290.02* total. The result is crystal clear water, decreased nutrient build-up, and much less maintenance. Red Sea Nanomat used for three mths.+$100.02 shipping

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