Refinance Use Case

Replace the existing mortgage with a first-lien HELOC—and make the line the new primary home loan.

For homeowners, this is the most direct version of the strategy: the new first-lien line pays off the current mortgage, then household cash flow begins interacting with the new balance.

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✓ Existing mortgage paid off✓ HELOC becomes first lien✓ Cash flow strategy starts after closing✓ Rates, LTV, fees, and state rules matter

How the refinance works

The lien changes first. The cash-flow behavior comes after.

Review the current mortgage.

Rate, remaining term, balance, payment, and any costs to replace it matter.

Match an available first-lien HELOC program.

Qualification depends on credit, equity, income, reserves, property, occupancy, state, and lender rules.

Close the refinance.

The HELOC pays off the existing first mortgage and takes first position.

Route cash flow through the new structure.

Income and spending begin changing the line balance over time.

What must be overcome

Replacing a mortgage should earn its way onto the balance sheet.

If your current mortgage has a low fixed rate, the new HELOC may start at a higher variable rate and add closing costs. The expected cash-flow benefit has to be large enough to justify that trade.

That is why the refinance page should end in a personalized comparison—not a blanket recommendation.

What to compare

Five numbers matter before you apply.

Current mortgage balance and rate.
Remaining term and scheduled interest.
Actual first-lien HELOC rate and fees available today.
Monthly take-home income and normal spending.
How much liquidity you want to preserve or access.

Interactive comparison

Model the household—not a generic payoff promise.

Enter a mortgage balance, illustrative rates, monthly take-home income, and normal non-mortgage expenses. The comparison updates as you type.

Educational cash-flow model

First-lien HELOC vs. a standard 30-year fixed mortgage

Results update automatically

Mortgage balance

30-year fixed rate

First-lien HELOC rate

Monthly take-home income

Monthly non-mortgage expenses*

Income modeled as$7,500 twice monthly

Monthly cash-flow surplus$6,000

Balance after first deposit$442,500

Approx. HELOC daily interest$83.22 → $81.83

Projected results

How could this change the payoff timeline?

Your modeled monthly surplus is $6,000, a substantial share of take-home income.

30-year first-lien HELOC8 years 1 monthProjected time to a zero balance

Projected total interest: $131,029
Modeled available credit: $450,000

30-year fixed — scheduled payment30 yearsScheduled payoff

Projected total interest: $600,729
Available credit: $0

Modeled difference vs. the scheduled 30-year fixed mortgage$469,700 less interest

Modeled payoff differenceAbout 21 years 11 months sooner

Ready to replace assumptions with current lender terms?Send a short scenario. Chris and the Edge Home Finance, LLC team can check nationwide program availability and connect you with the appropriately licensed loan officer for the property state.

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Model assumptions and important limitations

HELOC cash flow: Monthly take-home income is modeled as two equal deposits on the 1st and 15th. Non-mortgage expenses are spread evenly across each month.

Daily interest: The model uses each day’s closing balance and a 365-day year. Actual transaction timing, statement cycles, posting rules, and leap years may differ.

Rates: Both entered rates are illustrations, not quotes. The model holds each rate constant; an actual HELOC rate can rise or fall over time.

Credit limit: For simplicity, the modeled HELOC line starts equal to the entered balance, remains level for 120 months, and then reduces monthly over the remaining 240 months. Available credit is debt secured by the home—not savings or guaranteed access.

Comparison mortgage: Uses standard monthly amortization over 30 years with scheduled principal-and-interest payments and no extra payments.

Not included: Closing costs, lender fees, taxes, insurance, transaction fees, future redraws, income changes, missed deposits, or tax consequences.

Purpose: Educational illustration only—not an offer, approval, commitment, rate quote, financial advice, or guarantee. Actual results and qualification vary.

Expense input: Exclude the mortgage principal-and-interest payment being replaced. Include ordinary spending and any taxes or insurance paid outside the line.

Frequently asked questions

Questions borrowers usually ask next.

Can I refinance only part of my mortgage into the HELOC?

The structure and loan amount depend on the program. A first-lien HELOC typically becomes the primary lien, so the complete lien setup must be reviewed.

Can I take cash out at the same time?

Some programs allow cash-out subject to current guidelines.

Do I need to close my checking account?

Account setup varies by lender. Some products integrate transactional features while others use a linked account.

Your next step

Ready to compare your current mortgage with a first-lien HELOC?

I can compare the first-lien HELOC structure with the mortgage alternatives available for your property, cash flow, and goals.

Schedule Strategy Call Review My Scenario Apply SecurelyEducational review first. Actual terms and eligibility depend on current lender programs, state availability, and underwriting.