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Nemo may be a small community, but that doesn’t mean HVAC service here should be anything less than excellent. Daffan Cooling & Heating serves Nemo homeowners with the same quality and responsiveness we bring to every community we work in. When your system needs attention, we’ll be there.
When your heating or cooling breaks down in a rural community like Nemo, waiting around for a technician who isn’t prepared isn’t something you can afford. Daffan comes stocked for the most common repairs and takes a thorough approach to diagnosis so the fix is complete, not temporary. We’ll tell you exactly what we found and what it will take to correct it before we do any work.
A new HVAC system is one of the more significant investments you’ll make in your home, and Daffan treats it accordingly. We assess your home carefully before recommending equipment, ensure everything is sized correctly, and install it precisely to manufacturer standards. The work is done right the first time so you’re not dealing with performance issues or warranty complications down the road.
For homeowners in rural areas like Nemo, staying current on HVAC maintenance is especially important. Getting emergency service out to a less accessible area can take longer, which makes preventing the breakdown in the first place that much more valuable. Daffan’s maintenance visits are thorough and give you a clear picture of your system’s condition heading into every season.
Call (817) 243-9758See why homeowners across Hood County have trusted Daffan with their comfort for over 25 years.
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Somervell County winters can be cold and unpredictable, and a heating system that fails in the middle of one is a real hardship. Daffan handles furnace repairs, heat pump service, and new heating installations in Nemo and responds quickly when emergencies arise. Our heating services include:
Summer heat in this part of Texas is serious business, and your air conditioner needs to be in reliable shape to handle it. Daffan serves Nemo homeowners with fast AC repairs, well-executed new installations, and maintenance that keeps your system running efficiently through the hottest months. Our AC services include:

Rural properties in Somervell County can be exposed to higher levels of dust, pollen, and outdoor particulates that find their way inside. If your home’s air quality has been bothering family members or your HVAC system seems to be circulating more dust than it should, an air quality evaluation is a good next step. Daffan can help.
We offer:
A new system is a significant expense, and it doesn’t always line up with a convenient moment in your budget. We offer financing through First Financial Bank with a simple application and fast credit decisions, so you’re not stuck waiting to get your home back to comfortable.
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Yes. Daffan serves Nemo and the broader region. Give us a call and we’ll confirm we can get to you and get you scheduled.
Skipping maintenance is the most common one. Systems that don’t get serviced regularly develop small problems that turn into expensive ones. A filter that’s been ignored too long can lead to a frozen coil. A coil that’s never been cleaned leads to a compressor working too hard. Staying on a maintenance schedule prevents most of that.
At that age, the question is usually whether continued repairs make financial sense. Parts availability can become an issue for very old systems, and efficiency ratings on equipment from 20 years ago are considerably lower than current standards. We’ll take an honest look at your system and give you a straight assessment of where things stand.
Often, yes. Uneven temperatures usually come from duct imbalances, leaks in the duct system, or rooms that are poorly insulated relative to the rest of the house. In some cases, a zoning system or a supplemental ductless unit solves the problem cleanly. We’d need to assess your home to recommend the right approach.
Common signs include reduced cooling output, ice forming on the refrigerant lines or indoor coil, longer run times, and in some cases a faint chemical smell near the unit. If you notice any of those, call us. Refrigerant leaks require proper detection, repair, and recharging by a certified technician.
SEER stands for Seasonal Energy Efficiency Ratio. It measures how efficiently an air conditioner converts electricity into cooling output over a season. A higher SEER rating means lower operating costs. Current minimum standards are higher than systems installed ten or fifteen years ago, so upgrading often produces a noticeable reduction in energy bills.
Yes. A pre-purchase HVAC inspection gives you an accurate picture of the system’s condition and remaining useful life before you commit. It’s a worthwhile step, especially in older homes where the equipment may not have service records.
The most important thing you can do is change your filter regularly — every 30 to 90 days depending on the type. Keep the area around your outdoor unit clear of debris, make sure vents inside the home aren’t blocked by furniture, and pay attention to any changes in performance or unusual sounds. Those are the early warning signs that something needs attention.
For most standard replacements, we can often get you scheduled within a few business days of agreeing on the equipment. The installation itself typically takes one day. More complex jobs may take longer, and we’ll be upfront about the timeline when we schedule the work.
Yes. We stand behind our work. If something isn’t right after we’ve completed a repair or installation, give us a call and we’ll take care of it.

Living out in Nemo means you want an HVAC contractor you can actually count on when things go wrong. Daffan Cooling & Heating is that contractor. We show up prepared, do the work right, and treat you fairly.
Don’t wait for a small problem to become a big one. Call us today and let’s get your system in good shape.