At Select Chemicals Ltd, we understand water.

And we know how to keep it in balance.

At Select Chemicals Ltd, we provide practical, reliable solutions for water-quality challenges across pools, spas, agriculture and industry. From treatment chemicals and laboratory analysis to testing equipment, instrumentation and automated dosing, our experienced team brings together the products, technology and expertise to get water working the way it should.

We’re a family-owned company with a knowledgeable, friendly team who understand water — and understand our customers. Whether you need help with an everyday water-quality question or a complex technical challenge, we’re here to help.

Water Treatment | Testing & Analysis | Automation | Instrumentation

Products and Services

From treatment chemicals and laboratory analysis to testing equipment, instrumentation and automated dosing, we develop practical solutions for water-quality challenges across pools, spas, agriculture, commercial and industrial applications.

We work with everyone from homeowners and pool professionals to farmers, councils, commercial operators and industrial customers.

  • Water Testing & Analysis

    Water testing, laboratory analysis, methods and technical support to understand what's happening in the water. Our testing helps identify imbalances and determine the right treatment to bring water back into balance

    Water Testing

  • Water Treatment Products

    We develop, manufacture and supply water-treatment chemicals, reagents and treatment products for a wide range of applications — from pools and spas to agriculture, commercial and industrial water systems

    Chemical Products

  • Automation & Analytical Equipment

    From laboratory analysis and professional testing equipment to automated sampling, monitoring and dosing, we develop the tools to understand and keep water in balance.

    Equipment & Devices

Who We Help

We work with people and businesses who rely on water quality every day. From everyday pool care to complex industrial systems, we provide the products, testing, technology and expertise to help keep water in balance.

Homeowners — Pools and spas

Pool Professionals— Commercial pool care

Commercial & Municipal — Public pools, facilities and water systems

Agriculture — Farmers and agricultural water systems

Industrial— Water treatment and demanding industrial applications

Wholesale & Trade — Chemicals, equipment and solutions for water professionals

Chat to us to see how we can help

Client Reviews

  • "Superb customer service and I can't thank you enough! The team at SCL has done a grand job, very tidy and all seems working."

    Mike Y, South Auckland

  • We've had the Pool Mate running on our small pool for several months and it has worked perfectly. It is nice to calibrate both pH and chlorine.

    Mark Bone, Director of Swimtastic, Auckland

  • We absolutely love how easy your products work in the spa pool, especially as this pool is used by many guests.

    Leah Reid

  • The Poolmate has really lightened the workload when it comes to maintaining our Pools

  • Great company that offers fantastic expertise and pricing

  • A friendly and helpful place if you are looking for all your pool chemicals

    Ian Wasley

  • Brilliant chemical products with great prices.

    Rob Hammington