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CAPILLARYFLOW CLAY & GRASS TENNIS COURTS

Tennis court system with fully automated subsurface moisture control

CapillaryFlow’s patented subsurface system is engineered to keep courts uniformly hydrated, playable after rain, and significantly reduce water consumption & traditional maintenance practices. 

Engineered for consistent performance and minimal upkeep

CapillaryFlow’s patented subsurface system regulates moisture automatically and eliminates the structural weaknesses of traditional courts.

No dry spots

Uniform hydration across the full surface keeps playing conditions consistent

No seasonal re-leveling

Resists freeze–thaw cycles, preventing surface movement & settling

Play in all weather

Grass and clay surfaces that drains 2500mm rain/hour

Lower upkeep

fewer interventions, less daily watering, less rolling.

Long-term playability

Court stays level and consistent season after season

Fully adjustable

Monitor and change moisture levels to set preferred playing characteristics

TESTIMONIALS

+1500 satisfied customers worldwide

Hear what some of them say about us

I’m really impressed with how firm the courts are. The bounce is high, and the footing is great.

Ken Thompson, Director of Tennis, The Breakers Resort

For anyone building grass courts, this combination – the CapillaryFlow system and Platinum TE – is the only way to go.

— Mike Reid, The Breakers

SYSTEM OVERVIEW

A fully automated, self-regulating underground watering system for both grass and clay

Integrated system

Single-basin design with no manual compartment adjustments

Direct subsurface hydration

Water delivered evenly to clay or rootzone to keep bounce & footing consistent

Built-in drainage

removes excess water at unmatched speed

Surface stays firm

No settling, less rolling required and no need for overhead watering

Integrated driplines

Ensure perfect, uniform hydration across the entire court

Stitched fibers in high-traffic areas

To keep performance even across the court

Moisture and turf health are optimized

Even in shaded or high-wear areas

SYSTEM OVERVIEW

Tennis court technology overview

Surface compatibility

Natural grass or clay, adaptable to all grass species and clay blends.

Reinforcement

Optional stitched fibers for high-wear areas (grass).

Installation time

1–2 weeks for a 3-court project.

System depth

350–450 mm build-up including liner, gravel, Capillary base, and surface layer.

Moisture control

Integrated subsurface system with driplines (clay) and Capillary material.

Drainage capacity

100 inches (2,500 mm) per hour.

Single source

Design, project management, construction, and maintenance delivered as a complete package

Installation

Local contractor or your crew

INSTALLATION PROCESS

A straight-forward installation you can do with your local crew or tennis court contractor of choice

With local support from the CapillaryFlow team

step ONE

Excavate & base preparation

step TWO

Placement of liner, drainage, and basin

step three

Integration of piping & FlowTrack system

step four

Add surface layer of clay or growing medium

step five

Final calibrations

GET IN TOUCH

Want world-class courts with minimal upkeep?

Join leading facilities like The Breakers that have upgraded with CapillaryFlow’s tennis court system

Contact us

Quality & performance

Custom fit

Each project is designed to match usage, climate, and budget for optimal performance.

Proven expertise

Backed by 65+ years of turf manufacturing and 1,500+ global sports installations.

Certified standards

Courts built to meet the highest requirements from international sporting bodies.

Capillary Hydroponic Grass

Frost resistant

Stable foundation engineered to withstand freeze–thaw cycles without ground heave or surface distortion.

Trusted partner

Long-term service, maintenance, and support available worldwide.

Lifespan

25+ years, with 15-year performance guarantee.

FLOWTRACK APP

Full control of your courts, at your fingertips

Monitor and adjust your courts with FlowTrack app integration

Flowtrack is a digital twin for your tennis court — automating irrigation with real-time data and intelligent control and lets you adjust everything from your phone.  

Try simiulation
Adjust fertigation
Control  irrigation schedules
Monitor & set court moisture levels in real time
Remote management for multi-court facilities
About us

Technology trusted by more than 1500 sports venues

HQ

Gothenburg, Sweden

US Office

Wellington, Florida

Number of installed venues:

1500+

Number of current partners:

70+

Number of countries installed in:

53

Browse Installations
Capillary Material Installations worldwide
Case study

The Breakers Palm Beach: Grass courts, reinvented

Luxury meets sustainability in the world’s first hydroponic tennis courts

Built on a long-standing partnership, the resort selected CapillaryFlow’s subsurface system to replace overhead irrigation and meet their high sustainability and quality standards.

“We are growing pristine grass without overhead sprinklers while conserving water. The end product has exceeded our expectations, and we could not be happier.”

— Mark Reid, Director of Golf & Grounds, The Breakers

Bring next-level tennis to your club, resort, or facility

Join facilities like The Breakers in offering a world-class playing experience — while cutting upkeep to a minimum.

Let’s talk about how CapillaryFlow can transform your court.

Contact us