Franopolis

    HHO Carbon Clean Franchise System

    HHO Franchise, LLC · reviewed 2025 disclosure data

    Researching HHO Carbon Clean Franchise System franchise opportunities? Every figure below is cited to the FDD.

    Reviewed sources

    HHO Carbon Clean Systems is a preventive maintenance franchise that provides mobile hydrogen carbon-cleaning services for internal combustion engines in trucks and automobiles. Its proprietary system is intended to remove carbon buildup and is presented as a cleaner alternative to other cleaning methods.

    Headline figures

    Quick facts

    How much does it cost to open an HHO Carbon Clean Franchise System franchise?
    The HHO Carbon Clean Franchise System Franchise Disclosure Document reports an estimated initial investment of $108,380–$185,330 (2025 FDD, Item 7, PDF p. 18). This is the franchisor's disclosed estimate, not a quote. Details
    What is the HHO Carbon Clean Franchise System initial franchise fee?
    The disclosed initial franchise fee for a standard single unit is $44,900 (2025 FDD, Item 5, PDF p. 10). Other fee options (for example multi-unit or conversion) are listed separately in the report. Details
    What ongoing fees does HHO Carbon Clean Franchise System charge?
    The disclosed ongoing royalty is 6%/7%/8% or monthly min (2025 FDD, Item 6, PDF p. 12). The brand or advertising fund contribution is 0% · percentage of Gross Sales (2025 FDD, Item 6, PDF p. 12). Other recurring fees are listed in Item 6. Details
    Does HHO Carbon Clean Franchise System disclose financial performance (Item 19)?
    No. The reviewed HHO Carbon Clean Franchise System FDD states that it does not make a financial performance representation in Item 19. Details
    How many HHO Carbon Clean Franchise System locations are there?
    The FDD reports 15 outlets at the end of 2024 (2025 FDD, Item 20, PDF p. 43). Existing locations do not indicate territory availability. Details

    From reviewed FDD figures only. Not a recommendation or projection.

    What the disclosures show

    1. 1Opening costs are estimated at $108,380 – $185,330 in the 2025 FDD (Item 7); several initial fee options apply.
    2. 2The franchisor makes no financial performance representation in Item 19.
    3. 3Outlets declined by 1 in 2024, to 15 (SYSTEMWIDE, as labeled in the FDD, Item 20).

    From reviewed FDD figures only. Not a recommendation or projection.

    Costs · Items 5–7

    What does it cost to open?

    Estimated opening costs and the fees payable to the franchisor.

    Startup Investment — Item 7

    Total estimated initial investment

    2025 FDD · Item 7 · PDF p. 18

    Formats disclosed in Item 7 (2)

    Each format has its own total. The total depends on the format you choose; multi-unit packages are listed but not included in the headline range.

    • Total Estimate - Single TerritoryPDF p. 18$108,380 – $185,330
    • Total Estimate - Multiple TerritoriesMulti-unitPDF p. 20$142,480

    Standard single-unit franchise fee

    2025 FDD · Item 5 · PDF p. 10
    Discounted and multi-unit options are separate; see all fees.

    Ongoing Fees — Item 6

    Selected recurring charges; payment bases and conditions remain attached to each fee.

    RoyaltyMain ongoing fee · The percentage rate depends on annualized monthly Gross Sales, and the minimum varies by territory count and time in operation.

    28 reported fees, each with its payment basis, are listed below; they haven't been sorted into recurring, initial and occasional groups yet.

    Financial Performance — Item 19

    What results are disclosed—and for which locations?

    No financial performance representation in Item 19

    The reviewed 2025 FDD for HHO Carbon Clean Franchise System has no Item 19 figures on record. Franopolis does not estimate revenue or earnings in their place; ask the franchisor and current owners what unit-level information they can share.

    Outlet Changes — Item 20

    How has the outlet count changed?

    SYSTEMWIDE, as labeled in the FDD · counts as of year end of each year.

    2025 FDD · Item 20 · PDF p. 43

    Net +4 outlets, 2022–2024

    0112022162023152024+5−1

    Year-end counts reported in Item 20. The scale starts at zero; the labels between the dots show each year's change.

    2024 turnover at a glance

    Outlets at start · reported
    16
    Exits · summed reported counts
    4
    Churn · Franopolis calculation

    Exits include closures, terminations and non-renewals. Churn divides exits by outlets at the start of the year; it is not a measure of earnings.

    Questions to investigate

    Prompts based on what this brand's reviewed disclosures do and don't show — not conclusions. Join free as a member to save questions to your research.

    For the franchisor

    • Which line items in the 2025 Item 7 estimate ($108,380 – $185,330) vary most by market, and why?

    • Which initial fee option would apply to my situation, and what conditions or discounts affect it?

    • HHO Carbon Clean Franchise System reports no financial performance figures in Item 19. What information can you share about unit-level results?

    • Reported units decreased from 16 to 15 in 2024. What drove the change?

    • Is a territory available in my area, and how is it defined in my agreement?

    For current and former owners

    • How did your actual startup costs and timeline compare with the Item 7 estimate?

    • How many hours a week do you work in the business, and in what role?

    • What support from the franchisor has been most and least useful?

    For your advisors

    • Ask a franchise attorney to review the territory, renewal, transfer and termination terms.

    • Ask an attorney what the Item 3 litigation disclosures mean for a new franchisee.

    • Ask an accountant to build a cash-flow plan using your own assumptions, not the franchisor's.

    Sources & vintage history

    Every displayed fact is retained with its disclosure vintage, item, page, and reviewed status. Prior vintages remain on file rather than being overwritten.

    Citations (2025 FDD)

    1. [1]Estimated initial investment — Item 7 · PDF p. 18
    2. [2]Standard initial franchise fee — Item 5 · PDF p. 10
    3. [3]Outlet counts — Item 20, Table 1 · PDF p. 43

    "PDF p." is the page in the PDF file; "printed p." is the number printed on the FDD page. Source document: FDD

    Territory & operations

    14 addresses in Franopolis's imported location list. Coverage may differ from Item 20 outlet counts.

    These are contract disclosures, not confirmation that any territory is currently available.

    Legal & agreement

    Litigation disclosure

    Bankruptcy status

    Initial term

    Franchisor financial statements

    No verified franchisor financial statement figures have been reviewed yet.

    SBA-backed loans to franchisees

    Loading…

    Source: U.S. Small Business Administration 7(a) & 504 FOIA data. Loan volume is not a measure of franchisee success.

    Related research

    Brands in the same subcategory first, then the wider industry, ordered by shared business format and overlapping investment range. This is not a ranking or recommendation.

    CARSTARCreative Colors International, Inc.GoJoe PatrolInterstate All Battery CenterNoble LocksmithSuperglass Windshield Repair

    Head-to-head comparisons

    HHO Carbon Clean Franchise System vs CARSTARHHO Carbon Clean Franchise System vs Creative Colors International, Inc.HHO Carbon Clean Franchise System vs GoJoe Patrol
    Compare reviewed facts

    At a glance

    Business history

    Owner participation

    Territory language

    Litigation disclosure

    Bankruptcy disclosure

    Agreement term

    Independent analysis of franchisor-provided data. Not investment advice. Franopolis does not distribute FDDs. Last reviewed 10/5/2026.