Commercial Water Treatment Equipment Supplier, Philippines

What water treatment equipment does JOHOB supply?

JOHOB supplies commercial and industrial water treatment equipment nationwide: ion-exchange water softeners for boiler feed and laundry rinse, reverse osmosis systems for process water polishing, chemical dosing pumps for corrosion or scale control, and multimedia or activated carbon filtration for raw water pre-treatment. Sized to feed our modular water tanks or upgrade your existing water infrastructure.

Water treatment closes the loop on the stack JOHOB already delivers. We supply the storage tanks that hold the water, the booster pumps that move it, and the boilers that turn it into steam. Treatment is the layer that decides how long all of that equipment lives. Untreated hard water scales boiler tubes, greys laundry linen, fouls RO membranes, and coats cooling tower fill, and each of those failure modes shows up first as a utility bill and later as a shutdown.

The scope covers the full treatment train: multimedia and activated carbon filtration to knock down sediment and chlorine at the front, softening to remove hardness, reverse osmosis where the duty needs low dissolved solids, and chemical dosing to hold the chemistry in specification day after day. Each piece can be bought alone, or the train can be sized as one system with the tanks and pumps it feeds.

When is a water softener required for commercial water use?

Water softeners are required upstream of any equipment sensitive to scale buildup: steam boilers (hardness above 5 mg/L causes scaling), commercial laundry rinse cycles (hardness causes greying), cooling tower makeup (scale reduces heat transfer), and RO membrane feed (scale foulant). Sizing is by hardness ppm and daily volume. Duplex softeners for continuous operation, simplex for batch.

Scale is compound interest working against you. A thin layer of calcium carbonate on a boiler tube insulates the metal from the water, so the burner works harder to move the same heat, fuel consumption climbs, and tube metal overheats under the deposit until it fails. In laundries the same hardness minerals bind with detergent to form the grey film that ruins white linen and forces higher chemical doses. On our documented commercial laundry work, including the Taguig 500-bed operation, softening and dosing sit upstream of the boiler and the wash line for exactly these reasons: protecting the steam side and holding finish rinse quality at the same time.

Sizing is arithmetic, not guesswork: feed hardness in ppm multiplied by daily volume gives the exchange load, which sets resin volume and regeneration frequency. The configuration decision follows the operating pattern. Duplex softeners alternate two vessels so one is always in service while the other regenerates, which is mandatory for around-the-clock operations such as hospitals and laundries. Simplex units suit batch operations that can regenerate overnight.

RO system sizing for commercial and industrial water polishing

RO system sizing starts with feed water TDS (total dissolved solids), required product water quality, and daily production volume in liters. Typical designs recover 60 to 75 percent of feed water; the balance goes to drain. Membrane life 3 to 5 years with proper pre-treatment. Common applications: boiler makeup (below 10 ppm TDS), pharmaceutical process water, F+B finish rinse.

The recovery ratio is the number that surprises first-time RO buyers: a system producing 1,000 liters per hour of product water is drawing roughly 1,400 to 1,700 liters per hour of feed, with the concentrate going to drain. That drives three upstream decisions we size together: the raw water storage volume, the feed pump duty, and the drain capacity. Skip that math and the RO starves the rest of the facility every time it runs.

Membrane life is bought at the pre-treatment stage. Sediment, chlorine, and hardness are the three membrane killers, which is why a properly built train puts multimedia filtration, activated carbon, and softening or antiscalant dosing ahead of the membranes. With that protection, 3 to 5 years of membrane life is a realistic expectation; without it, replacement can come inside a year. Product water quality is verified at commissioning against the specified TDS, and the laundry and food processing applications that need polished finish rinse water get the same written verification.

Chemical dosing systems and when to use them

Chemical dosing pumps meter precise doses into water systems: pH adjustment, chlorine or biocide for microbial control, corrosion inhibitor for closed-loop cooling, antiscalant for RO or cooling tower makeup, oxygen scavenger for boiler feed. Sized by flow rate and dose ppm. Common brands: Grundfos SMART Digital, LMI, Milton Roy. All ship with tank, mixer, and level control.

Dosing is what keeps water chemistry in specification between water analyses. A softener removes hardness, but it is the oxygen scavenger dose that stops boiler feed water from corroding the economizer, the antiscalant dose that lets a cooling tower run higher cycles of concentration without scaling, and the biocide program that keeps tower basins and storage tanks from becoming biology projects. Each duty has its own chemical, injection point, and control logic, and the package is engineered around those three choices.

Metering accuracy is why dosing pumps are specified rather than improvised: dose rates are set in parts per million against the actual system flow, and a pump that drifts wastes chemical on one side or leaves the system unprotected on the other. Our packages ship complete with the solution tank, mixer, and level control, so low-chemical alarms come before empty tanks, and the injection assemblies land at the points the water chemistry actually requires, not wherever pipe access happened to be convenient.

How water treatment integrates with tanks, pumps, and downstream equipment

Water treatment sits between your raw water source and downstream equipment. Typical sequence: raw water storage tank, multimedia filter, softener, RO if required, then treated water tank, then booster pump to distribution. JOHOB sizes the whole train together with our modular water tanks and pumps so nothing is oversized or undersized. One package, one warranty, one commissioning event.

Sizing the train as one system is the point. The softener's service flow has to match the filter ahead of it and the RO behind it; the treated water tank has to buffer the RO's slow, steady production against the plant's fast, spiky demand; and the booster pump has to be selected on the treated tank's hydraulics, not the raw supply's. Because the tanks, pumps, and treatment all come from one team, those interfaces are engineered once, commissioned in one event, and covered in one warranty conversation, the same single-accountability model behind every JOHOB system package.

Frequently Asked Questions

Related Pages

• Water Storage Solutions
• Pumping and Pressure Systems
• Steam and Boiler Systems
• Commercial Laundry Equipment
• Case Study: 500-Bed Commercial Laundry, Taguig

Reviewed: July 2026