Free tools
Free tools for Florida homeowners
Work out what your project involves before you hire anyone. Free, no sign-up.
Florida Permit Checker: Does My Project Need a Permit?
Pick your project and county. See whether it typically needs a permit, the inspections to expect, whether HVHZ product approval applies, and what an open permit can cost you later.
Open the tool →What Size AC Do I Need? (Florida tonnage calculator)
Enter your square footage, ceilings, sun and windows. Get a rule-of-thumb AC size in tons for a hot, humid Florida home — and why the real answer is a Manual J load calculation.
Open the tool →SEER2 Energy Comparison
Compare a yearly cooling-energy estimate for your current AC against a new SEER2 system, using your own size, hours and electricity rate.
Open the tool →
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