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HVAC Systems

heating & cooling systems

heating repair

air conditioning contractors

air conditioning systems

boiler heating systems

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gas furnace

high efficiency furnace

home heating systems

hvac companies

Home Energy Saving & Audit

energy efficiency audit

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Home Insulation

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reflective insulation

rigid foam insulation

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spray foam insulation

wall insulation

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Water Heaters

gas water heaters

high efficiency water heater

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indirect water heater

instant water heater

tankless water heaters

water heater installation

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Air Sealing

sealing air leaks

air duct leakage

air duct sealing

air leakage testing

door air seal

window air leakage

Radiant Barrier

radiant barrier insulation

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roof radiant barrier

Ductwork

ductwork repair

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furnace ductwork

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Plumbing

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Commercial Work

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Company Awards
We are one of 50 contractors enrolled in Long Island Power Authority's (LIPA) Home Performance with ENERGY STAR® Program for... [Read more]
The Dr. Energy Saver Network was recognized as the recipient of the silver Connecticut Quality Improvement Award Innovation Prize for... [Read more]
More Awards

Great Neck NY's Heating Repair, Air Conditioning & Plumbing Contractor

Happy Customers Surrounding Great Neck, NY
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Your trusted company for HVAC, insulation, home energy audits and plumbing

As Great Neck’s trusted local heating and cooling contractor, Green Home Long Island has provided second to none services for HVAC repair, installation and maintenance as well as home insulation and plumbing services. Our expertise comes from our keen understandings of the inner workings of the home. We understand the components that keep a home comfortable with even temperatures from room to room. By conducting a complete home energy audit, we pinpoint and fix all of the areas of the home that reduce the efficiency of your HVAC system. Many of these issues are related to a home’s poor air sealing and insulation. When these issues are corrected properly, customers experience improved home comforts and lower utility bills.

Services Offered

  • Home Energy Assessments
  • Residential Insulation
  • Spray foam insulation
  • Boiler repair & replacement
  • Furnace repair & replacement
  • Crawl space, basement and attic insulation
  • Residential & Commercial HVAC
  • Air Conditioning and Furnace Repair
  • Water Heater Services
  • Emergency Plumbing
  • Much, Much More!

We understand that accidents happen at the worst possible times, that’s why we provide plumbing, air conditioning and furnace repair 24/7. In addition to HVAC repair services, we provide complete home insulation for the crawl space, basement and attic

For 30 years, we’ve helped Great Neck homeowners lower their utility expenses while making their home a more comfortable and energy efficient. As a  GoldStar Contracting Company for the Building Performance Institute, Inc., and an authorized dealer for the country’s largest home energy services contractor network, we are held to the highest industry standards!.  Contact us today for a free estimate. 

Work Requests From Great Neck, NY
Park Side Drive in Great Neck
Would like to lower my heating bill
Belmont Road in Great Neck
Cost of insulating attic
North Drive in Great Neck
Estimate to insulate the home, cold in the winter. Appointment set
Serving the following Great Neck, NY zip codes
11020, 11021, 11022, 11023, 11024, 11026, 11027
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