Your HVAC & Plumbing Questions Answered

When it comes to keeping your property comfortable and functional, you deserve clear, honest answers. At Gibson Services Company, we’ve proudly served Terre Haute, IN, and surrounding communities for over 30 years, providing dependable HVAC and plumbing solutions for homes, businesses, and industrial facilities.


Here, we’ve compiled answers to some of the most common questions our customers ask about air conditioning, heating, ventilation, and plumbing systems.


Have More Questions? Call (812) 466-6969 for Expert Answers.

General Questions About Our Company


  • Are you licensed and insured?

    Yes. Gibson Services Company is fully licensed and insured in the state of Indiana. We take safety, compliance, and professionalism seriously to protect our customers and ensure high-quality results on every job.

  • What areas do you serve?

    We proudly serve Terre Haute, IN, and surrounding cities within a 50-mile radius, offering both commercial and residential HVAC and plumbing services.

  • Do you offer emergency services?

    Absolutely. We provide 24/7 emergency HVAC and plumbing repairs because we know problems can happen at any time—day or night.

  • What brands do you service?

    We work with all major HVAC and plumbing brands, ensuring our technicians are equipped to handle any system efficiently and professionally.

HVAC Service FAQs


Air Conditioning & Cooling Systems

  • How often should I have my air conditioner serviced?

    We recommend annual AC maintenance, ideally in the spring before peak cooling season. Regular tune-ups help prevent breakdowns, improve energy efficiency, and extend your system’s lifespan.

  • How do I know if I need AC repair or replacement?

    If your system is over 10 years old, requires frequent repairs, or struggles to cool evenly, it may be time for replacement. Our technicians can inspect your system and provide honest recommendations tailored to your needs.

  • What types of air conditioning units do you install?

    We install and service central air systems, ductless mini-splits, rooftop units, and commercial refrigeration systems for restaurants and industrial clients across Terre Haute, IN.

  • Do you offer maintenance plans?

    Yes, we offer preventive maintenance contracts that include regular system inspections, cleaning, and priority scheduling to keep your HVAC running smoothly all year.

Heating Systems

  • When should I replace my furnace?

    Most furnaces last between 15 and 20 years. If your system is older or your energy bills have risen sharply, it’s time to consider upgrading to a more efficient unit.

  • What heating systems do you service?

    We work with gas furnaces, boilers, heat pumps, and other commercial heating systems. Our team is trained to handle all makes and models.

  • What are signs my heating system needs repair?

    Unusual noises, uneven heating, or frequent cycling are all warning signs. If you notice any of these, contact our team right away for a full inspection.

Indoor Air Quality & Ventilation

  • Can you help improve indoor air quality?

    Yes! We install and maintain air purifiers, humidifiers, and advanced filtration systems to improve air quality and comfort for homes and businesses alike.

  • How often should air filters be changed?

    Typically every 1–3 months, depending on your environment and system type. Regular filter changes improve airflow and prevent costly system strain.

Plumbing Service FAQs


Leak Detection & Pipe Repair

  • How do I know if I have a hidden water leak?

    Signs include unexplained increases in your water bill, musty odors, damp walls, or the sound of running water when all fixtures are off. We use advanced leak detection tools to find and fix the issue fast.

  • Can you repair or replace old pipes?

    Absolutely. We provide pipe repair and full replacement for outdated or corroded plumbing systems in both residential and commercial properties.

Water Heater Installation & Repair

  • What types of water heaters do you install?

    We install tank and tankless water heaters from leading manufacturers. Our plumbers help you choose the most efficient and cost-effective option for your property.

  • How long does a water heater last?

    On average, traditional water heaters last 8–12 years, while tankless systems can last up to 20 years with proper maintenance.

  • Why is my water heater not producing enough hot water?

    This could be due to sediment buildup, thermostat failure, or a worn heating element. Our technicians can diagnose and repair the issue quickly.

General Plumbing Questions

  • Do you offer plumbing maintenance services?

    Yes, we provide routine plumbing maintenance, including inspections, drain cleaning, and water pressure checks to prevent future issues.

  • Can you handle large commercial plumbing projects?

    Definitely. Our team specializes in industrial and commercial plumbing systems, including restrooms, water lines, and industrial water heating systems.

  • What should I do in a plumbing emergency?

    Turn off the main water supply immediately and call Gipson Services Company at (812) 466-6969. Our emergency plumbers are available 24/7.

Still Have Questions? We’re Here to Help


At Gibson Services Company, we believe in transparency, honesty, and education. Our goal is to keep you informed so you can make confident decisions about your property’s comfort systems.


Call (812) 466-6969 today to speak with one of our experts or schedule service.


From emergency repairs to preventive maintenance, we’re here to keep your home or business running smoothly year-round.

Have more questions? Call (812) 466-6969 for expert answers.