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BIZBITE
345 Boring Businesses Analyzed$2K - $5M Startup CostsUp to 85% Profit MarginsUpdated WeeklyReal Revenue DataAcquisition Multiples Tracked345 Boring Businesses Analyzed$2K - $5M Startup CostsUp to 85% Profit MarginsUpdated WeeklyReal Revenue DataAcquisition Multiples Tracked345 Boring Businesses Analyzed$2K - $5M Startup CostsUp to 85% Profit MarginsUpdated WeeklyReal Revenue DataAcquisition Multiples Tracked345 Boring Businesses Analyzed$2K - $5M Startup CostsUp to 85% Profit MarginsUpdated WeeklyReal Revenue DataAcquisition Multiples Tracked
Route
77
/100 score
Excellent

Hot Tub Service Route

Pool service's cousin — and it pays better per stop

Hot tub service routes provide recurring maintenance to residential hot tub owners: water chemistry testing and balancing, filter cleaning, cover maintenance, and seasonal openings/closings. The average hot tub owner pays $150–$200/month for weekly service — 3–4x what pool service accounts pay per stop. The US has an estimated 5.8 million residential hot tubs and spas, with sales surging 21% during COVID as people invested in backyard wellness. Unlike pool service, hot tub routes require no chemical truck (chemicals are small-volume), shorter service time per stop (15–20 minutes vs. 45 minutes for pools), and tighter geographic clustering is easier to achieve. A route of 50 accounts at $175/month generates $105,000/year in recurring revenue with 40–50% margins.

Avg Revenue

$180K

Profit Margin

42%

Acquisition Multiple

1.5x - 3x

Startup Cost

$15K - $60K

Difficulty

2/5

How It Works

Technicians visit each hot tub on a weekly or bi-weekly schedule (15–20 minutes per stop). Service includes: water testing, chemical addition (chlorine, bromine, pH, alkalinity), filter rinse, cover inspection and treatment, and a brief equipment check. Repair calls (pump replacement, heater repair) are billed separately at $100–$200/hr. Seasonal services (opening/closing, draining and refilling) add $150–$300 per call. Revenue = monthly service contracts × accounts. Routes are valued and sold based on monthly recurring revenue, typically at 1.5–2.5× annual revenue.

Revenue Range

Low End
$60K
Typical
$180K
High End
$500K

Real Acquisitions in This Category

SBA 7(a) change-of-ownership loans · NAICS 811310 · Commercial and Industrial Machinery and Equipment (except Automotive a

Deals tracked
134
52 in last 24 mo
Median loan
$776K
$250K–$1.6M p25/p75
Implied deal size
$912K
median · ~85% LTV
Charge-off rate
0.0%
of loans that finished

Deal Size Distribution

<$150K
19
$150K–500K
30
$500K–1M
32
$1M–2M
31
>$2M
22

Deal Flow Over Time

Deals per year · median loan
$623K
2020
22
$930K
2021
21
$720K
2022
17
$891K
2023
9
$746K
2024
31
$773K
2025
30
$675K
2026
4
12-month momentum
-51.4%
deal volume vs prior 12 mo
Median loan Δ
+66.3%
17 recent · 35 prior

Financing Profile

Median rate
9.75%
17% fixed · last 24 mo
Median term
120 mo
standard 10-yr
Collateralized
97%
of loans secured
Median jobs
10
supported per deal
Top lenders in this space
Live Oak Banking Company16
The Huntington National Bank15
Brookline Bank, a Division of Beacon Bank and Trust5
First National Bank of Pennsylvania5
First Internet Bank of Indiana4
Where deals happen
TX16
CA13
PA8
CO8
OH8
MI7
FL6
MA5
IL5
MO5

Recent Comparable Deals

ClosedStateLoanImplied dealJobsFranchise
Nov 2025MI$882K$1.0M13
Nov 2025MI$200K$235K10
Nov 2025MI$468K$551K10
Nov 2025AZ$1.9M$2.3M12
Sep 2025TN$2.3M$2.6M17
Sep 2025TX$3.1M$3.7M20
Sep 2025TX$1.8M$2.1M44
Sep 2025OH$100K$118K1
Sep 2025OH$3.1M$3.6M1
Sep 2025CA$921K$1.1M7Pirtek
Volume rank #55/534Deal-size rank #222/534Momentum rank #268p90 loan: $2.4MData as of Dec 2025

Source: SBA 7(a) FOIA dataset, filtered to acquisitions (loans where business age is "Change of Ownership"). Implied deal size assumes an 85% loan-to-purchase ratio, a common SBA change-of-ownership structure. Charge-off rate shown only when 10+ loans have resolved (paid in full or charged off). Interest rates reflect last 24 months only. Actual deal values vary with equity injections, seller financing, and working capital terms.

Pros

  • +Pure recurring revenue: clients pay monthly regardless of how often you visit
  • +Higher per-stop revenue than pool routes ($175 vs. $60–$80/month)
  • +5.8 million US residential hot tubs — enormous addressable market
  • +Repair revenue adds high-margin variable income on top of contract base
  • +Routes can be acquired at 1.5–2.5× annual revenue and built organically at zero cost

Cons

  • -Seasonal volatility in cold climates — northern customers close hot tubs for winter
  • -Chemical price fluctuations squeeze margins in supply chain disruptions
  • -Customer churn when hot tubs break down beyond economic repair
  • -Competing against DIY: YouTube tutorials make self-service tempting for cost-conscious owners

Best For

Pool service operators looking to expand into a higher-margin segment, or blue-collar route buyers seeking recurring revenue with low startup cost

Operating Costs

Vehicle + chemicals + filters = primary costs. Chemical cost per stop: $8–$15/visit depending on tub condition. A 50-account route can be serviced in 3 days/week solo. Vehicle fuel runs $300–$500/mo for a tight geographic route. Liability insurance ~$1,500/yr. Net margins of 40–45% are achievable for owner-operators. Hiring one technician and scaling to 100+ accounts requires a dispatch system and stronger chemical supplier relationships.

SBA Financing Estimator

Adjust the deal — see if it cash flows after debt service

$-1703/mo
after debt service
Deal price — $720K
Range: $180K (1.5×) to $720K (3×+)
Down payment — 15% ($108K)
SBA minimum equity injection is 10% for change-of-ownership
Interest rate — 9.75%
SBA median for this category: 9.8%
Loan term — 10 years (120 mo)
SBA median for this category: 120 months
Down payment
$108K
15% equity injection
Loan amount
$612K
85% SBA-financed
Monthly payment
$8K/mo
$348K total interest
Monthly profit
$6K/mo
at 42% margin
Monthly cash flow after debt service
$-1703/mo
Margin does not cover debt service at these terms. Lower the deal price, increase the down payment, or extend the loan term.

Estimates only. Excludes owner compensation, capex, working capital draws, and taxes. Margin assumes average occupancy and volume. Actual SBA terms vary by lender and borrower profile.

Where to Buy

BizBuySell — Pool & Spa Services

Pool and spa service route listings, including hot tub maintenance routes

Route Advisors

Specialized broker for buying and selling service route businesses

Pool & Spa News

Industry publication covering market trends, pricing benchmarks, and acquisition activity

77/100Excellent

Acquisition Score

Profit margin
28/30
Entry multiple
27/25
Market depth
7/20
Risk (charge-off)
15/15
Deal momentum
0/10

Scores margin (30), entry multiple (25), SBA market depth (20), category risk (15), and deal momentum (10). Higher = better acquisition candidate.

Quick Facts

Category
route
Difficulty
2/5
Buy price
$270K$540K

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