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Hi Grade Heating & Air ConditioningHVAC contractor in Miller Place, NY

Hi Grade Heating & Air Conditioning is an HVAC contractor at 595 NY-25A, Miller Place, NY 11764, rated 4.4 from 14 Google reviews. Open Monday to Friday and Sunday.

Miller Place, NY0 paid placements in any rankingHow we rank

Call (631) 830-4205

Key facts

Key facts about Hi Grade Heating & Air Conditioning
Address595 NY-25A, Miller Place, NY 11764Get directions
Phone(631) 830-4205
HoursMonday to Friday: 7 AM – 8 PM; Sunday: 7 AM – 8 PM
Google rating4.4 from 14 Google reviews

Trades

Each trade shows the evidence we matched it on.

  • HVACmain tradeGoogle main category

Service area

Serves Miller Place and 11 towns within 25 miles: Sound Beach, Mount Sinai, Rocky Point, Port Jefferson Station, Middle Island, Port Jefferson, Terryville, East Shoreham, Coram, Ridge and Selden.

Based in Miller Place, NYView on map

Opening hours

Opening hours for Hi Grade Heating & Air Conditioning
DayHours
Monday7 AM – 8 PMevening
Tuesday7 AM – 8 PMevening
Wednesday7 AM – 8 PMevening
Thursday7 AM – 8 PMevening
Friday7 AM – 8 PMevening
SaturdayClosed
Sunday7 AM – 8 PMevening
  • Open evenings (after 6 PM)
  • Open Saturdays — no
  • Open Sundays

Typical heating and cooling prices

Typical heating and cooling prices
JobLowTypicalHigh
AC replacementPer system, installed (unit plus labor); typical range of customer-reported jobs. US national range$3,887$5,978$8,073
Furnace replacementPer system, installed; typical range of customer-reported jobs. US national range$2,823$4,814$6,896

Market ranges for the trade, checked October 2026, not a quote from this business. Ask for a written estimate.

Reviews

ContractorsRanked reviews

No ContractorsRanked reviews yet

Google

4.4from 14 Google reviews

Hired Hi Grade Heating & Air Conditioning? Write a review

Questions about Hi Grade Heating & Air Conditioning

What are Hi Grade Heating & Air Conditioning’s hours?

Hi Grade Heating & Air Conditioning is open Monday to Friday and Sunday. Its listed hours are Monday to Friday, 7 AM – 8 PM; Sunday, 7 AM – 8 PM. It is closed on Saturdays, and on Sundays 7 AM to 8 PM. Hours come from the business listing; holiday hours may differ.

What areas does Hi Grade Heating & Air Conditioning serve?

Serves Miller Place and 11 towns within 25 miles: Sound Beach, Mount Sinai, Rocky Point, Port Jefferson Station, Middle Island, Port Jefferson, Terryville, East Shoreham, Coram, Ridge and Selden. The list is based on the business's location and the usual service radius for heating and cooling. Confirm your address is covered when you call.

What do Google reviews say about Hi Grade Heating & Air Conditioning?

Hi Grade Heating & Air Conditioning has a rating of 4.4 from 14 Google reviews. The CR Score adjusts the star rating for review count, so a high rating from a few reviews counts for less than the same rating from many.

How do I contact Hi Grade Heating & Air Conditioning?

Call Hi Grade Heating & Air Conditioning on (631) 830-4205. The business is at 595 NY-25A, Miller Place, NY 11764. Ask for a written estimate before any work starts.

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