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• Duncan Heating & Air Conditioning, Inc. & Plumbing
• Services
  • Residential AC and Heating
  • Air Conditioning Repair
  • Air Conditioning Installation
  • Heating Repair
  • Heating Installation
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  • Indoor Air Quality
  • Commercial HVAC
  • Residential Plumbing
  • Water Conditioning
  • Tankless Water Heaters
  • Commercial Plumbing
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• Service Area
  • Lubbock, TX
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  • 4 Signs it's Time to Purchase a New Air Conditioner for Your Lubbock, TX Home
  • 3 Plumbing Issues You Should Never Ignore in Your Plainview TX, Home
  • How Does My Air Conditioner Affect My Indoor Air Quality?
  • 3 Common AC Health Risks You Should Be Aware Of
  • Why You Should Upgrade Your HVAC Equipment to the Infinity System
  • Here's What You Should Consider Before Buying a Tankless Water Heater
  • 3 Ways You Can Save on HVAC Repair Expenses
  • How Our IAQ Products Help Keep Your Home Comfortable and Healthy