Articles
Deep dives on water and water treatment for homes, apartments and businesses. Written for people choosing equipment: every figure in the text links to a source at the end of the article.
Water and water treatment
10 articlesHow to Choose a Water Filter: Start with the Task, Not the Price
How to select a filter based on a water analysis rather than a price list. Mechanical filtration, softening, iron removal, point-of-use drinking water treatment and Uzbekistan's standards.
5 min readDo You Need a Water Softener in an Apartment or a Private House
When a water softener is needed in an apartment and when in a private house. Sizing, sodium in water, the limits of ion exchange and the hard water of Tashkent.
6 min readReverse Osmosis or a Flow-Through Filter: How They Actually Differ
How reverse osmosis differs from a flow-through filter: operating principle, what each removes, drain, pressure, service life and selection for the task.
6 min readScale in a Water Heater and Boiler: Where It Comes From and What It Costs
The chemistry of scale formation, its effect on heat transfer and real loss figures from DOE and Battelle data. What this means for systems in Tashkent.
7 min readMagnetic and Electromagnetic Water Softeners: What the Physics Says
An analysis of magnetic and electromagnetic water treatment based on controlled tests and scientific reviews. Why ion exchange works differently.
7 min readHard and Soft Water: Where It Helps, Where It Harms, and Where the Line Is
Hardness ranges in meq/L, °dH and ppm CaCO3 according to WHO and GOST. Why overly soft water is aggressive to metal and where the line lies.
7 min readCabinet-Type Water Softeners: What They Are and Who They Suit
How a cabinet softener is built, how ion exchange works, what the feed water requirements are, and which projects this solution suits.
6 min readWater for a Café and Restaurant: Why It Is an Ingredient, Not a Utility
Why water determines the taste of coffee and the service life of kitchen equipment. The SCA standard in numbers and water treatment schemes for the bar and the kitchen.
5 min readWhat Water to Put in a Humidifier
Ultrasonic, steam and evaporative humidifiers require different water. We cover white dust, scale, hygiene and manufacturer recommendations.
6 min readRusty Water and Odor from a Water Heater: Causes and What to Do
Where rust in hot water comes from and why a water heater smells of rotten eggs. The role of the magnesium anode rod, the diagnostic sequence and what to do.
7 min read
About BWT
5 articlesBWT at International Trade Fairs: Where the Company Showcases Its Technology
A review of BWT's trade fair footprint: ISH, Aquatech, IFAT, Host, Piscine Global. What the company exhibits and how to read its announcements.
5 min readBWT Innovation: What the Company Introduced First and What Actually Works
A review of BWT's key developments: Mg2+, AQA total, SEPTRON, FUMATECH membranes, One Pipe Power. What is verifiable and what is a company claim.
5 min readb.waterMISSION: What BWT Is Doing with Drinking Water in Africa
How the AQUA PEARLS Foundation's b.waterMISSION project works: countries, water point technology, dated figures, and funding sources.
5 min readBWT Technologies: How Ion Exchange, Reverse Osmosis, Magnesium Mineralization, and Scale Protection Work
How ion exchange, reverse osmosis, magnesium mineralization, and dosing work. Regeneration, concentrate, operating parameters, limits of application.
9 min readBottled Water and Plastic: Why a Home Filter Is Cheaper and Cleaner Than a Bottle
How much plastic is produced and recycled, what is found in bottled water, and why a home filter costs less than a bottle.
8 min read