Furnace Repair & Installation

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Rheem Gas Furnaces

We’re Your Gas & Oil Furnace Repair Experts On Long Island

All Island Mechanical offers complete oil to gas furnace conversions, furnace repair and installations for your home or business. Our friendly and knowledgeable staff has been servicing businesses and home owners throughout Nassau and Suffolk Long Island for three generations.

If You Convert Or Upgrade To An Energy Efficient System you might be eligible for a tax credit equal to 30% of the full purchase and installation price with a cap of $1,500.


Gas Furnaces

If you are thinking of converting from oil to gas or a need an emergency gas furnace repair, All Island Mechanical licensed and insured staff offers Single Stage, Multi Stage, or Variable Speed Gas Furnace service for residential and commercial use.

For more information on the benefits and differences contact us.

Oil Furnaces

Oil Furnaces have been improved in both comfort and efficiency. New oil furnaces now reach AFUE levels of 80% - 85% saving home owners anywhere from 15% - 30% off your fuel bill.

All Island’s experienced staff can provide your family with a safe, reliable, and energy efficient system that will keep you comfortable for years to come.

Suffolk Maintenance Service Corp. 200 Hawkins Ave Ronkonkoma NY 11779 - (631) 471-5000 - Website Designed By Vast Media Group