AC Installation That Fits Your Scott Home
Scott sits on the western edge of Lafayette Parish where residential neighborhoods blend with the commercial activity along the I-10 corridor. Homes here cover a wide range: established brick ranches from the 1980s, craftsman-style homes from the 2000s, and newer construction pushing toward Duson and the Breaux Bridge side.
Each of those home types cools differently, which means each one needs a system sized to its specific characteristics. F & R Air Conditioning has been getting this right across Acadiana since 1956.
The Cost of a Wrong-Sized System
Most homeowners don’t think about AC sizing until something goes wrong. Maybe the system the previous owner installed was a 4-ton unit in a home that only needs 3 tons. Or maybe a contractor went conservative and put in 2.5 tons when the home, with its west-facing windows and minimal attic insulation, genuinely needs 3.5.
Both mistakes are expensive:
An oversized system reaches the thermostat temperature quickly, shuts off, then cycles back on a few minutes later. Each startup draws a surge of electricity and puts mechanical stress on the compressor. More importantly for Scott’s climate, the short run time means the evaporator coil never gets cold enough long enough to pull adequate moisture from the air. You’re left with a house that’s cool but feels damp.
An undersized system runs for hours at a stretch during July and August. Your electric meter spins faster, the system struggles to maintain temperature, and components wear out prematurely from the continuous operation.
Our Manual J load calculation prevents both outcomes. We measure insulation, window area, ceiling height, sun exposure, ductwork, and building tightness. The calculation tells us exactly how many BTUs your home needs, and we size the equipment to match.
Choosing Your Efficiency Level
Federal regulations set the minimum at 15 SEER2 for residential systems in the southern U.S. But “minimum” doesn’t mean “best,” especially in a climate where your AC runs 8 months per year.
Here’s a rough comparison based on a typical Scott home:
- 15 SEER2: Meets code. Reasonable operating cost. Best for homeowners on a tight budget.
- 17-18 SEER2: Moderate premium over the base model. Noticeable monthly savings. Two-stage compressor often included at this tier, which significantly improves humidity control.
- 20+ SEER2: Variable-speed compressor. The most efficient and comfortable option. Higher upfront investment, but the lowest operating cost over the system’s lifetime.
We don’t push the most expensive option. We present each tier with projected savings based on your home’s actual cooling load so you can make a practical decision.
The Importance of Matched Components
Your AC system has two halves: the outdoor condenser and the indoor air handler (or evaporator coil and furnace combination). These components are designed and tested as a pair. When one is replaced without the other, the system operates below its rated efficiency, sometimes significantly.
We see this fairly often on service calls throughout Lafayette Parish. A homeowner replaces the outdoor unit but keeps the indoor equipment, figuring it “still works.” Technically it does, but the mismatch costs them in efficiency and comfort every month, and it can complicate warranty claims.
Every F & R installation includes matched indoor and outdoor equipment. We also inspect and address ductwork issues during the install, because even a perfect system can’t perform if 25% of its output leaks into the attic.
After the Installation
We commission every system with a full diagnostic check: refrigerant charge, airflow, temperature split, and thermostat calibration. We walk you through operation, filter replacement, and the recommended maintenance schedule to keep your system running efficiently for the long haul.
Call F & R Air Conditioning at (337) 893-5646 to set up your in-home consultation. We’ll evaluate your Scott home and give you a clear picture of your options.