10 AC Replacement Contractors in Hammond, LA
Top-Rated AC Replacement Contractors in Hammond
Professional Heating & Air
“Across the three detailed reviews, every customer awarded 5 stars, with technicians Hunter, Chasse, Kyle, and Steve specifically praised for their…”
Southern HVAC LLC
“All 175 reviews award 5 stars, with customers specifically naming Bryce, Eric, and Billy G. for their professionalism and cleanup standards. Maintenance plan…”
All AC Replacement Contractors (10 total)
Basic Plumbing Repairs and Maintenance LLC
“All 11 reviewers award 5 stars, with Hans named explicitly in three reviews as the technician handling gas…”
DoneRite Electric L.L.C.
“All three reviews award five stars, with customers specifically praising same-day response during urgent…”
Valentine Mechanical Services LLC
“One negative review describes a generator failure during Hurricane Ida with no company response for three…”
Oasis AC Services
“No customer reviews are currently available for Oasis AC Services. Prospective clients cannot assess typical…”
AC Replacement Costs in Hammond
Replacement costs for aging systems in Hammond. If repair cost exceeds 50% of replacement, replacement is usually more economical.
| Service | Low | Average | High |
|---|---|---|---|
Central AC (3-ton, basic) | $5,500 | $8,000 | $11,000 |
Central AC (4-ton, mid-efficiency) | $7,500 | $10,500 | $14,000 |
Central AC (5-ton, high-efficiency) | $9,500 | $12,500 | $16,000 |
Full HVAC system (AC + furnace) | $11,590 | $13,430 | $14,100 |
Plus ductwork replacement If existing ducts are aged/leaking | $2,100 | $3,000 | $4,000 |
| Repair cost threshold | 50% rule: if repair > 50% of replacement, replace | ||
Prices reflect humid subtropical metro averages compiled from published industry cost guides, contractor surveys, and regional labor data. Last updated: April 2026.
AC Replacement in Hammond, LA: What to Expect
Hammond's location in Tangipahoa Parish north of Lake Pontchartrain places it squarely in the Gulf Coast's humid subtropical zone, where summer temperatures climb into the low 90s and humidity hovers around 75% from May through October. This combination forces cooling systems to run nearly continuously for six months straight, making efficiency ratings and proper sizing essential for local homeowners. With 10 contractors serving the area and an average rating of 2.8 across 777 reviews, AC Replacement in Hammond demands careful selection to ensure reliable performance during the region's brutal summers.
Louisiana requires HVAC contractors to hold the Mechanical Work Contractor License with an HVAC subclassification from the Louisiana State Licensing Board for Contractors. Cost reflects system size and efficiency: a basic 3-ton central AC runs $5,500 to $11,000, a mid-efficiency 4-ton unit costs $7,500 to $14,000, and a high-efficiency 5-ton system runs $9,500 to $16,000. Proper licensing and installation quality directly impact how well a system handles Hammond's demanding climate.
Customer feedback reveals what sets local contractors apart. Southern HVAC LLC maintains a 5.0 rating across 175 reviews, with customers specifically naming Bryce, Eric, and Billy G. for their professionalism and thorough cleanup after each job. Professional Heating & Air holds a 4.9 rating, with technicians Hunter, Chasse, Kyle, and Steve repeatedly praised for their punctuality and technical knowledge. MEL'S A/C & HEATING also achieves a 5.0 rating, with multiple customers noting technicians arrive on time or provide same-day response, and several describing service relationships spanning nearly a decade.
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All HVAC Contractors in Hammond, LA
Complete directory of 45 contractors — browse alphabetically
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All HVAC Contractors in Hammond, LA
Complete directory of 45 contractors — browse alphabetically