Share this page

Pretreatment Solutions Blog

For over 9 years, Nalco Pretreatment Solutions has been presenting a unique perspective on the water industry, systems and technologies, from very technical applications information, to general business topics. Our overarching themes include Safety, Saving Energy, Saving Time, Saving Water, and how our Services, Systems and Replacement Parts achieve these goals. On a routine basis, we add information on our services, systems and replacement parts and show how they are important to your company.

VIEW List View Grid View Refresh Sort Order
Satya Nadella on Digital Transformation at Ecolab >
The concept of “Boardroom to Boiler Room” information visibility was presented by Satya Nadella and Steve Clayton at the Microsoft WPC 2016 (World Par...

Service RO-Water You Need, When You Need It >
When all you want to do is turn a valve and get high purity water with consistent quality and quantity for your process, Service RO from Nalco is the affordable c...

UltraSand Plus >
Nalco PTS manufactures the UltraSand Plus HEF Side Stream Filtration Systems to remove extremely fine suspended solids from open or closed recirculating cooling...

Condensate Polisher Shipped to Canada >
Recently, we shipped a sodium cycle condensate polisher to Ontario, Canada for a combined cycle power plant.  The system was constructed entirely of 304 stainl...

Condensate Polisher Shipped to Michigan >
A condensate polisher for a district heating plant in Michigan was shipped last week.  Dual Skid-Mounted Condensate Polisher for District Heating Plant in Michig...

Demineralizer Regeneration Frequency Determination >
Routinely, I am asked how long will one of our cation-anion two bed demineralizers operate before it has to regenerate. To determine this, we need to know the fl...

Condensate Polisher Shipped to Specialized Salt Manufacturer >
Res-Kem recently shipped another condensate polisher to one of the largest manufacturers of specialized salts and minerals. Specialized Condensate Polisher with U...

10 Questions to Answer Before You Specify Water Treatment Equipment >
Many times per day, we are asked to provide a quote for a specific water treatment technology like RO, demineralization, water softening, filtration, etc.  At Re...

Water Softener Shipped to Luxury Hotel in Delaware >
Water softener for a new luxury hotel in Wilmington, Delaware was shipped from our Res-Kem Aston facility.  This system treats all the incoming Wilmington city...

Carbon and Multi-Media Filters Shipped to Eastern Pennsylvania Power Plant >
Res-Kem shipped a multi-media filter and a carbon filter as pretreatment to an RO system.  Previously, this coal-fired power plant purchased a softener from Res-...

Condensate Polisher Shipped to New Jersey University >
Last week, Res-Kem shipped a condensate polisher to a New Jersey university.  This condensate polisher will be installed as part of a new onsite power production...

Water Softener Shipped to Hawaiian Resort Hotel >
A water softener was shipped to a luxury resort hotel on Maui.  The system will treat the water for the hotel’s laundry. Hot Water Softener with Stainless ...

Condensate Polishing System Shipped to University in Rhode Island >
A condensate polisher was shipped last week to a university in Rhode island to treat their steam condensate to save energy, reduce water usage and reduce water tr...

Ultrapure Water System Starting Up at Nanotechnology Center in Philadelphia >
Res-Kem supplied, to a new nanotechnology center in Philadelphia, an ultrapure water system. The start up will commence this Monday. The system is designed to...

Temporary Exchange Softeners for Unplanned Equipment Repairs >
Temporary, skid mounted softeners can get you back up and running when unplanned repairs are required to your in-house zeolite softeners.   Depending on the ex...

Rental Condensate Polishers Now Available >
Skid-Mounted, Rental Condensate Polishers are available for deployment with preconfigured systems in single, double, triple and quadruple module deisgns to treat...

Industrial Water Softener Shipped to Repeat Food Flavorings Customer in New Jersey >
Res-Kem recently shipped a second 84 inch industrial water softener to the same food flavorings plant in southern New Jersey. The water treated by the water soft...

Second Condensate Polishing System Shipping to a North Carolina University >
Res-Kem is shipping the second of two condensate polishing systems to a leading private university in North Carolina next week.  This is the second of two sys...

Amazing Craftsmanship of Condensate Polisher from Res-Kem >
I need to acknowledge the excellent, American craftsmanship which goes into our condensate polishers!  It may be the engineer in me, because this is an amazing...

Dealkalizer Shipped to University in Massachusetts >
A triple dealkalizer was shipped this week is the last major piece of equipment for a major steam boiler upgrade at a university in Cambridge, Massachusetts whic...

Improving Efficiency of Water Softeners at a Hospital >
A customer found they could reduce the salt and water costs of regeneration by 63% by having our service person diagnose the problems they were having and make ch...

Downloadable Catalog of Water Treatment Equipment Updated >
For 2012, we updated our downloadable industrial water treatment catalog.  (Given the number of equipment choices we provide, the catalog file is very large, so...

Water Softener vs. Condensate Polisher – Knowing the Differences Can Help you “Get Greener” >
Many companies are on a constant quest to run their business in the most energy-conscious, money-saving way possible. For those whose operations involve a low-pre...

