• Special filter system for water mineralization using reverse osmosis (BWT bestaqua ROC Coffee)
  • Unique magnesium mineralization technology by BWT
  • Magnesium-based mineralization ensures optimal coffee extraction.
  • Consistently pure and bacteria-free water, thanks to the BWT ultrafiltration membrane.
  • An ideal solution for high water demand.
  • Provides reliable machine protection and the highest, perceptible water quality.


BWT bestaqua PREMIUM is a new, innovative water filter system designed to improve water quality specifically for preparing hot beverages. Combined with the BWT bestaqua ROC reverse osmosis system, this filter exchanges calcium ions, which form deposits, for magnesium ions.

Water filtered in this way maintains a consistently high quality and is ideal for preparing coffee beverages. All devices using this water are optimally protected from scaling and corrosion. Additionally, the built-in ultrafiltration membrane (0.1µm) ensures hygiene by removing virtually all bacteria (99.9999%/log 6).



Technical Advantages:

  • Very simple filter installation and replacement
  • BWT magnesium mineralization technology
  • BWT ultrafiltration membrane (0.1µm)
  • Removes 99.9999% (log 6) of bacteria
  • Whole water filtration
  • Easy filter replacement
  • Activated carbon filtration


Technical Specifications:


  1. Connection thread (internal/external), (1) – replaceable
  2. Input pressure, min.–max. in bars – 0.5-4.0
  3. Water temperature, min.–max. in °C – 4–30
  4. Ambient temperature, min.–max. in °C – 4–40
  5. Connection height – 421
  6. Filter cartridge diameter – 130 mm
  7. Weight in kg, approx. (without water) – 2.6 kg
  8. Weight in kg, approx. (with water) – 4.3 kg


Filter Performance in Liters:


  1. Bypass setting (2) 100 (μ/cm) – 9000
  2. Bypass setting (2) 150 (μ/cm) – 6000
  3. Bypass setting (2) 200 (μ/cm) – 4500
  4. Recommended filter replacement after months – 6
Manufacturer: BWT
Country of origin: Austria
Product type: Accessories
EAN: 4250266708035
Index: 3400000116
Product reviews are obtained by means of the Trustpilot program, which allows customers who have actually purchased the product in our store issue opinions based on an individual link. Both positive and negative reviews are published in accordance with Trustpilot's terms and conditions - see Trustpilot terms and conditions. The star rating is the average of all customer ratings for a given product.
  • Special filter system for water mineralization using reverse osmosis (BWT bestaqua ROC Coffee)
  • Unique magnesium mineralization technology by BWT
  • Magnesium-based mineralization ensures optimal coffee extraction.
  • Consistently pure and bacteria-free water, thanks to the BWT ultrafiltration membrane.
  • An ideal solution for high water demand.
  • Provides reliable machine protection and the highest, perceptible water quality.


BWT bestaqua PREMIUM is a new, innovative water filter system designed to improve water quality specifically for preparing hot beverages. Combined with the BWT bestaqua ROC reverse osmosis system, this filter exchanges calcium ions, which form deposits, for magnesium ions.

Water filtered in this way maintains a consistently high quality and is ideal for preparing coffee beverages. All devices using this water are optimally protected from scaling and corrosion. Additionally, the built-in ultrafiltration membrane (0.1µm) ensures hygiene by removing virtually all bacteria (99.9999%/log 6).



Technical Advantages:

  • Very simple filter installation and replacement
  • BWT magnesium mineralization technology
  • BWT ultrafiltration membrane (0.1µm)
  • Removes 99.9999% (log 6) of bacteria
  • Whole water filtration
  • Easy filter replacement
  • Activated carbon filtration


Technical Specifications:


  1. Connection thread (internal/external), (1) – replaceable
  2. Input pressure, min.–max. in bars – 0.5-4.0
  3. Water temperature, min.–max. in °C – 4–30
  4. Ambient temperature, min.–max. in °C – 4–40
  5. Connection height – 421
  6. Filter cartridge diameter – 130 mm
  7. Weight in kg, approx. (without water) – 2.6 kg
  8. Weight in kg, approx. (with water) – 4.3 kg


Filter Performance in Liters:


  1. Bypass setting (2) 100 (μ/cm) – 9000
  2. Bypass setting (2) 150 (μ/cm) – 6000
  3. Bypass setting (2) 200 (μ/cm) – 4500
  4. Recommended filter replacement after months – 6
Manufacturer: BWT
Country of origin: Austria
Product type: Accessories
EAN: 4250266708035
Index: 3400000116
Product reviews are obtained by means of the Trustpilot program, which allows customers who have actually purchased the product in our store issue opinions based on an individual link. Both positive and negative reviews are published in accordance with Trustpilot's terms and conditions - see Trustpilot terms and conditions. The star rating is the average of all customer ratings for a given product.

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