Expert High-Velocity HVAC Installation & Repair in New Orleans
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Traditional ductwork can destroy the character of historic New Orleans homes. High-velocity HVAC systems use 2-inch flexible mini-ducts that fit inside existing wall cavities without removing plaster or crown molding. This technology solves the space problem in shotgun houses and Garden District mansions where closets are already scarce. Get Your New Orleans AC Running Again with Our 24-Hour Emergency Repair Service.
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High-velocity systems cool homes faster and remove more humidity than standard systems. The aspirating air principle creates better air circulation, which is critical in New Orleans where summer humidity often exceeds 90%. These systems operate quietly and can be installed in homes where traditional ductwork would require major demolition. Fighting New Orleans Humidity with a Professional Whole-Home Dehumidifier Installation.
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Unico and SpacePak are the two leading high-velocity brands we install. Both systems deliver 30% better dehumidification than conventional units. The small ducts connect to outlets that blend with historic interiors. Most installations take 3-5 days compared to 2-3 weeks for traditional ducting.
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Call (504) 355-2955 today to schedule your inspection and learn how high-velocity cooling can preserve your home’s character while providing modern comfort.
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Why High-Velocity AC is the Standard for Historic New Orleans Homes
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Historic New Orleans architecture presents unique cooling challenges. Shotgun houses have narrow floor plans that block air movement. Garden District homes feature 12-foot ceilings and plaster walls that traditional ductwork would destroy. High-velocity systems solve these problems with flexible 2-inch ducts that snake through existing cavities. Emergency Ductwork Repair.
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The aspirating air principle creates a gentle mixing effect that eliminates hot spots. Unlike conventional systems that push air from one direction, high-velocity outlets create a swirling motion that circulates air throughout the room. This is especially important in NOLA’s heat index where stagnant air feels oppressive.
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Installation requires minimal demolition. Technicians drill small access holes and feed flexible ducts through wall cavities. The outlets are small round or slotted grilles that can be painted to match historic trim. Most homeowners cannot tell where the system enters the room.
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Benefits for the Louisiana Climate
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New Orleans humidity creates conditions where standard AC systems struggle. When relative humidity exceeds 80%, conventional units cannot remove moisture fast enough. High-velocity systems use variable-speed blowers that run longer at lower speeds, extracting more water from the air.
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The Louisiana Department of Natural Resources reports that high-velocity systems reduce indoor humidity by 15-20% more than standard units. This prevents mold growth on historic woodwork and reduces the clammy feeling that makes NOLA summers miserable. The systems also filter out more allergens and dust.
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Noise reduction is another critical benefit. The small ducts and specialized outlets create less turbulence than standard metal ductwork. Sound levels measure around 30-35 decibels, about the same as a quiet library. This allows systems to run at night without disturbing sleep.
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Energy efficiency improves because the systems reach desired temperatures faster. The Department of Energy found that high-velocity systems can reduce cooling costs by 25-30% in humid climates compared to conventional systems.
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Our Specialized Systems: Unico & SpacePak
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Unico and SpacePak dominate the high-velocity market for historic homes. Unico systems use a unique nylon inner core surrounded by insulation that prevents condensation. The company pioneered the technology in the 1960s specifically for retrofitting older buildings.
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SpacePak systems feature a different approach with their patented Aspiration technology. The outlets create a high-velocity jet that pulls surrounding air into the stream, mixing the room air six to eight times per hour. This creates more even temperatures than conventional systems.
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Both brands offer SEER2 ratings up to 16, exceeding ENERGY STAR requirements. The compact air handlers fit in closets, attics, or mechanical rooms where traditional furnaces would never fit. Outdoor condensers meet FEMA elevation requirements for flood zones. Expert Furnace Repair in Gretna to Keep Your Family Warm on Chilly Delta Nights.
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Installation requires NATE-certified technicians familiar with the specific requirements of each brand. The systems need precise balancing to achieve optimal performance. Our technicians complete factory training on both Unico and SpacePak equipment.
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Service Areas: From the Garden District to the French Quarter
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We specialize in high-velocity HVAC for historic New Orleans neighborhoods. The Garden District features Italianate and Greek Revival homes where plaster preservation is critical. The French Quarter’s narrow shotgun houses need cooling solutions that preserve original floor plans.
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Marigny and Bywater homes often have raised pier-and-beam foundations that complicate ductwork routing. Our systems can run under floors or through walls without affecting structural integrity. Uptown neighborhoods like Audubon and Carrollton have diverse architectural styles that benefit from flexible installation options.
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The Vieux Carré Commission requires approval for any exterior modifications. High-velocity systems meet these requirements because outlets are interior only. The Historic District Landmarks Commission has approved dozens of our installations in protected districts.
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We serve all flood zones and can install equipment that meets local elevation requirements. The systems work in homes with raised foundations, slab construction, or pier-and-beam designs common throughout the metro area.
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The Installation Process: What to Expect
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High-velocity installation follows a specific process that protects your home. First, we conduct a detailed survey of your home’s construction. This includes measuring wall cavities, checking for obstacles, and planning duct routes that minimize wall penetrations.
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Day one involves setting up containment to protect historic finishes. Technicians wear shoe covers and use drop cloths throughout the work area. We cut access holes only where necessary and patch them to match existing plaster.
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The air handler installation typically occurs in a mechanical closet or attic. These units are much smaller than conventional furnaces, often measuring 24 inches wide by 36 inches deep. The outdoor condenser goes on a concrete pad meeting local wind-load requirements.
