The Greenline (GLM)
Mechanically actuated diaphragm metering pump
- Flow: 3.2 – 824 GPH (12 – 3,120 LPH)
- Pressure: Up to 174 PSI (12 BAR)



Categories
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Customer Reviews
Knowledgeable, friendly and helpful staff. Second time I buy from them the pump for the stain tank and the profits are quality. Highly recommend.
Excellent customer service! I didn’t know which pump I needed and I spoke to a gentlemen, he’s very knowledgeable and able to explain to me which one I needed and don’t needed.
Great service and great product. we use rc1000 for a well sprinkler system and it has dramatically reduced rust stains.
Great material great service. Paul was a great help with any questions I had. Will be a returning customer for sure!

Why Water Treatment Supply Is the Right Choice
- Supplying what keeps systems running. We stock the parts and equipment industrial teams rely on for water and wastewater treatment, ready to ship when you need them.
- Everything in one place. From chemical metering pumps to filters, controllers, and tanks, we help you simplify your water treatment supply sourcing.
- Built for industry. Whether you’re maintaining a cooling tower, setting up a boiler system, or upgrading an RO setup, we’ve got the industrial water treatment supplies that work.
- Tried, tested, and trusted. We’re more than a water treatment parts supplier; we’re partners who understand the pressure of keeping things running without downtime.
- Solutions that fit. Need advanced water treatment equipment or a specific part? We help you find what fits your system, fast.
- Backed by experience. Our team brings years of technical know-how to every product we carry, so you’re not left guessing.
- Serving real-world needs. Whether it’s day-to-day maintenance or solving a wastewater treatment challenge, we help pros get the job done right.
News & Insights
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The Hidden Costs of Poor Water Quality: Impact on Equipment and Production Efficiency
Simplify Your Chemical Treatment Process with Durable Bypass Feeders for Water Treatment
Water Treatment Supply: Precision Parts for Reliable Systems
Water Treatment Supply (WTS) is your trusted partner in sourcing high-quality parts for industrial water treatment systems. We supply engineers, plant operators, and water treatment professionals with proven components designed for long-term performance. Whether you’re building a new system or upgrading an existing one, WTS helps you get the job done right, with no guesswork.
From metering pumps and control valves to corrosion monitoring and test kits, every product in our catalog serves a specific, technical need. We stock only what we trust to work in the field. That’s why WTS has earned a reputation as a dependable water treatment parts supplier.
What We Offer at Water Treatment Supply
At WTS, we focus on delivering high-quality parts and systems that power industrial and commercial water treatment setups. Our product range is built for performance, durability, and compatibility with your existing systems.
We stock Chemical Metering Pumps from top brands, built for precision dosing and long-term operation. These are essential for consistent chemical feed across treatment cycles.
Our Cooling Tower Controllers and Boiler Controllers are designed to manage key variables, conductivity, blowdown, cycles, and feed in critical HVAC and process systems. These devices help maintain system health and reduce operating costs.
We offer Bypass Feeders and Sample Coolers to support chemical treatment in closed-loop systems. Our feeders are built for easy maintenance and dependable chemical delivery. Sample coolers allow safe collection of high-temperature samples without system shutdown.
You’ll also find Corporation Stops and Injection Quills that enable safe, precise chemical injection into pressurized lines. These accessories reduce downtime and allow clean maintenance access.
For advanced filtration and separation needs, we carry Reverse Osmosis Systems suited for a range of industrial applications, from boiler feed water to high-purity process water.
Our Chemical Injection Systems are turnkey-ready. Built for accuracy and ease of integration, they support a wide range of industrial chemical dosing needs.
We also stock Drum Pumps, designed to safely transfer chemicals and corrosive liquids from storage containers to process lines.
Tanks are available in multiple sizes and materials, ideal for chemical storage and batch treatment setups.
WTS supplies Handheld Meters for on-site monitoring of water quality parameters. These are ideal for field teams that need quick, reliable readings.
Our Filter Housings and Filter Cartridges support particulate removal, pre-treatment, and sediment control. These are compatible with standard housing sizes used in industrial water treatment.
We offer Water Meters that provide accurate flow monitoring, vital for chemical dosing calculations, leak detection, and system balancing.
For irrigation and well water treatment, WTS provides Rust Sequestering and Cleaning Chemicals. These are specially formulated to remove iron staining and maintain system clarity.
And finally, our Accessories section includes replacement parts, fittings, mounting hardware, and more. These are selected to support the long life and proper installation of your core equipment.
Built for Industrial and Wastewater Treatment Systems
Our parts and equipment are designed for tough conditions. WTS serves sectors where uptime matters and precision is non-negotiable. Our catalog supports applications in:
- Municipal water and wastewater plants
- Industrial processing facilities
- Power generation plants
- Food and beverage operations
- Commercial buildings
- Environmental labs
If your system involves water movement, treatment, or monitoring, we likely stock what you need. From advanced water treatment equipment to basic accessories, we help you maintain consistent operations and regulatory compliance.
