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Fall Pool Closing · Suffolk + Nassau

Close the pool right, save thousands in spring.

Equipment blow-out, chemistry treatment, and cover installation — done in the right sequence so the pool survives Long Island winter without damage.

The single most expensive mistake in pool ownership is a bad closing. Water left in the wrong line freezes, expands, cracks the plumbing — and you find out about it in April when the equipment won’t start or the pool won’t hold water. A professional closing, done in the right week and the right sequence, prevents all of it.

What a Legacy closing includes

  • Water level lowered to below skimmers and returns
  • Equipment blow-out — every plumbing line cleared of water using compressed air, then plugged at the pool side
  • Winter plugs and gizmos installed at skimmers, returns, main drain, and light niches
  • Equipment winterized — pump drained, filter drained, heater drained, salt cell removed and stored, automation set to winter mode
  • Closing chemistry — shock treatment, algaecide, winter chemicals dosed correctly for the volume
  • Cover installed — solid safety cover, mesh safety cover, or standard winter cover depending on what you have
  • Cover anchors set or tarp secured
  • Service log — chemistry, water level, equipment status all documented for spring reference

Typical cost

  • Standard residential pool closing: $385–$565
  • Larger or premium pool with salt system, automation, integrated spa: $485–$725
  • Estate-class pool with water features, multiple equipment: $625–$985+

When to schedule

Optimal closing window on Long Island is late September through mid-October. Earlier than that and you’re closing a pool that could still be used. Later than that and you’re risking the first hard freeze before the work is done.

Our fall closing schedule typically fills by early September. Active weekly maintenance customers get priority and often have closing rolled into the contract.

What we DON’T do during a closing

We don’t drain pools as a routine part of closing. Most pool closings on Long Island do NOT require complete draining — and pools that get drained when they shouldn’t are at structural risk (floating, settling, liner displacement). Closing is about getting water OUT of the lines and equipment, not OUT of the pool.

Frequently asked

How do I know if my pool was closed properly?

Check the lines coming back to the equipment. After a proper blow-out, those lines have winter plugs visible at the pool side and either dry or properly antifreezed plumbing back to the pad. If you see no plugs and no antifreeze, the closing was incomplete.

Should I drain my pool for winter?

Almost never. Pools are designed to hold water, and draining them for winter creates structural risk that far exceeds any benefit. The only common exception is a vinyl liner pool where the homeowner is planning a liner replacement.

What kind of cover should I use?

For new installs, a solid safety cover is the right choice — child-safe, debris-blocking, lasts 10+ years. Mesh safety covers are second choice. Standard winter tarps are budget-friendly but require more spring cleanup and don’t meet child-safety code in most municipalities.

What if I add water or chemistry mid-winter?

Generally don’t. A properly closed pool needs no intervention until spring. If you see an unusual issue (cover collapse, visible leak, displaced cover), call us.


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Where We Work

All of Long Island

We bring this service to homes across the Hamptons, North Shore Gold Coast, and Central Suffolk. Pick your town for local permit details, pricing, and timeline.

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On-site consultations are free across Suffolk and Nassau. We respond to every inquiry within 48 hours.

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