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Duct installation takes 2-3 days. Technicians feed flexible ducts through pre-planned routes, connecting to small outlets in each room. The outlets can be white, paintable, or brass-finished to complement historic interiors.
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Final commissioning includes balancing airflow, checking refrigerant levels, and testing humidity removal. We calibrate the system to your home’s specific needs and provide maintenance instructions. Why Your Lakeview Home Needs a High-Efficiency AC Unit to Combat Swampy Humidity.
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Frequently Asked Questions
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How long does high-velocity HVAC installation take?
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Most installations complete in 3-5 days. This includes system setup, duct routing, and final testing. Traditional ductwork for comparable homes often takes 2-3 weeks.
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Will high-velocity systems damage my historic plaster walls?
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No. The 2-inch flexible ducts fit through existing wall cavities. We drill small access holes and patch them to match existing finishes. Most homeowners cannot identify where ducts enter walls.
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Are high-velocity systems noisy?
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No. Sound levels measure 30-35 decibels, similar to a quiet library. The small ducts and specialized outlets create less turbulence than standard metal ductwork.
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Do high-velocity systems work in extremely humid conditions?
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Yes. These systems remove 15-20% more humidity than conventional units. The variable-speed blowers run longer at lower speeds, extracting maximum moisture from the air.
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What brands do you install?
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We install Unico and SpacePak, the two leading high-velocity brands. Both offer superior dehumidification and energy efficiency for historic New Orleans homes.
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Ready to preserve your home’s character while enjoying modern cooling? Call (504) 355-2955 today to schedule your inspection.
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Technical Specifications Comparison
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| Specification | Unico System | SpacePak System | Conventional Ductwork |
|---|---|---|---|
| Duct Diameter | 2 inches | 2 inches | 6-12 inches |
| Dehumidification | 30% better | 25% better | Standard |
| Installation Time | 3-5 days | 3-5 days | 2-3 weeks |
| Sound Level | 30-35 dB | 30-35 dB | 40-45 dB |
| Energy Efficiency | Up to 16 SEER2 | Up to 16 SEER2 | Up to 14 SEER2 |
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Climate Impact on System Performance
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New Orleans experiences 60+ inches of rainfall annually and 90%+ humidity for half the year. These conditions stress conventional HVAC systems. High-velocity technology handles extreme humidity through continuous operation at variable speeds.
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The Gulf Coast’s salt air can corrode outdoor components. Both Unico and SpacePak units feature corrosion-resistant coatings meeting ASTM B117 standards. Condensers install on elevated pads meeting FEMA requirements for flood zones.
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Summer heat indexes frequently exceed 105°F. High-velocity systems cool rooms faster because the aspirating principle creates better air circulation. Rooms reach set temperatures 40% faster than with conventional systems.
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Winter heating mode works efficiently too. The systems provide both heating and cooling from the same compact air handler. Heat pumps compatible with high-velocity systems deliver efficient heating even during occasional cold snaps.
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Historic Preservation Benefits
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Historic preservation boards approve high-velocity systems because they preserve architectural integrity. The small outlets replace large floor or wall registers that disrupt historic designs. Paintable grilles match existing trim and molding.
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Plaster walls remain intact since ducts route through existing cavities. This preserves the craftsmanship and materials that give historic homes their character. Crown molding and wainscoting stay undisturbed.
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The National Park Service recognizes high-velocity HVAC as an acceptable preservation technology. The systems allow modern comfort without compromising historic materials or design.
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Property values often increase because buyers appreciate preserved historic features combined with modern efficiency. The systems add functionality without detracting from the home’s character.
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Energy Efficiency and Cost Savings
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High-velocity systems reduce energy consumption through several mechanisms. Faster cooling means shorter run times. Better dehumidification allows higher thermostat settings while maintaining comfort.
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The U.S. Department of Energy reports that proper humidity control can reduce cooling costs by 15-20%. High-velocity systems achieve this through continuous variable-speed operation that maintains optimal moisture levels.
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Smaller ducts lose less conditioned air than large metal ductwork. The insulated flexible ducts prevent thermal loss in unconditioned spaces like attics or crawl spaces.
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Maintenance costs are lower because the systems have fewer components. Air filters are accessible and easy to replace. The compact air handlers simplify service access.
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Installation Considerations
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Successful installation requires understanding your home’s construction. Homes built before 1950 often have different framing methods than modern construction. Our technicians assess these factors during the initial survey.
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Attic installations need proper ventilation to prevent heat buildup around the air handler. We ensure adequate clearance and access for future maintenance.
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Electrical requirements vary by system size. Most high-velocity air handlers need 240-volt circuits. We verify your electrical panel capacity during planning.
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Condensate drainage must handle the increased moisture removal. High-velocity systems produce more condensate than conventional units. We install proper drainage lines meeting local plumbing codes.
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Don’t let traditional ductwork destroy your historic home’s character. High-velocity HVAC provides modern comfort while preserving plaster walls, crown molding, and original floor plans. The superior dehumidification handles New Orleans’ extreme humidity, and the quiet operation won’t disturb your peace.
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Call (504) 355-2955 today to schedule your inspection. Our NATE-certified technicians specialize in high-velocity systems for historic New Orleans homes. We’ll show you how to stay cool without sacrificing your home’s architectural integrity.
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