400 gpm Multi-Media Filters Shipped to Brewery in Pennsylvania >
Res-Kem shipped a dual alternating multi-media to a brewery in northeastern Pennsylvania.  The each multi-media vessel has a design flow rate of 400 gpm and a...

Three Duplex 80 gpm Multi-Media Filters Ready for Shipment >
Res-Kem is has delivered 20 of the 40 customized, duplex multi-media filters for mobile enhanced oil recovery trailers. The Res-Kem multi-media filters are sized ...

Q&A on Condensate Polishers with Res-Kem’s Kevin Preising >
While dirty condensate clean-up can be an energy buster in most processing plants, one cost effective solution is to polish contaminated condensate for re-use. Co...

New Two Bed Demineralizer Technical Bulletins >
Res-Kem has a complete 2-Bed demineralizer product line designed for industrial water production.  The standard tank sizes range from 18″ to 96″.  ...

Condensate Polishing & Maintaining Quality Boiler Water >
Maintaining proper boiler water quality can be both costly and complicated when faced with navigating ASME boiler water guidelines. One cost effective solution is...

Condensate Polisher Ready for Shipment to Chemical Plant in Louisiana >
Res-Kem will be shipping a condensate polisher to a chemical plant in Louisiana in a two days.  This system will be used to treat condensate to save water treatm...

Water Softener Shipped to Food Flavorings Company in New Jersey >
Res-Kem recently shipped an industrial water softener to a food flavorings plant in southern New Jersey.  The water treated by the water softener is used to make...

Reduce Your Backwash Flow or Lament “Why is my ion exchange resin in the drain?” >
It is that time of year.  You must reduce your backwash flow in the Fall or you will find your ion exchange resin in the drain or waste treatment plant. Why do...

3D CAD Drawings for Condensate Polishers for University in Massachusetts >
In order to speed installation of the condensate polishers we recently shipped to Massachusetts, Res-Kem was asked to provide 3D CAD files for the condensate pol...

Condensate Polishing System Shipped to University in Massachusetts >
A triple all stainless steel condensate polisher was shipped to a university in Cambridge, Massachusetts.  The system is designed to treat 445 gpm of condensate...

Ultra Filtration – The Membrane Problem Solver >
There are very few innovations in the water treatment market these days. Sure the electronic controls have gotten more intuitive and compact, that is about it. Io...

Composite Fiberglass Softeners Versus Lined Carbon Steel Softeners >
Here are a few pro’s and con’s for a lined carbon steel softener option and a composite fiberglass softener system. Advantages of carbon steel lined s...

Condensate Polisher Shipped to Arkansas >
We shipped another condensate polishing system last month. This dual tank unit was shipped to a government facility in Arkansas.    Here are the key featur...

Common Anion Resin Foulants >
In a previous blog, we discussed common cation resin foulants. Here are some typical issues that we see with anion resin. Organics: Surface waters, such as rivers...

Ion Exchange Resin Testing & Analysis Services >
Test your ion exchange resin to monitor and maintain your water treatment systems such as softeners, dealkalizers, condensate polishers, deionizers or demineraliz...

Fleck Valved Multiple Tanks -“What’s Your System Number?” >
The Problem: Many water treatment end users can wind up inheriting an orphaned treatment system. Usually it was part of a package supplied by a car wash or a boil...

Trailer & Skid Mounted Mobile Water Treatment Systems Available >
Res-Kem, in association with our parent company, Nalco, now offers many different mobile water treatment system options. Whether you need supplemental water for s...

Common Cation Ion Exchange Resin Foulants >
We are often asked to help with an ion exchange system that no longer has the same run length as when it was new. Typically, this is the result of either reversib...

300 gpm Industrial Water Softener Shipped to a Virginia University >
I nearly missed taking photos of a very nice looking quadruple tank industrial water softener that recently left our plant. As you can see, the system is being pr...

GlobalSpec Condensate Polisher Presentation Archive >
GlobalSpec now has easier access to presentation archives from their Virtual tradeshows. Here is the presentation Kevin Preising gave at the “Industrial Pro...

Condensate Polisher Shipped to a Virginia University >
This past month, we have built and sent another condensate polisher to a major university in Virginia. This stainless steel system with carbon steel piping is des...

Corroding Condensate Polishers >
I have written several posts about Res-Kem’s reasons for manufacturing our condensate polishers in stainless steel. Here are two lessons why this is importa...

200gpm Condensate Polisher for Major Chemical Company >
Res-Kem will be shipping a 200 gpm condensate polisher for a large chemical company later this week. Using our standard all stainless steel condensate polisher de...

Condensate Polisher ROI Presentation >
Reuse It – Don’t Lose It! The Economics of Condensate Polishing was presented at the GlobalSpec Industrial Processing virtual tradeshow on August 25, 2010. It...

Presentation on Condensate Polisher ROI >
As I alerted in a previous post, Kevin Preising of Res-Kem gave a webcast entitled “Reuse It or Lose It – The Economics of Condensate Polishing”...

