Choosing the best mini split with ducts combines efficient air conditioning with the flexibility of ducted installations for a seamless home climate solution. Below is a summary of top-rated mini split air conditioners and line set covers designed to protect and enhance your HVAC system’s performance, appearance, and durability across various indoor and outdoor settings.
| Product | Brand | Key Features |
|---|---|---|
| COSTWAY 12000BTU Mini Split Air Conditioner & Heater | COSTWAY | Energy-efficient inverter, 5 modes, quiet operation, heats & cools up to 750 sq. ft. |
| Cooper & Hunter 48,000 BTU Ducted Mini Split AC Heat Pump | Cooper & Hunter | High SEER & HSPF ratings, whisper technology, suitable for large spaces and commercial use |
| MilleLoom 12000 BTU Mini Split AC with WiFi Control | MilleLoom | 22 SEER2 efficiency, WiFi-enabled, 5 modes, wide temperature range operation |
| Nouscan Mini Split Line Set Cover 3″ 17Ft Kit | Nouscan | Flexible duct with adjustable elbows, paintable, weather-resistant PP & PVC materials |
| DuctlessAire Paintable Mini Split Line Set Cover Kit | DuctlessAire | Universal coverage, weather-resistant, customizable fit, paintable for a clean finish |
Content Navigation
- COSTWAY 12000BTU Mini Split Air Conditioner & Heater
- Cooper & Hunter 48,000 BTU Ducted Mini Split AC Heat Pump
- MilleLoom 12000 BTU Mini Split Air Conditioner with WiFi Control
- Nouscan Mini Split Line Set Cover 3″ 17Ft Kit
- DuctlessAire Paintable Mini Split Line Set Cover Kit
- Buying Guide for Mini Split Systems with Ducts
COSTWAY 12000BTU Mini Split Air Conditioner & Heater

The COSTWAY 12000 BTU mini split is an energy efficient inverter AC unit designed to cool and heat spaces up to 750 square feet. It uses a high power compressor and a 1-ton heat pump with innovative inverter technology that reduces power consumption and extends equipment life. Its five working modes — auto, cool, dry, heat, and fan — combined with 4 fan speeds and other features like sleep mode and iFEEL function offer customizable comfort year-round.
Notably, it includes a handy remote control with a timer and an automatic display shutdown for undisturbed sleep. The unit operates quietly, ideal for bedrooms and living rooms.
Cooper & Hunter 48,000 BTU Ducted Mini Split AC Heat Pump

This unit is tailored for larger spaces and commercial applications with a significant 48,000 BTU cooling capacity and 49,500 BTU heating capacity. With an impressive 17.4 SEER and 10.3 HSPF efficiency ratings, it ensures lower energy consumption and reliable performance. The silent whisper technology keeps noise levels minimal, making it suitable for living rooms, bedrooms, and addition rooms.
The product comes with a 25ft installation kit, supporting concealed ducts for a streamlined aesthetic in duct-based mini split installations.
MilleLoom 12000 BTU Mini Split Air Conditioner with WiFi Control

The MilleLoom mini split stands out with high efficiency and smart control. Rated at 22 SEER2, it covers areas up to 1500 square feet and integrates WiFi compatibility for remote operation via smartphone or voice assistants. It operates in five modes including health-focused functions such as negative ions and PM2.5 removal.
This unit supports a wide temperature range from -20℃ to 60℃, making it ideal for diverse climates. It includes complete installation kits and features quiet operation, self-diagnosis, and automated defrosting, emphasizing ease of maintenance and versatility.
Nouscan Mini Split Line Set Cover 3″ 17Ft Kit

This flexible and paintable line set cover kit by Nouscan is perfect to protect and conceal mini split pipes and wires both indoors and outdoors. It features adjustable flexible elbows from 90° to 130°, allowing hassle-free installation around obstacles or wall corners.
The kit includes wall entry covers and flexible ducts made from durable PP and PVC, all galvanized for corrosion protection. This weather-resistant design extends the HVAC system’s lifespan while enabling customization to match exterior wall colors.
DuctlessAire Paintable Mini Split Line Set Cover Kit

DuctlessAire offers a universal paintable line set cover ideal for mini split systems, air conditioners, and heat pumps. Its durable construction protects refrigerant tubing and electrical lines from weather damage for both indoor and outdoor use.
The material allows easy customization, enabling cutting and adjustment to fit various installation needs. The paintable surface ensures the cover blends flawlessly with your home’s exterior finish for a polished appearance.
Buying Guide for Mini Split Systems with Ducts
When selecting the best mini split with ducts, consider these essential factors:
- Installation Type: Decide if you need a fully ducted system, ductless, or a combination. Ducted mini splits are excellent for central air distribution while ductless systems provide zone-specific control.
- Cooling and Heating Capacity: Choose a unit with BTU capacity that matches your room size to ensure efficient and effective climate control.
- Energy Efficiency Ratings: Look for SEER (Seasonal Energy Efficiency Ratio) and HSPF (Heating Seasonal Performance Factor) ratings to minimize electricity costs.
- Flexible Line Covers: Protective covers for refrigerant lines and wiring prevent damage from weather and environmental factors, increasing system longevity.
- Noise Levels: Especially important for bedrooms and living rooms; select units with whisper or silent operation technology.
- Climate Compatibility: Ensure that the system can operate efficiently within your local temperature range, especially for colder climates requiring reliable heat pumps.
- Smart Features: WiFi capability and remote controls enhance convenience and energy management.
- Installation Kit and Warranty: Confirm the product includes necessary installation accessories and comes with adequate warranty coverage for peace of mind.
Considering these perspectives will help you choose a mini split system with ducts that offers optimal performance, energy savings, and tailored comfort to fit your home or business needs.