Confirm the visit price
Ask whether the estimate, diagnostic visit, load calculation, or written proposal carries any charge before authorizing it.
Phoenix HVAC written estimate check
A free estimate is useful only if you can compare it.
“Free estimate” describes the visit price, not the detail you will receive. Before booking another sales appointment, ask whether the contractor will leave a written proposal that identifies the equipment, installation scope, responsibilities, price conditions, warranty, and allowed changes.
General information only · Not legal advice, a permit ruling, diagnostic work, a license finding, a price guarantee, or a contractor endorsement
Define the deliverable
Do not confuse a free appointment with a comparable proposal.
Arizona ROC and ENERGY STAR homeowner guidance emphasize written estimates, itemized scope, contractor identity, cost, efficiency, warranty, and responsibility fields. A quote review preserves those fields without pretending the estimate is final engineering or a permit decision.
Identify the contractor
Match the business name and license number on the estimate with the current Arizona Registrar of Contractors record.
Name the equipment
Record system type, capacity, efficiency representation, indoor and outdoor models, controls, accessories, and every undecided allowance.
Separate installation scope
List removal, line-set, drain, pad or roof, ducts, electrical, gas, controls, startup, cleanup, and handoff instead of relying on “complete install.”
Assign permit responsibility
State the project-specific permit assumption, responsible party, inspections, and included fees without guessing the authority's result.
Expose price conditions
Separate all-in cash price, financing, rebates, credits, taxes, fees, allowances, exclusions, and every defined adjustment trigger.
Write down warranties and changes
Name warranty providers, registration duties, schedule, cancellation terms, and the signed change-order process before work begins.
Quote fields
Turn “free estimate” into fields that survive comparison.
The estimate may contain assumptions that require an inspection. It should label them rather than silently converting them into included work or a fixed price.
| Field | Decision-ready answer | Reason to clarify |
|---|---|---|
| Licensed entity | Business name and license number match the current public record | A salesperson or brand name is not tied to the contracting entity |
| Equipment identity | Models, capacity, system type, controls, and allowances are stated | Unlike systems can appear comparable |
| Installation scope | Included labor, accessories, retained items, cleanup, and exclusions are listed | The headline number hides materially different work |
| Permit assumption | Project assumption, responsible party, inspections, and fees are stated | Silence is mistaken for no requirement or no cost |
| Price conditions | Cash, financing, rebates, taxes, fees, and adjustment triggers are separated | A payment or starting number is mistaken for the final total |
| Warranty | Parts, labor, workmanship, registration, exclusions, and providers are named | A duration is shown without who stands behind it |
| Schedule and changes | Dates, cancellation terms, and signed change-order rules are stated | The scope or price can move after signing |
Read the result
Clarify, verify, or compare.
The estimate is free but the written deliverable is vague.
Ask what document, equipment detail, scope, price conditions, and exclusions you will receive.
The proposal is detailed but contains project assumptions.
Name who checks each condition and how the written scope or price changes afterward.
The estimate is complete enough to hold still.
Compare another option against the same equipment, work, responsibilities, warranties, and price conditions.
Primary sources
Use current public homeowner guidance as the evidence boundary.
Before hiring an Arizona contractor
Arizona ROC guidance on license review, written estimates, project detail, permits, contracts, and changes.
Arizona ROC Before You Hire ↗Hiring an HVAC contractor
ENERGY STAR guidance on itemized estimates, efficiency, warranties, equipment, schedule, and written proposals.
ENERGY STAR contractor tips ↗Bid comparison checklist
ENERGY STAR's homeowner comparison fields for equipment, ducts, verification, manuals, and installation records.
ENERGY STAR bid checklist ↗Phoenix residential projects
City guidance distinguishing some like-for-like air-conditioner replacements from work involving size, capacity, location, electrical, gas, or other changes.
City of Phoenix residential guidance ↗Written home-improvement estimates
FTC guidance on written work, materials, timing, price, contracts, and avoiding automatic selection of the lowest estimate.
FTC home-improvement guidance ↗Sources reviewed August 31, 2026. Confirm project-specific fees, scope, permit requirements, contract terms, and contractor commitments with the responsible parties before signing.
Common questions
Put the decision-critical assumptions in writing.
Does “free estimate” mean later diagnostic or design work is free?+
Not necessarily. Ask what the no-charge visit includes and whether any later diagnostic, design, calculation, or service has a fee before authorizing it.
Should I automatically schedule three in-home estimates?+
Arizona ROC and the FTC recommend multiple written estimates. You can still reduce unnecessary sales visits by first checking whether the quote already in hand contains the fields required for a fair comparison.
Is the lowest estimate the best one?+
Not automatically. Compare equipment, installation scope, responsibilities, price conditions, warranties, and exclusions before treating the numbers as comparable.
Can this guide determine legal compliance or permit requirements?+
No. It is an editorial comparison tool, not legal advice, a permit determination, engineering or diagnostic work, or a contractor-license finding.
Already holding a written quote?
Use the written estimate you already have as the market bar.
SecondLook records the equipment, scope, responsibilities, exclusions, warranties, and price conditions before seeking a lower comparable option—without asking you to begin with three more sales visits.
- No deposit
- No contractor visit without your approval
- 15% of verified savings only if you use a lower comparable option