Golden hour over a Gedney Pools custom gunite infinity pool in Fairfield County
GEDNEY POOLS
DARIEN, CONNECTICUT
CUSTOM-ENGINEERED SELF-CLEANING POOL SHELLS

The Invisible Luxury

Exclusive hydraulic layouts for Fairfield and Westchester estates, engineered by Gedney Pools

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THE CASE FOR INVISIBILITY

Preserve the Waterscape. Eliminate the Clutter.

Why a six-figure architectural design shouldn't rely on a plastic robot.

ROBOTIC CLEANER
GEDNEY IN-FLOOR SYSTEM
Visual Intrusion
Unsightly floating hoses, umbilical cords, and deck-side power supplies.
Flush-mounted, color-matched, virtually invisible in-floor nozzles.
Coverage Profile
Wheeled cleaners routinely stall on custom tanning ledges, beach entries, and spa benches.
360-degree targeted sweeping of all complex, custom water shapes and depth profiles.
Maintenance Friction
Requires manual deployment, cord management, and frequent basket emptying.
Fully automated daily baseline cleaning, operating entirely in the background.
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A PROVEN LINEAGE

A Mature Science, Cast in Concrete

1950s

Post-War Luxury

Early elite estates relied on intense daily manual labor and long vacuum poles to maintain visual perfection.

LATE 1960s

The Breakthrough

The first pop-up nozzle systems brought automated hydraulic floor sweeping to the luxury market - heavy, gravity-retracted brass plungers proving the concept.

TODAY

The Modern Gedney Shell

Aerospace-grade, high-density polymer nozzles with positive spring retraction, cast permanently into the Gedney shell for precision and flush-mounted invisibility.

This is not a bolt-on accessory. It is a structurally permanent technology cast directly into the gunite shell, engineered to last the lifespan of the pool.

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PRECISION FLUID DYNAMICS

The Invisible Engine

HYDRAULIC CIRCUIT - PLAN VIEW
Nozzle banks
Cast-in piping
Distribution valve
1

The Hydraulic Brain

A pressurized, gear-driven distribution valve perfectly sequences banks of nozzles. There are no individual motors in the water.

2

The Sequential Sweep

Flush-mounted heads pop up systematically, emitting high-velocity water parallel to the floor, actively sweeping fine silt, pollen, and autumn leaves.

3

The Capture Zone

Debris is driven seamlessly into high-flow safety drains and hidden deck-side, high-capacity canisters before it can ever reach or tax the main pump basket.

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BEYOND CLEANING

The Thermal Battery

Upward thermal diffusion engineered for Northeast shoulder seasons.

The Flaw of Standard Plumbing

Traditional pools return heated, treated water to the surface. The result? Rapid thermal stratification, accelerated chemical off-gassing, and cold feet.

The Gedney Synergy

Returning heated, sanitized water exclusively through the floor nozzles pushes warmth upward, turning the entire gunite shell into an active thermal battery.

Eliminates Cold Spots

Even temperature across deep ends, benches, and ledges.

Up to 30% Chemical Savings

Dramatically reduces the surface evaporation of expensive sanitizers.

Up to 50% Heating Efficiency

Cuts heating costs, easily extending swim seasons through chilly April and October weeks.

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REGIONAL ENGINEERING

Purpose-Built for the CT & NY Climate

I

Precision Winterization

Subterranean plumbing is protected through a rigorous seasonal shutdown - complete blow-out airlocks and heavy-duty anti-freeze canisters.

The ultimate safeguard: the internal valve gear module is entirely removable, stored safely indoors away from destructive winter freeze-thaw cycles, protecting the concrete shell for decades.

II

Seamless Auto-Cover Synergy

Almost all modern luxury pools in the region require automatic safety covers. Because the nozzles sit perfectly flush, there are no snag points for the cover.

The system operates and sweeps cover-shed dust flawlessly even while the pool is fully closed.

III

Smart Pad Synchronization

Flawless integration with modern variable-speed pump automation.

Ensures whisper-quiet, energy-efficient cleaning cycles that operate completely in the background without spiking electrical demand.

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A NEW-CONSTRUCTION DECISION

Built In at the Gunite Phase

Before the Concrete Flies

Nozzle banks and dedicated piping runs are positioned and pressure-tested on the rebar cage, then cast permanently into the shell when the gunite is applied.

Why It Cannot Be Retrofitted

Once the shell cures, the hydraulic circuit is part of the structure. Adding it later would mean demolishing and rebuilding the floor - the decision belongs in the design phase, not after.

A Lifetime Component

A structurally permanent technology cast directly into the gunite shell, engineered to last the lifespan of the pool.

SHELL SECTION - AT GUNITE
Nozzle bank Cast-in piping Dashed line indicates finished plaster surface
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THE OWNERSHIP EXPERIENCE

What It Feels Like to Own

I

Nothing in the Water

No cords draped over the coping, no robot parked on the floor, no equipment to haul in and out. The waterscape stays exactly as it was designed.

II

Silent and Unseen

Daily cleaning happens silently under a closed cover, on the pad's own schedule. Most owners never see the system work - only its result.

III

Always Swim-Ready

Open the cover and the pool is ready - no vacuuming first, no fishing out a cleaner, no waiting. The baseline is pristine, every day.

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THE GEDNEY STANDARD

The Gedney Specification

No two shells are alike - so no two hydraulic layouts are either.

I

Hydraulic Modeling

Every system is mathematically modeled to the exact geometry and depth profile of the pool - vanishing edges, tanning ledges, benches, and beach entries included.

II

Zone-by-Zone Nozzle Layout

Nozzle banks are placed zone by zone so every square foot of floor and step receives a directed sweep - color-matched heads sitting perfectly flush with the finish.

III

Commissioning

At startup, each zone is balanced and verified against the hydraulic model, and cleaning cycles are tuned to the pad's variable-speed schedule before handover.

A Gedney Pools estate pool set into the rolling hills of Ridgefield, Connecticut
Every element engineered.
Even the ones you never see.
Gedney Pools LLC | Darien, CT | (203) 302-9920 | CT HIC #0704131 | CT SPB #SPB.0000169

Frequently asked questions

Can this be added to my existing pool?

No -- and that is the point. Nozzle banks and dedicated piping are positioned and pressure-tested on the rebar cage, then cast permanently into the shell when the gunite is applied. It is a design-phase decision, which is why the custom gunite conversation should start early, alongside automation and water care.

Does it replace the skimmer and filter?

No. It works with the pool's circulation system -- and protects it. Debris is driven into high-flow safety drains and a hidden pre-filtration canister before it can ever reach or tax the main pump basket.

What does it feel like to own?

No cords draped over the coping, no robot parked on the floor, no equipment to haul in and out. Daily cleaning happens silently under a closed cover, on the pad's own schedule. Open the cover and the pool is ready -- every day.

How does it handle Connecticut autumns and winters?

Autumn leaf and acorn loads are driven to high-capacity capture points rather than the pump basket. For winter, the valve's gear module is removed and stored indoors, every zone is blown out and airlocked, and the system sleeps until spring -- engineered to last the lifespan of the shell. Read the full story in The Invisible Luxury: The Self-Cleaning Pool Shell.

Specify it on your build

Call (203) 302-9920, email info@gedneypools.com, or request a consultation for a custom hydraulic evaluation of your site.

Gedney Pools LLC • Darien, CT 06820 • CT HIC #0704131 | CT SPB #SPB.0000169 • Verify at elicense.ct.gov