Expo Heating & Cooling | AC Repair & HVAC Services in Spring, The Woodlands & Tomball

**Top 5 Signs You Need AC Repair in Spring, TX** When the Texas heat hits, your air conditioner needs to be in top shape. If you live in Spring, The Woodlands, or Tomball and your AC is underperforming, don’t ignore these warning signs. **1. Weak Airflow** Poor airflow often means there’s a blockage or failing compressor. Don’t wait until it quits. **2. Warm Air Instead of Cold** If your vents are blowing warm air, you may be dealing with a refrigerant leak or compressor issue. **3. Unusual Noises** Grinding, squealing, or banging? These noises usually mean something’s loose, broken, or failing fast. **4. Bad Odors** A musty smell could mean mold. A burning smell? Possibly electrical trouble. Get it inspected immediately. **5. High Energy Bills** A sudden spike in your utility bill could mean your AC is working too hard — and costing you more. --- At **Expo Heating & Cooling Inc.**, we offer: ✅ $0 diagnostic with repair ✅ 0% financing on new systems ✅ Same-day AC service ✅ Carrier ...

  Simple AC Maintenance Tips to Keep Your System Running Smoothly When the Texas heat rolls in, the last thing you want is a broken air conditioner. Regular maintenance is the key to avoiding breakdowns and saving on energy costs. Here are five easy maintenance tips every homeowner should follow: 1️⃣   Change Your Air Filters Regularly Replace your AC filters every 30-60 days. A clean filter improves airflow, efficiency, and indoor air quality. 2️⃣   Clean the Outdoor Unit Hose down your outdoor condenser unit to clear dust, dirt, and pollen. Keep a 2-foot clearance around the unit by removing weeds and leaves. 3️⃣   Check Your Thermostat Settings Ensure your thermostat is programmed correctly for energy efficiency. Upgrade to a smart thermostat for better temperature control and savings. 4️⃣   Inspect Your Ductwork Look for loose connections, dust build-up, or moisture issues in your air ducts. Clean ducts mean better airflow and cleaner indoor air. 5️⃣   ...

  The Hidden Risks of Improper A2L Refrigerant Installation As the HVAC industry moves toward eco-friendlier refrigerants, A2L refrigerants like R-32 and R-454B have become increasingly common. While these refrigerants are better for the environment, they come with one serious risk: they are mildly flammable. If not installed properly, A2L refrigerants can lead to dangerous situations like: 🔥   Refrigerant leaks in confined areas 🔥   Fire hazards from electrical sparks 🔥   Toxic gas release (like hydrogen fluoride) when burned 🔥   System failure and expensive property damage Why Proper Installation Matters A2Ls require specific tools, ventilation procedures, and safety practices. Technicians must be certified and trained in the latest A2L handling protocols. Cutting corners or working with unlicensed contractors increases the risk of accidents. Trust Certified Professionals in Spring, TX At   Expo Heating & Cooling Inc. , our licensed technicians ar...

As environmental standards tighten, homeowners in  Spring, TX , and surrounding communities are seeing a major change in their HVAC options.  R-454B refrigerant  is quickly replacing R-410A as the preferred choice for new AC systems. Here’s what you need to know. ✅ What Is R-454B? R-454B  is a next-generation refrigerant with a  78% lower Global Warming Potential (GWP)  than R-410A. It provides efficient cooling performance while reducing your home’s environmental impact. ✅ Is R-454B Safe? Yes — R-454B is safe when handled by licensed HVAC professionals. At  Expo Heating & Cooling Inc. , we follow strict EPA and manufacturer safety guidelines for installing and servicing R-454B systems in  Spring, Tomball, The Woodlands, and Conroe . ✅ Will It Affect System Pressure? R-454B operates at pressures similar to R-410A, making it a suitable replacement for modern systems. However, it cannot be mixed with R-410A or R-22. Mixing refrigerants can damag...

At  Expo Heating & Cooling , we know how important a well-maintained HVAC system is, especially in  Spring, TX and nearby neighborhoods like The Woodlands, Tomball, Conroe, and Kingwood . A properly cared-for system keeps your home comfortable, improves energy efficiency, and extends your equipment's lifespan. Here’s a helpful guide to maintaining your HVAC system throughout the year. 📌 Why HVAC Maintenance Matters Living in  Spring, TX , where temperatures swing from humid summers to cool winters, your HVAC system works hard year-round. Routine maintenance ensures: ✅ Better energy efficiency ✅ Lower utility bills ✅ Fewer breakdowns ✅ Longer equipment life ✅ Cleaner, healthier indoor air 🛠️ Easy HVAC Maintenance Tips for Homeowners 1️⃣ Change Your Air Filters Regularly In  Spring and The Woodlands , pollen and dust can clog filters quickly. Check your filter monthly and replace it every 1-3 months to maintain airflow and indoor air quality. 2️⃣ Keep the Outdoor...

  When it comes to staying cool during Texas summers and cozy through those chilly mornings, nothing’s more important than a properly maintained HVAC system. At   Expo Heating & Cooling , we believe an ounce of prevention is worth a pound of cure — and your AC and heating system deserve that TLC too. Here are our top   preventative HVAC maintenance tips   every homeowner should follow: ✅ 1️⃣ Change Your Air Filters Regularly Dirty filters restrict airflow   and make your system work harder, driving up your energy bill and reducing indoor air quality. We recommend replacing your air filters every   30 to 90 days   depending on your home’s conditions (pets, allergies, dust levels). Pro Tip:   Write the replacement date on the filter frame so you never forget! ✅ 2️⃣ Keep the Outdoor Unit Clean Your condenser unit outside collects dirt, leaves, and debris — especially in Spring and Fall.   Clear at least 2 feet of space around it   and g...

  If you live in   Spring, The Woodlands, Tomball, or surrounding areas in Texas , you’ve probably noticed how refrigerant prices are climbing and supplies are tightening. With older R-410A refrigerant being phased out and newer R-454B systems taking over, many homeowners are asking — can you use leftover R-410A to refill a new R-454B AC system? The answer is a hard NO — and here’s why. 🚫   Mixing R-410A and R-454B Will Damage Your AC System These two refrigerants have totally different pressures, chemical makeups, and oil compatibility. Mixing them in your AC system can cause: Compressor burnout Oil separation and contamination Reduced cooling performance in the Texas heat Expensive repairs you’ll have to pay out-of-pocket In cities like   Spring and The Woodlands , where we run our systems hard in summer, a damaged compressor means days of sweltering heat and costly emergency repairs. ⚠️   You’ll Lose Your Warranty Big-name manufacturers like   Carrier, ...

  As HVAC technology evolves, so do refrigerants. One of the biggest changes in the air conditioning world is the industry-wide shift from R-410A to R-454B refrigerant. With rising prices and ongoing shortages, some homeowners and even unlicensed techs are tempted to "top off" or recharge new R-454B systems with leftover R-410A. But here’s why that’s a huge mistake — and what it can cost you. 🚫   R-410A and R-454B Are Not Compatible These two refrigerants have very different chemical compositions, pressure levels, and oil types. Mixing them will: Overwork your compressor Cause oil separation and system contamination Slash your system’s efficiency Lead to costly repairs or total system failure ⚠️   It Will Void Your Warranty Major brands like Carrier, Trane, and Lennox are very clear — mixing refrigerants instantly voids your warranty. That means if your compressor burns out or your coil leaks because of mixed refrigerants, you’ll be covering the full repair or replacemen...