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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.

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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...

Pentair AquaMatic Valve and Controller Discontinuation Notice >
After over 80 years in the market, we received a discontinuation notice from the manufacturer of AquaMatic valves and controllers. There are two important dates...

Dow Filmtec RO Elements Added to eCommerce >
18 different Dow Filmtec 8-inch and 4-inch RO and NF (nano-filtration) elements were added to the Nalco eCommerce site.   In addition to Filmtec RO membranes, y...

Discontinued DOW FILMTEC™ RO and Nanofiltration Products >
While working on adding Dow Filmtec membranes to the Nalco eCommerce site, I came across this interesting list of discontinued FILMTEC™  RO and NF products on...

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...

Rebranded, Redesigned and Responsive Website >
Recently, we completed a redesign of our website and rebranded it as Nalco Pretreatment Solutions part of Nalco | An Ecolab Company.  This project was parti...

Pall Filters added to e-Commerce Site >
Seventy (70) Pall filters have been added to the Nalco eCommerce site. Now it is easy to find and purchase most of the Pall filters you use! If you know the Pall...

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...

RO Membrane Cleaning-Offsite >
If you have an RO system, periodically you will need to clean your membranes. We can provide off-site membrane cleaning services that are designed to improve the ...

Teaching People What They Need >
My normal focus in this blog is water treatment.  I am going to take a tangent today because my favorite blogger, Seth Godin, had a very interesting post last w...

North Jersey Service Center Opens in Linden, NJ >
To serve our customers in North Jersey, Eastern New York and Long Island better, we opened our 10,000 sqft service center in Linden, NJ.  From this location, we ...

Water Treatment Ecommerce Site Open For Business >
Our new E-commerce Web Site for water treatment, http://reskem.ecolab.com is ready to accept orders for many of the replacement parts you need for your industri...

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...

Combating Iron, Manganese, Sulfur with Media >
Commonly referred to as the Troublesome Trio, Iron, Manganese and Sulfur, although not a real health concern, will reap havoc on a plumbing system.  As little as...

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...

3D Printed Model of Rental Condensate Polisher >
To speed up installation of our rental condensate polishers, we will provide a 3D CAD file as part of the documentation.  This is will insure the condensate pol...

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...

Selecting the Perfect Filter Cartridge >
Being a distributor of water treatment supplies, we are asked to provide filter cartridges. Most of the time, these requests will consist of: “Hey, I need a...

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...

OSHA Required Deadline You May Not Know About-December 1, 2013 >
Do you use chemicals or produce chemicals in your facility?  You may not be aware on December 1, 2013, OSHA, Occupational Safety and Health Adminis...

Critical Safe Equipment Operation & Maintenance Reminder From Aquafine UV >
On November 13, we received a bulletin from Aquafine stating this precaution:  “This bulletin is a reminder of the potential risk of an unsafe condition a...

Finally Available! – Stainless Steel Resin Traps >
After many requests, Res-Kem now has stainless steel resin traps available!  So, in addition to our standard PVC and CPVC resin traps, we now offer them in 304SS...

1.4 MILES of Wire Saved Through Innovative PLC Architecture >
… and over 800 electrical and 40 instrument air connections! The field wiring for our customer became very complex because they wanted verification that eac...

Customized Greensand Filter for Brewery Prepared for Shipping >
With factory testing completed, Res-Kem’s greensand filter with several advanced features is ready for shipment to a local brewery.  Because the water is i...

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...

Unleashing Innovation: Manufacturing – Wall Street Journal Special Report >
The Wall Street Journal had an excellent special report on manufacturing yesterday, June 11, 2013.  I would recommend anyone who is involved with manufactured pr...

Calibration Services Offered for Thornton Products >
Res-Kem now offers calibration of Mettler-Toledo’s Thornton products including pH, ORP, and resistivity/conductivity probes.  These probes are used with Th...

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...

Mighty Little Chemical Pump-Stenner ECON FP >
  What fits in the palm of your hand an can pump up to 30 GDP at 80 psi?  The new Stenner ECON FP pump!   The ECON FP is an extremely versatile chemical pump....

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...

