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Ductless Heating: The Perfect Solution for Garages, Add-Ons & Cold Spots

Home | Blog | Published on November 17th, 2025

If you’ve ever tried to heat your garage, home addition, or that one chilly corner of your house that never seems to stay warm, you know how frustrating it can be. Traditional HVAC systems often struggle to reach these areas efficiently, leaving you with uneven comfort and higher energy bills. Fortunately, ductless heating systems—also known as mini-splits—offer a smart, energy-efficient solution that’s ideal for homes in Reno, NV and similar high-desert climates.

Why Ductless Heating Works So Well

Ductless mini-split systems use a simple yet highly effective design: an outdoor compressor unit connects to one or more indoor air handlers through a small conduit. Unlike traditional forced-air systems, they don’t rely on ductwork to distribute warm air. This makes them perfect for spaces where installing new ducts would be costly or impractical.

Because they deliver heat directly into each room, ductless systems allow you to control temperatures independently from the rest of your home. That means you can keep your garage warm while working on projects, or make your new home office comfortable without overheating the rest of the house. In Reno’s climate—where temperatures can dip below freezing in winter but soar in summer—ductless heat pumps are especially appealing because they also provide efficient cooling during the hot months.

Ideal Spaces for Ductless Systems

Here are some of the most common and effective uses for ductless heating:

  1. Garages and workshops: Most garages aren’t connected to a home’s central heating system. A ductless unit offers efficient comfort without running expensive ductwork through unfinished walls.
  2. Home additions: When you add a new room or sunroom, extending existing ducts may not be possible or cost-effective. Ductless systems provide independent climate control for the new space.
  3. Basements and attics: These areas often have inconsistent temperatures. A ductless mini-split ensures steady warmth where your main system can’t reach.
  4. Cold spots in older homes: Some rooms—especially those farthest from the furnace—never seem to get warm enough. A ductless unit supplements your main heating system and keeps the whole home comfortable.
  5. Detached buildings: Ductless heating can turn guesthouses, studios, or detached offices into fully livable spaces year-round.

Energy Efficiency and Cost Savings

Because there’s no ductwork, there’s also no heat loss through leaky ducts—a problem that can waste up to 30% of energy in traditional systems. Modern ductless systems use inverter-driven compressors that adjust heating output in real time, improving efficiency and comfort. The result is lower utility bills, quieter operation, and precise temperature control.

Why Professional Installation Matters

While ductless systems are compact and versatile, they require expert installation to perform correctly. Improper placement, incorrect line lengths, or poor refrigerant charging can reduce efficiency and shorten the lifespan of the unit. A licensed HVAC technician will evaluate your space, determine the best unit size, and ensure the system is installed safely and according to manufacturer specifications.

For homeowners in Reno, NV, professional installation also ensures the system is optimized for the local climate’s unique temperature swings and dry air. Partnering with our team guarantees you get the maximum comfort, energy efficiency, and longevity from your ductless heating system.

Contact DeHart Plumbing, Heating & Air, Inc. today for all your HVAC needs! 

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