{"project":{"slug":"hvac-replacement-cost","name":"HVAC replacement","category":"Energy & HVAC","size":1800,"unit":"sq ft","materialQuality":"standard","complexity":"standard","condition":"average"},"location":{"state":"Florida","stateCode":"FL","city":"Miami","label":"Miami, FL"},"estimate":{"currency":"USD","low":6968,"expected":8710,"high":10800,"labor":3706,"materials":4717,"permit":287,"optionalServices":0,"contingency":1045,"costPerUnit":4.84,"timeline":"1–3 working days"},"model":{"confidenceScore":0.76,"confidenceLabel":"city-adjusted planning model","source":"HomeCostGrid local planning factor informed by BEA regional price parities","sourceDate":"2026-07-27","reviewedAt":"2026-07-27","disclaimer":"Planning estimate, not a contractor quote, appraisal, permit determination or offer."},"links":{"calculator":"https://homecostgrid.com/calculators/hvac-replacement-cost","methodology":"https://homecostgrid.com/methodology","dataSources":"https://homecostgrid.com/data-sources","documentation":"https://homecostgrid.com/developers"}}