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Heating and Cooling Products

Air Conditioners

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Indoor Air Comfort Products

Aprilaire - whole house humidifier
Space-Gard - high efficiency air cleaner
PerfectAire - fresh air exchanger
PerfectTemp - electronic thermostat
PerfectTemp - zone control system

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Contact Us

216 E. Montauk Hwy
Hampton Bays, NY 11946
Telephone: (631) 728-1166
FAX: (631) 728-1455

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Welcome to Weber & Grahn home on the Internet! For more than 40 years, we've been helping folks throughout the East end of Long Island area enjoy total indoor air comfort in their homes and businesses.

Our many satisfied customers tell the story, but for your added peace-of-mind, rest assured that our professional staff has received the most up-to-date training available. So whenever you need us, we're here for all your heating and cooling concerns -- from scheduled maintenance & repairs to installations with a smile, we're always just a phone call away.

  • Free estimates
  • Telephone quotes
  • 24 hour emergency service
  • All major credit cards accepted
  • Hours
    Mon - Fri
    7:30AM - 5PM
    8AM - 4PM
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