6 HVAC Repair Contractors in Islandia, NY
Top-Rated HVAC Repair Contractors in Islandia
Reliance Heating and Cooling
“Three of six named reviewers awarded five-star ratings citing prompt same-day response, thorough explanations, and follow-up service covered under previous…”
Associated Energy Services Inc
“3 of 7 reviews cite serious concerns including improper installation, billing disputes, and staff conduct, while 2 reviews give 5-star ratings praising…”
All HVAC Repair Contractors (6 total)
HVAC Repair Costs in Islandia
Typical heating and cooling repair costs in Islandia, by component.
| Service | Low | Average | High |
|---|---|---|---|
Diagnostic / service call | $83 | $132 | $220 |
Thermostat replacement | $165 | $303 | $550 |
Blower motor replacement | $440 | $715 | $1,210 |
Heat exchanger replacement | $1,650 | $2,420 | $3,850 |
Ignitor replacement (gas furnace) | $165 | $275 | $440 |
Control board replacement | $330 | $605 | $990 |
Full system repair (major) Multi-component failure | $550 | $1,320 | $3,300 |
Prices reflect continental metro averages compiled from published industry cost guides, contractor surveys, and regional labor data. Last updated: April 2026.
HVAC Repair in Islandia, NY: What to Expect
Islandia residents experience a coastal climate where Long Island Sound moderates both summer heat and winter cold. Summers typically reach 85 F with occasional spikes above 90 F, while January lows hover around 25 F, creating genuine demand for both heating and cooling systems throughout the year. The 67% summer humidity adds another layer of complexity, requiring effective moisture management from any HVAC system. With only 6 contractors serving the area and an average rating of 2.1 stars across 22 reviews, finding reliable HVAC Repair in Islandia requires careful research. Only one contractor offers 24/7 emergency service, making preventive maintenance particularly valuable for homeowners facing the region's four-season demands.
Homeowners should anticipate specific cost ranges when budgeting for repairs. Diagnostic or service calls typically range from $83-$220, while thermostat replacement generally costs $165-$550. More extensive repairs such as blower motor replacement can run $440-$1210 depending on system specifications. New York does not require statewide HVAC licensing, so local licensing requirements apply and contractors should verify credentials with relevant municipal authorities before beginning any work.
Customer feedback reveals significant variation among local providers. Reliance Heating and Cooling earns praise for prompt same-day response, thorough explanations, and follow-up service covered under previous fees, though some reviewers note scheduling challenges. Controlled Energy Services Inc receives uniformly positive reviews, with customers specifically describing the company as a great operation to work with. Associated Energy Services Inc presents a more mixed picture, with some reviewers citing improper installation, billing disputes, and staff conduct concerns, while others commend responsive service and technician competence. Homeowners would be wise to request detailed estimates and verify references before committing to any contractor given the disparity in customer experiences.