Naturally Occurring Radioactive Material in Your Water >
NORM means Naturally Occurring Radioactive Material and TENORM stands for Technically Enhanced Naturally Occurring Radioactive Material.   The USEPA states R...

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...

Siemens Selling Water Treatment Business >
The big news in the water treatment industry for this past week has been Siemens’ announcement to sell the water treatment equipment and...

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...

Greensand Filters Shipped to Western PA Water Plant >
A western Pennsylvania, small private water utility, recently received four greensand filters to replace the filters that were failing.  Unable to get the orig...

Iron and Manganese Removal Filter Shipped to Westchester County HQ >
Res-Kem recently shipped a 52 gpm dual tank greensand filter to a Westchester County New York corporate headquarters campus.  This filter uses greensand to remov...

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...

Chloramine Removal With Catalytic Carbon >
Is your carbon under attack? Have you chosen the correct carbon for chloramine removal? What carbon makes the most effective final barrier against chloramines?  ...

DI System Shipping to Washington Chemical Plant >
Shipping today is a two bed (cation ion exchange tank followed by an anion ion exchange tank) demineralizer for a chemical plant in Washington State. This unit is...

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″.  ...

Elliptical Bolt & Yoke Manways >
Res-Kem is a leading supplier of elliptical yoke and bolt manways for personnel access to pressure vessels. Res-Kem offers various sizes of these complete manhole...

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...

I Can’t Believe It’s Not A Water Sample! >
Holy Moses! It wasn’t 1 week after my last blog on October 28th 2011 about receiving water sample in old pickle jars when I get a water sample in an used ma...

Validatable Water System for New Jersey Pharmaceutical Company Shipped >
We were recently asked to provide a DI water system for a central NJ Pharmaceutical company. They required a small amount of water for a batching operation, 50 ...

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...

Water Sampling a Critical Step in Water Equipment Selection >
For our wholesale equipment customers who treat well water, we offer a very basic water analysis. Ultimately, the success of the water treatment starts with prope...

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...

Peroxide. Mother Natures Hamburger Helper >
As water treatment professionals we sometimes stumble upon jobs that are very troublesome. Those jobs almost always involve iron removal from ground water with ox...

AquaMatic Valves-Normally Open or Normally Closed…That is the Question >
One of the most confusing concepts of Aquamatic Valves is trying to determine from the customer if the valve is normally open or normally closed. What seems to co...

Activated Carbon-“That Old Black Magic” >
Activated carbon is an amazing product. Its ability to purify and remove contaminants seems limitless. However, few people know what activated carbon really is or...

Pentair NXT Electronics to the Rescue to a Field Customization Catastrophe >
Question: Recently, a customer called Res-Kem looking for assistance with troublesome Fleck 2900 valves at a car wash. The system was a hodge podge of “borr...

Replacing Pentair Fleck Drive Motors or “HOW TO GET YOUR SPARK ON” >
A field service person recently found that 24 volts and 120 volts don’t mix. The hard way. Field service people should take great care to realize this when ...

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...

Triple Greensand Plus Filter for Iron and Manganese Removal >
A triple Greensand Plus filter for iron and manganese removal was assembled and shipped today. This skid-mounted system will be installed to treat the water for a...

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...

Water Analysis Article >
I came across an excellent article in an old issue of Water Conditioning & Purification magazine entitled “Making Sense of an Incomplete Water Analysis&...

Aquamatic Valve & Control Lines Discontinued >
In addition to the announcement of the A200 series impulse control stager being discontinued, the letter from Pentair has other Aquamatic discontinuations. The fo...

A200 Stager Control from Aquamatic Discontinued >
Soon after we completed changes to our website, discussed in our previous blog post, a discontinuation notice was Res-Kem just received in the mail from Aquamatic...

Aquamatic Stager Controls Information for GE/Osmonics >
Res-Kem has a significant amount of information on Aquamatic Stager Controls on this website. We wanted to make the information more easily accessible for our cus...

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

Triple Sand Filters Shipped and Installed Treat Sized for Peak Flow of 1000 gpm >
It has been a very, very busy couple of months at Res-Kem. Systems of all sizes have been designed, built, shipped, and installed for industrial, municipal, comme...


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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.
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