Pool equipment is easier to understand when you stop thinking about individual boxes on an equipment pad and start thinking about a circulation and water-care system.
The pump: moves the water
The pump creates circulation through the plumbing system. Water moves from the pool through treatment equipment and returns to the pool. Variable-speed pumps can operate at different speeds for different tasks rather than running at one fixed output.
The filter: removes suspended material
The filter captures debris carried by circulating water. Filter type, size and maintenance requirements should be matched to the pool and equipment system.
The heater: controls comfort and season
Heating equipment can extend comfortable swimming conditions or support spa use. Equipment selection should consider pool volume, desired temperature, usage patterns and available energy source.
The sanitizer: controls microorganisms
Sanitization maintains safe water. Traditional chlorine dosing, salt chlorine generation and supplemental technologies can all be parts of a water-care strategy. The correct approach depends on the complete system and manufacturer guidance.
Lighting and automation: make the system easier to live with
Automation can coordinate pumps, heating, lighting and other features. The best time to think about controls is when the equipment package is being designed, not after everything is installed.
Buy equipment as a system
An oversized component is not automatically better. Flow requirements, plumbing, electrical capacity, pool volume and intended features all interact.
Shop pumps & filtration, explore heaters, or browse sanitization & water care in the Nexus Pool Supply Center.