Service Area

SERVICE AREA

Key Heating & Air Conditioning Inc. is proud to serve New England. We have installed and serviced heating and cooling systems for customers in New Hampshire, Massachusetts and Maine. Here are some of the communities where we’ve brought our expertise:

New Hampshire

  • Alton

  • Atkinson

  • Auburn

  • Barrington

  • Bedford

  • Brentwood

  • Candia

  • Center Harbor

  • Center Tuftonboro

  • Chester

  • Danville

  • Deerfield

  • Derry

  • Dover

  • Durham

  • East Hampstead

  • East Kingston

  • Effingham

  • Epping

  • Exeter

  • Farmington

  • Freedom

  • Fremont

  • Greenland

  • Hampstead

  • Hampton

  • Hampton Falls

  • Kingston

  • Kensington

  • Lee

  • Londonderry

  • Madbury

  • Middleton

  • Milton

  • Mirror Lake

  • Moultonborough

  • New Castle

  • New Durham

  • Newfields

  • Newington

  • Newmarket

  • Newton

  • Newton Junction

  • North Hampton

  • Northwood

  • Nottingham

  • Ossipee

  • Portsmouth

  • Raymond

  • Rye

  • Rye Beach

  • Sanbornville

  • Sandown

  • Seabrook

  • Somersworth

  • South Hampton

  • Stafford

  • Stratham

  • Tuftonboro

  • Union

  • Wakefield

  • Windham

  • Wolfeboro

Geothermal System

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