Economics of Condensate Polishing >
On August 25, 2010, Res-Kem’s Kevin Preising will make a presentation entitled “Reuse It – Don’t Lose It! The Economics of Condensate Polishing...

Softener Service at Power Plant in New Jersey >
After reviewing our blog posts over the past 4+ years, I realized we have not talked much about our site service team. Our normal service area is in New Jersey, E...

Industrial Water Softener Skid-Mounted Shipped >
I try to keep up with our shipments, but with all the systems going out recently, I missed posting this dual tank industrial water softener out about two weeks ag...

Custom Manual Water Softeners Shipped >
Last week, we shipped two custom water softeners. The customer was using the softeners to treat the water feeding plant safety showers. Res-Kem has the flexibilit...

Stainless Steel Condensate Polisher with Bray Valves >
Res-Kem just completed another condensate polisher manufactured in stainless steel. This system uses our standard design with optional butterfly valves. The vesse...

Dealkalizer Performance Calculations >
We recently had questions about a perceived problem with a dealkalizer. This customer believed the capacity of the dealkalizer was lower than originally specified...

Pentair Fleck Electronic Timers >
Fleck has been moving quickly with upgrades to their electronic timers, which has created confusion over which is the latest one and which valves accept which tim...

Industrial Water Softener Maintenance >
Res-Kem Corp. and our sister company General Water Services offer preventative maintenance contracts for customers here in the Mid-Atlantic region. I thought it m...

Resin Traps-Insurance for Industrial Water Systems >
Recently, Res-Kem published a white paper entitled “Inexpensive Insurance for Water Treatment Systems-Resin Traps” by Ron Madden. In this white paper,...

Condensate Polishers Shipped for Local University >
Last month, Res-Kem shipped a quadruple condensate polisher system to a local university. The condensate polishers are used to treat the water in the condensate l...

Triple Softener System for Steam Heat Peaking Plant Sized for 750 gpm Flow >
Here is another example of number of the industrial, commercial, residential, and/or residential water treatment systems being designed, assembled, shipped and in...

Condensate Polisher Savings of 23% Realized Through Value Engineering >
The white paper, Condensate Polisher Savings of 23% Realized Through Value Engineering, shows how a value engineering team comprised of personnel from a well-know...

Setting Brine Tank Refill Time on Fleck Softener Valve >
The Pentair® Fleck® multi-port softener valve controllers, electronic versions SE, XT, XTR and SXT and non-electronic versions, are very flexible allowing for c...

Water Neutralization Saves $23,000 Annually >
Res-Kem has published another white paper on water treatment. This next one is entitled Bucking the Industry Trend… Simple Change to Water System Saves New Jers...

Water Softener Is Not Producing Soft Water >
Problem: Your customer’s water softener is not producing soft water. The brine tank may be filling with water. Symptoms: A water softener is used to protect...

How to Correctly Size a Sodium Cycle IX Condensate Polisher >
Problem: Customer Can’t Get Enough Flow through Condensate Polisher => How to Correctly Size a Condensate Polisher Solution: Customer called to state the...

Condensate Polisher Vessel Materials of Construction >
We often receive the following question about the materials of construction of condensate polisher vessels. Question: We’re considering a condensate polishe...

Water Softener in Steam Plant >
Last week, a triple industrial water softener designed and manufactured by Res-Kem was started up in a Cambridge, Massachusetts steam plant. The softener system h...

Condensate Polisher with All Stainless Steel Construction >
Last week, Res-Kem shipped a condensate polisher designed to treat an 80 gpm flow rate with a 390,000 grain capacity. The condensate polisher had an all stainless...

Boiler Feed Water Flow Rate Requirements Chart >
Question: We received a request for proposal today for “a water treatment system to treat the water going into my dual 194 HP steam boilers”. Start of...

Problems with a Bruner(R) Softener Multi-Port Valve >
Here are some common problems we see with very old Bruner(R), Bruner-matic(R), and Culligan(R) Hi-Flo (TM) multi-port valves. A recent request for help prompted t...

My backwash flow rate is too high for my well and well pump >
A common design issue for sand filters, multi-media filters, greensand filters, arsenic removal units, etc. is the large difference between the backwash flow rate...

Why should I treat my boiler condensate? >
Question: Why should I treat my boiler condensate? Our Answer: The reason why to treat your boiler condensate is condensate systems always leak. Heat exchangers a...

Bacteria in RO System >
Question: “I am getting some bacteria coming out of my RO that I was not getting before. How can I clean the membranes.” Our Answer: You can use a pro...


How Can We Help?
Looking to service, replace, expand, or improve your water pretreatment system? Need supplies or replacement parts for your pretreatment water equipment? Let Nalco PTS help you find what you're looking for or contact Nalco for further assistance with all of your water pretreatment system needs.
About Pretreatment Solutions
Nalco Pretreatment Solutions (PTS) is a leading manufacturer and supplier of services, systems and supplies for industrial and commercial water pretreatment systems for treating process water, product water, boiler pretreatment, and drinking water.
Privacy Policy
© 2016 Nalco
An Ecolab Company