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Water Features and Aeration

Spillovers, laminars, fountains, bubblers, and deck jets affect pH drift, evaporation, scale pressure, and scheduling.

Hub: Equipment · When to use: You have a spa spillway or decorative features and want to stop treating them like chemistry-neutral accessories.
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Water Features, Aeration, and Spillovers

Spillovers, laminars, bubblers, deck jets, and fountains change evaporation, pH drift, and runtime strategy.

1

Treat features as chemistry variables

Water features are not just decoration. They change how the pool behaves.

Expect aerated features to push pH upward faster in many pools.
Treat spas, spillovers, fountains, and raised walls as scale hotspots because heat and aeration stack together.
Do not leave a feature running by habit if it is creating drift you then fight with acid all week.
2

Use feature runtime intentionally

A feature may need different runtime rules than the main filtration loop.

Run features when you want aesthetics, mixing, or targeted aeration, not just because the schedule has never changed.
Watch evaporation and splash-out around deck jets, laminars, and high-energy spillovers.
Document which valves and automation scenes affect the feature path before troubleshooting it.
3

Inspect feature hardware early

Water effects fail at fittings, valves, and nozzles long before they fail in dramatic ways.

Check nozzles, manifolds, valves, and pumps for clogging, scaling, and leaks.
If a feature weakens suddenly, compare flow, filter condition, and valve position before chasing chemistry.
Winterize elevated or exposed feature plumbing with the same discipline as the main pool lines.

Standards & Resources

Mixed-brand automation, heaters, and winterization

Use the mixed-brand control guide when water-feature scenes, pumps, valves, and freeze response are split across brands.

Manufacturer manuals and model-family index

Use the family index to identify the right pump, automation, and valve families before changing feature schedules or winterization steps.

Pentair homeowner support

Official Pentair support for water-feature pumps, valves, automation scenes, and manuals.

Hayward support center

Official Hayward support for feature pumps, valves, and automation hardware.

Hayward Omni configuration guide

Official Hayward Omni-family guide for feature scenes, valve assignments, and automation setup context.

Jandy support

Official Jandy support for deck-jet, spillway, valve, and automation documentation.

Checklist

  1. 1Treat water features as chemistry and runtime variables, not just cosmetic upgrades.
  2. 2Use feature runtime intentionally when aeration and splash-out are pushing pH or water loss.
  3. 3Inspect valves, nozzles, and exposed plumbing before assuming the problem is chemical.

Related Playbooks

Chemical Feeders and Automation Interactions

Map how feeders, probes, ORP, pump schedules, and interlocks interact so automation does not quietly create chemistry failures.

Manufacturer Manuals and Model-Family Index

Map Pentair, Hayward, Jandy, Raypak, AquaCal, Paramount, Polaris, Dolphin, and similar families before you trust any equipment guidance.

Owner vs Pro Boundaries

A canonical escalation guide for what owners can inspect, what requires qualified service, and which symptoms should stop work immediately.