A square hot tub with its cover folded back on a new paver pad at the corner of a cedar deck, a slatted privacy screen and evergreen woods behind

Hot tub installation

A hot tub set on a solid base, wired to its own circuit and started up.

What this covers

A filled hot tub is heavy, so installation starts with the base: a level concrete slab, a compacted paver pad, or a deck framed to carry the load. An electrician runs a dedicated circuit with a disconnect within sight of the tub, as the local code requires. The installer plans the delivery path, sets the tub with clearance for service panels, connects power, fills it, and runs it through startup and water balance. A careful company also considers drainage, privacy and the cover lifter before the tub arrives.

When to call

  • A new hot tub that needs a site, a base and power.
  • A deck that may not carry the weight of a filled tub.
  • An old tub that needs removing and replacing.

What to expect

  1. Plan the siteLocation, base, clearances, drainage and the delivery path are worked out.
  2. Build the baseA slab or pad is poured or laid, or the deck framing is reinforced.
  3. Run powerAn electrician installs a dedicated circuit and disconnect to code.
  4. Set and start upThe tub is set, connected, filled and run through startup and water balance.

Get a certified company

Look up a certified company by ZIP code. Every company's license, insurance and trades are verified before it is listed, and placement is never paid.

Questions people ask

Can a hot tub go on an existing deck?

Only if the framing can carry the load of a filled tub with people in it. An engineer or experienced builder checks the framing, and it is reinforced or a separate pad is used.

Why does it need a dedicated circuit?

Most hot tubs draw enough power to need their own circuit with a disconnect nearby. The local code sets the details, and an electrician does the wiring.

How much space does it need around it?

Enough to open the service panels and lift the cover. The installer checks the manufacturer's instructions for clearances.

Related: Pool remodeling · Pool resurfacing · Deck building · All more home services

This page describes what the service involves. The company you hire sets the scope, the schedule and the price, and your contract is with that company. We verify credentials and collect reviews from real jobs. We do not guarantee any company's workmanship. Safety steps are general guidance. When in doubt, leave the home and call 911.