What electrical does a cold plunge need?

Most residential chillers use a dedicated, GFCI-protected 120-volt outlet within cord reach; larger units may specify 240 volts. No extension cords or shared circuits. Have any new circuit installed by a licensed electrician before delivery.

Can I put a cold plunge on a deck?

Only if a contractor or structural engineer confirms the deck can carry a concentrated load that may exceed 1,000 pounds. Many residential decks are not designed for that; a slab or paved patio is straightforward.

How much space does a cold plunge need?

The vessel footprint plus the chiller's clearance on all sides and above — check the specification sheet — plus room to step in and out safely. Measure the crated dimensions against every doorway and gate on the route.

How do I drain a cold plunge?

By gravity to a lawn, floor drain, sump, or driveway lower than the drain valve, or with a utility pump indoors. Do not drain sanitized water into planting beds.

Does a cold plunge need a plumber?

Not usually. A hose bib within reach for filling and a drain route are enough. Permanent plumbing is optional.

Can a cold plunge stay outside in winter?

Yes, if the chiller has a freeze-protection heating function and runs continuously, or if you drain and store it for the season. Decide before you choose the site.

Do I need an electrician on delivery day?

No. Pre-delivery electrical work — a new dedicated outlet — is normal and should be finished before the unit arrives. The plunge itself plugs in.

Cold Plunge Pre-Installation Prep: Four Questions to Answer Before You Order

Almost every difficult cold plunge installation was difficult on paper before the order was placed. Four questions — access, load, power, and drainage — decide it. Answer them now and delivery day is an afternoon; skip them and it is a project.

Editorial guidance · Teak & Marble Atelier Reviewed 2026-09-05 Companion video: Cold Plunge Pre-Installation Prep (1–2 min)

Companion video — Cold Plunge Pre-Installation Prep · 1–2 min

1. Can it get to where it is going?

Measure the crated dimensions from the product page against every gate, door, hallway, and turn between the curb and the final position. Crates are wider than the vessel inside them. Note steps, gravel, soft lawn, and slopes; a loaded dolly wants a firm, level path. If the plunge is going into a basement, measure the stairwell width and the headroom at the turn, not just the doorway at the bottom.

If the route is marginal, ask us before ordering. Some models are delivered with the chiller detached, which changes the footprint; and white-glove delivery — optional, priced separately, elected at the time of order — brings a crew equipped for exactly this problem.

2. Will the floor carry it?

A filled cold plunge with a bather inside can exceed 1,000 pounds concentrated on a few square feet. A concrete slab, a paved patio on a proper base, or a ground-floor room over concrete is not a concern. A wooden deck, a balcony, or a raised floor may be — many residential decks are designed around 40 pounds per square foot of live load, and a plunge's footprint concentrates far more than that. Have a contractor or structural engineer confirm capacity for any elevated or wood-framed location.

The surface must also be level. Composite shims can correct a small tilt; a noticeably sloped patio should be levelled with a pad rather than shimmed.

3. Does power reach it?

Most residential chillers run on a standard 120-volt circuit but draw enough on start-up that they want that circuit to themselves. Plan a dedicated, GFCI-protected outlet within reach of the chiller's cord — no extension cords, no sharing with refrigerators, freezers, or power tools. Outdoors, the outlet needs an in-use (bubble) weatherproof cover. Larger or commercial-grade chillers may specify 240 volts; check the specification sheet for the model you are considering.

Any new circuit is work for a licensed electrician and should be finished before the plunge arrives. That is pre-delivery electrical work and it is entirely normal; what you should never need is an electrician at the vessel on delivery day.

4. Where does the water go?

You will drain 80 to 150 gallons every few weeks to a couple of months. Gravity needs somewhere lower than the drain valve: a lawn that can take it, a floor drain, a sump, or a driveway that runs to the street. Indoors, a floor drain or a utility sink within hose reach is ideal; without one, a submersible utility pump into a nearby drain works. Do not plan on draining sanitized water into planting beds or toward a neighbor's property.

Also plan the fill: a hose bib within reach, or a route for a hose from one. Filling by bucket is a mistake you make once.

Siting the unit outdoors

Shade the chiller, not the airflowA chiller in full afternoon sun runs long. Shade helps, provided it does not block the intake or exhaust clearance in your manual.
Keep it off soilPavers or a pad under the chiller keep it out of standing water and away from grass clippings and insects.
Think about winter nowIf you will run the plunge through freezing weather, the chiller needs a heating function or you need a drain-and-store plan. See The Year-Round Protocol.
Privacy and windA screen makes the difference between a plunge that gets used and one that does not; wind across wet skin is the coldest part of the session.

Want us to check the site with you?

Send our concierge a photograph of the location, the route from the curb, and the nearest outlet. We will confirm the four questions against the model you are considering before you order — or use the Does It Fit tool to visualize the footprint in your space.

Speak with our concierge · View the cold plunge tubs collection

Common questions

What electrical does a cold plunge need?: Most residential chillers use a dedicated, GFCI-protected 120-volt outlet within cord reach; larger units may specify 240 volts. No extension cords or shared circuits. Have any new circuit installed by a licensed electrician before delivery.
Can I put a cold plunge on a deck?: Only if a contractor or structural engineer confirms the deck can carry a concentrated load that may exceed 1,000 pounds. Many residential decks are not designed for that; a slab or paved patio is straightforward.
How much space does a cold plunge need?: The vessel footprint plus the chiller's clearance on all sides and above — check the specification sheet — plus room to step in and out safely. Measure the crated dimensions against every doorway and gate on the route.
How do I drain a cold plunge?: By gravity to a lawn, floor drain, sump, or driveway lower than the drain valve, or with a utility pump indoors. Do not drain sanitized water into planting beds.
Does a cold plunge need a plumber?: Not usually. A hose bib within reach for filling and a drain route are enough. Permanent plumbing is optional.
Can a cold plunge stay outside in winter?: Yes, if the chiller has a freeze-protection heating function and runs continuously, or if you drain and store it for the season. Decide before you choose the site.
Do I need an electrician on delivery day?: No. Pre-delivery electrical work — a new dedicated outlet — is normal and should be finished before the unit arrives. The plunge itself plugs in.

Related guides

The information on this page is provided for educational purposes only. It does not constitute medical advice, diagnosis, or treatment. Individual results vary and are not guaranteed.

Always consult a qualified, licensed healthcare professional before beginning any new wellness practice, thermal therapy protocol, or cold exposure regimen — particularly if you have a pre-existing medical condition, are pregnant, or are taking prescription medications.

These products have not been evaluated by the U.S. Food and Drug Administration. Teak & Marble Atelier products are not intended to diagnose, treat, cure, or prevent any disease or medical condition.

Planning a plunge or sauna for your own space? Speak with our concierge at concierge@teakandmarbleatelier.com or 631-212-TEAK