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DRG Mechanical Inc

Locally owned HVAC contractor in Lester, Iowa, covering furnaces, boilers, air conditioning and water heaters, plus sewer backup prevention for homes in Sioux Falls and nearby towns.

What they do

Work centres on furnaces, boilers, air conditioning and water heaters, with complete HVAC systems handled as a whole. Sewer backup prevention is also offered for basements at risk of flooding. Emergency service is available for heating and cooling failures. Free estimates are offered, and estimates can be requested online. Towns served include Lester, Sioux Falls, Brandon and Harrisburg, with Tea and Inwood also covered. The company is locally owned and operates from Lester.

Source: drgmechanical.com (opens in a new tab)

  • Sewer backup prevention
  • Furnace repairs and installs
  • Boiler service
  • Air conditioning
  • HVAC service
  • Water heaters

Listed under Basement flooding and sewer backup, Heating and cooling emergencies

Where they work

Sioux Falls, South Dakota

What we checked

  • Its own website lists this work

Checked 12 Nov 2026, from public sources.

Not yet verified. We haven’t contacted this business yet. Ask for a written quote before work starts.

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