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Best HVAC Contractors in Longs, SC

Longs sits just inland from the Grand Strand along the SC-9 corridor, a community that spent decades as quiet farmland and is now absorbing the beach's growth. New subdivisions are filling former fields and pine woods, while older pockets of the community still hold manufactured homes, modest ranch houses, and family land passed down through generations. That split personality defines the local HVAC picture.

The climate is coastal plain without the ocean breeze to moderate it, which means summers run hot and very humid. Air conditioners in Longs work as hard as anywhere on the Strand, but without the salt air that corrodes coastal equipment, so systems here often last longer than identical units a few miles east. Humidity control is still the central challenge.

Homes on cleared lots with poor grading can trap moisture in crawlspaces, and oversized builder units that short-cycle leave indoor air clammy. A load calculation matters more than brand name when replacing a system in one of the newer subdivisions. Manufactured and modular homes, common in the older parts of Longs, have their own HVAC quirks.

Crossover ducts under these homes are vulnerable to moisture, pests, and disconnection, and the compact duct systems they use need a contractor who understands them. Undersized returns are a frequent finding, and simply enlarging the return can transform comfort in a manufactured home. For site-built ranch homes from past decades, the usual story is aging ductwork in vented attics and insulation that has settled thin.

Growth along SC-9 means contractor availability is good, with shops from North Myrtle Beach, Conway, and Loris all covering the area. That competition is useful because Longs homeowners span a wide range of budgets, from retirees in paid-off homes to young families in new builds. When gathering quotes, be specific about the house type, since manufactured-home experience is not universal among contractors.

Ask whether the quote includes duct inspection and sealing, because in Longs the distribution system is the weak link far more often than the equipment. A mid-range system with tight ducts will outperform a premium unit feeding leaky ones.

Ranked: 6 hvac contractors in Longs

Ordered by Google rating × review count. Evidence beside every name.

1

TNT Heating & Air

★★★★★ 4.9 (1,204 Google reviews)
2350 Chestnut Rd, Longs, SC 29568
Heating contractor; Air conditioning repair service; Furnace repair service; HVAC contractor
2

J & J Air

★★★★★ 4.9 (1,139 Google reviews)
2488 Water Tower Rd, Longs, SC 29568
HVAC contractor; Air conditioning contractor; Air conditioning repair service; Air conditioning system supplier
3

LHT Cooling & Heating

★★★★★ 5 (491 Google reviews)
101 Ap Thompson Rd, Longs, SC 29568
Air conditioning contractor; Furnace repair service; Heating contractor
4

Carolina Comfort Systems Inc.

★★★★★ 4.9 (115 Google reviews)
411 Watermill Ridge Dr, Longs, SC 29568
HVAC contractor; Electrician
5

Ricky Thompson and Sons Heating and Air Conditioning

★★★★☆ 4.1 (7 Google reviews)
9176 SC-90, Longs, SC 29568
Air conditioning contractor
6

Southern Mercury Heat & Air

★★★★☆ 3.7 (3 Google reviews)
1507 Perch Pl, Longs, SC 29568
HVAC contractor; Air conditioning contractor; Heating contractor

Longs HVAC Contractors FAQ

I live in a manufactured home in Longs. What HVAC issues should I expect?
Crossover ducts underneath manufactured homes are the most common trouble spot, vulnerable to moisture, pests, and sections pulling apart. Undersized return-air openings are another frequent finding that restricts airflow and strains the system. Have a contractor experienced with manufactured housing inspect the under-home ductwork, seal connections, and verify the return is adequate. These fixes are usually affordable and can dramatically improve comfort without replacing the equipment.
What affects the cost of AC repair or replacement in Longs?
The main cost factors are system size, the type of repair, the age of the current unit, and the condition of the ductwork. In Longs, manufactured homes sometimes need under-home duct repairs alongside equipment work, while newer subdivision homes are usually straightforward swaps. Get written quotes from at least two contractors, confirm each includes the equipment model and warranty, and ask specifically about duct inspection and sealing in the scope.
How often should Longs homeowners service their HVAC system?
Line up professional tune-ups twice a year, once in spring and once in fall. In newer subdivisions with construction dust still in the air, check filters monthly for the first year or two. Homes with crawlspaces should have the moisture level checked during service visits, since damp crawlspaces are common on cleared lots and affect both ducts and indoor air quality.
Can I get emergency HVAC service in Longs?
Yes, contractors from North Myrtle Beach, Conway, and Loris cover Longs with after-hours and weekend emergency service. Summer is peak season, and response can be slower during heat waves, so an existing maintenance relationship helps with priority scheduling. Call right away for a complete loss of cooling in summer, burning or gas odors, or water leaking from the indoor air handler.

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