Hot tub maintenance for Airbnb: costs, liability, and insurance requirements

Category: Design & Furnishing

By: Daniel Kowalski

Posted: 2026-02-09T18:44:44.790Z

I'm adding a hot tub to my Gatlinburg cabin because every top-performing listing in the area has one. Expected revenue increase is 25-30% based on AirDNA data. But I'm worried about: 1. Ongoing maintenance costs 2. Liability if a guest gets injured 3. Insurance implications 4. What happens when guests don't follow the rules? Hot tub owners in STR — what's the real story?

Reply by Ryan Tanaka:

4 cabins in Gatlinburg, all with hot tubs. They absolutely increase revenue — my hot tub cabins earn 30-35% more than my one cabin without. But the costs and risks are real. **Ongoing costs:** - Chemicals (chlorine/bromine, pH balancer, shock): ~$40-60/month - Water testing supplies: ~$10/month - Electricity: ~$50-80/month (hot tubs are energy hogs) - Filter replacement: ~$30 every 3 months - Professional drain and refill: ~$100-150 quarterly (I do this between busy seasons) - Annual inspection/service: ~$150-200 - **Total annual: ~$1,500-2,200** **Liability — this is the BIG one:** Hot tubs are the #1 liability risk for STR hosts. Drowning, burns, slip-and-fall, infections (improperly maintained water). You MUST: 1. **Get proper insurance.** Standard homeowner's does NOT adequately cover hot tub liability. Proper Insurance (https://properinsurance.com) specifically covers hot tub/pool liability in their STR policies. Expect to pay 10-15% more in premiums for hot tub coverage. 2. **Post rules prominently.** Laminated sign AT the hot tub: max occupancy, no children unattended, no glass, temperature warnings, shower before use. This is both safety AND legal protection. 3. **Include hot tub rules in your listing AND house rules.** Guests must acknowledge them. 4. **Consider a waiver.** I have guests digitally sign a liability waiver through Hospitable's pre-check-in message. Not bulletproof legally but it helps. 5. **Water temperature.** Keep it at 100-102°F max. Above 104°F is a burn risk and a lawsuit waiting to happen. **Between-guest protocol:** - Test water chemistry after every checkout - Shock treat the water - Clean filter - Wipe down handles, steps, and cover - Check temperature - If water looks questionable, DRAIN and refill (don't risk a guest getting folliculitis) The noise/camera disclosure generator at https://strspecialist.com/tools/noise-camera-disclosure-generator includes hot tub rule templates you can customize.

Reply by Olivia Laurent:

One thing to add: **hot tub covers.** A quality, insulated hot tub cover saves 60% on electricity costs, keeps debris out, and serves as a safety barrier. Budget $400-600 for a good one and replace it every 3-4 years. Also, install a security camera aimed at the hot tub area (NOT directly at the tub itself — that's a privacy violation). Aim it at the deck/pathway. Disclose in your listing. This deters guests from: - Overloading the tub beyond max capacity - Bringing glass to the hot tub - Using it after quiet hours - Damaging the cover or controls My Ring camera catching a guest jumping from the deck INTO the hot tub (damaging it) was the evidence I needed for a successful $2,400 damage claim through Proper Insurance.