- Commercial Water Filtration
Reliable, high-capacity water filtration for NZ businesses
Cafés, restaurants, offices, hotels, gyms and dental clinics across New
Zealand trust The Filter Guy to deliver clean, scale-free water that protects
equipment and keeps customers happy.
Water filtration designed for the demands of NZ business
Commercial water filtration is fundamentally different from residential. The flow demand is higher, the
consequences of failure are bigger, and the systems have to keep delivering month after month with
minimal downtime. A café that loses water for a morning loses revenue. A restaurant kitchen that scales up
its combi oven faces a $5,000 repair bill. A dental clinic that fails a water quality audit risks its registration.
We design commercial water filtration around three things: the actual incoming water profile (chlorine,
hardness, TDS, sediment, microbial load), the peak flow rate you need, and the minimum total cost of
ownership over five years. We use commercial-grade housings, branded RO membranes, redundant pre-
filtration and remote monitoring options — not residential parts pushed beyond their limit.
Café & espresso machine water filtration
Espresso machines are unforgiving. The wrong water destroys boilers, ruins shots and burns out heating
elements. We supply Auckland, Wellington, Christchurch, Hamilton and Tauranga cafés with custom-
blended commercial RO systems that deliver water at the SCA (Specialty Coffee Association) recommended profile — typically 75–125 mg/L TDS with controlled hardness and zero chlorine.cOur café installs include high-flow pre-filters, a commercial RO module, mineral re-blending, scale control and a buffer tank sized to peak demand. We work directly with your barista equipment supplier to dial in water that maximises shot quality, machine life and warranty protection.
Restaurant, hotel, hospitality & office systems
Whether it’s a 200-seat restaurant in Auckland CBD, a boutique hotel in Queenstown, a corporate office
tower in Wellington or a manufacturing canteen in Hamilton, our commercial water filtration delivers safe,
great-tasting water across multiple draw-off points. We install bottle-fillers, undercounter chillers,
hot/cold/sparkling taps, ice-machine pre-treatment and combi-oven softening — all from a single
integrated system that’s serviced quarterly.
For offices, replacing bottled water dispensers with a filtered mains-fed system saves thousands of dollars
per year and removes the plastic waste from your sustainability report. We integrate with most popular
brands of touch-free taps, instant boiling water units and sparkling water dispensers.
Dental, medical & laboratory commercial systems
Dental and medical clinics across NZ trust us for autoclave-grade water, dental chair feed water,
sterilisation and rinse water, and reverse osmosis pre-treatment for haemodialysis and sterilisation
equipment. Our systems comply with the relevant Australian/New Zealand standards and ship with full
validation documentation, ongoing water testing, scheduled cartridge replacement and 24-hour fault
response on critical sites.
Commercial sectors we serve across NZ
- Cafés & specialty coffee roasters
- Restaurants & commercial kitchens
- Hotels, motels & hospitality groups
- Offices, co-working & corporate fit-outs
- Gyms, wellness centres & spas
- Dental & medical clinics
- Schools, childcare & aged care
- Breweries, distilleries & beverage producers
Frequently Asked Questions
How quickly can a commercial water filtration system be installed?
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Do you offer service contracts?
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Can you supply systems for multiple locations across NZ?
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Other services you might need
Residential Water Filtration
Cafés, restaurants, offices & hospitality water solutions.
Industrial & Ultra-Pure Water
Lab-grade RO/DI systems for industry, medical & research.
Filter Replacements & Servicing
Genuine cartridges, RO membranes and scheduled servicing.
Wholesale & Trade Supply
Trade pricing for plumbers, resellers and wholesalers nationwide.
Or call us directly on 0800 159858 — we serve the entire North Island and Christchurch.
Get a free water filtration assessment today
Talk to a Kiwi water specialist. We’ll recommend the right system for your home, business or facility — backed by 20+ years of experience.