Our Focus: Equipment That Works As Hard As You Do
At Water Treatment Supply, we focus on providing specialized parts and equipment that meet the real-world demands of industrial and wastewater treatment systems. From chemical feed pumps and calibration columns to flow meters, corrosion monitoring probes, test kits, and flow switches, every product supports operational accuracy and system longevity.
We also offer high-performance mixers, valves, and accessories to help you build and maintain dependable systems with confidence. Whether you're upgrading an existing setup or designing a new process, our catalog is built for seamless integration, technical compatibility, and proven field performance.
Why Professionals Choose WTS
In this industry, reliability is everything. The wrong part can delay operations, cause compliance issues, or damage critical systems. At WTS, we don’t believe in guesswork or one-size-fits-all.
Here’s what sets us apart:
- Focused Catalog: We don’t stock thousands of unrelated SKUs. Only parts used by professionals in real systems.
- Industrial-Grade Products: Our inventory supports continuous use in demanding environments.
- Easy Sourcing: Find what you need quickly with clear product descriptions and application-specific details.
- Expert Support: Have questions? Our team can help you find the right part for your exact setup.
When you're sourcing water treatment equipment, you need more than just a supplier. You need a partner who understands the risks, the systems, and the standards.
Supporting Wastewater Treatment with the Right Tools
Effective wastewater treatment solutions rely on precision and control. That's why our equipment is built to help facilities meet performance targets while staying compliant with environmental standards.
From monitoring flow rates to detecting corrosion in pipelines, WTS provides components that work together to protect both infrastructure and water quality. Whether you’re handling sludge processing or chemical neutralization, we offer tools that reduce downtime and improve accuracy.
Your Water Treatment Parts Supplier, End to End
WTS isn’t just a parts provider. We are a water treatment parts supplier focused on complete system support. Our catalog is curated to cover the full spectrum of water treatment system needs:
- Setup: Pumps, calibration tools, mixers, and tubing
- Operation: Flow monitoring, valves, sensors, flow switches
- Maintenance: Test kits, spare parts, and accessories
- Prevention: Corrosion probes, flow alerts, leak protection
We work closely with engineers, technicians, and plant managers who want precision, not guesswork.
Choosing WTS means getting direct access to reliable parts that do what they’re built to do. No excess. No overpromising. Just proven products for advanced water treatment equipment systems, backed by people who understand your business.
Our site is designed to help you navigate by system function, part category, or technical need. Whether you’re ordering for a small local facility or a large-scale municipal plant, we help you source faster and smarter.
Get Started with Water Treatment Supply
If you’re looking for a water treatment supply company that understands the complexity of industrial systems, you’re in the right place. Browse our catalog, view technical specifications, and order directly from the site. Every product page gives you the details you need to make the right choice, first time, every time.
Frequently Asked Questions
What does Water Treatment Supply specialize in?
Water Treatment Supply is a trusted water treatment parts supplier for industrial use. We specialize in advanced equipment, replacement parts, and chemical systems used in water and wastewater treatment processes.
What industrial water treatment supplies do you offer?
We offer a complete range of industrial water treatment supplies from chemical metering pumps, cooling tower and boiler controllers, to bypass feeders, RO systems, and injection systems. Each item supports precise, efficient water management in demanding environments.
Are you a reliable source for replacement parts and accessories?
Yes. As a dedicated water treatment parts supplier, we stock high-quality parts for pumps, feeders, controllers, meters, and more. Our accessories are chosen for durability and compatibility with existing systems.
Do you offer equipment for wastewater treatment solutions?
Yes. Our catalog includes essential equipment for waste water treatment solutions, including chemical injection systems, filtration housings, and dosing equipment. These help facilities stay compliant and efficient.
What kinds of water treatment equipment are available?
We offer a wide variety of water treatment equipment, including metering systems, tank setups, handheld meters, sample coolers, and rust prevention chemicals. All are tested for industrial reliability.
Is Water Treatment Supply a good fit for custom water treatment setups?
Absolutely. We help clients build custom systems with advanced water treatment equipment suited for site-specific requirements. Our team can support selection for both small-scale and large-scale industrial needs.
Can I trust the quality of the products listed on Water Treatment Supply?
Yes. Every product on Water Treatment Supply is vetted for performance and durability. We only offer trusted brands and components that meet industry standards.
How can I get help choosing the right water treatment system?
Our team is here to help. Whether you're looking for full systems or specific water treatment supplies, we provide guidance on product selection based on your industry, flow rates, and application.



























