5.0 / 162+ Google Reviews
Licensed & Insured
27+ Years in North Texas
Workmanship Warranty
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Ductless Mini-Split

Flexible comfort without ductwork

5.0 / 162+ Google Reviews
Licensed & Insured
27+ Years in North Texas
Workmanship Warranty

Ductless Mini-Split Installation in North Texas | Perfect for Garages, Additions & High-Efficiency Comfort

Perfect for additions, garages, and zone control

Too Cool Air properly sizes and designs ductless mini-split systems using heat load calculations—not guesswork. Professional installation ensures optimal performance and efficiency.

Ductless mini-split systems provide efficient heating and cooling without ductwork. Perfect for room additions, converted garages, home offices, and multi-zone comfort control. We install Daikin, Mitsubishi, and LG mini-splits with expert design and professional workmanship.

Ductless Mini-Split Cost in North Texas

Ductless mini-split costs in DFW vary by zones and capacity: Single-zone (9,000-18,000 BTU): $3,500-$5,500 installed. Two-zone systems: $5,500-$8,000 installed. Three-zone systems: $7,500-$10,000 installed. Four-zone systems: $9,000-$12,000 installed. High-efficiency models (SEER 25+) cost 15-20% more. Professional installation includes line set, electrical work, wall penetrations, and condensate drainage.

What Our Clients Say

"They installed a mini-split in our converted garage office. It stays comfortable year-round, and our main AC isn't trying to cool the whole house anymore. Super quiet, super efficient."

— Homeowner, Flower Mound TX

Benefits

  • No ductwork required—ideal for additions and renovations
  • Zone control delivers custom comfort to each room
  • High efficiency reduces energy costs compared to window units
  • Whisper-quiet operation with indoor wall-mounted units
  • Provides both heating and cooling year-round

Our Process

  1. 1 Evaluate your space and recommend mini-split configuration
  2. 2 Design system layout with indoor and outdoor unit placement
  3. 3 Install outdoor condenser and indoor air handlers
  4. 4 Run refrigerant lines and electrical connections
  5. 5 Test system performance and show you operation
  6. 6 Provide maintenance guidance for long system life

Ductless Mini-Split Installation Serving North Texas

Part of the DFW HVAC Performance Network serving Grapevine, Southlake, Colleyville, and surrounding communities.

Frequently Asked Questions

How much does a ductless mini-split cost?

Single-zone systems (one indoor unit) cost $3,500-$5,500 installed. Multi-zone systems with 2-4 indoor units range from $6,000-$12,000 depending on configuration and capacity.

Where should indoor units be mounted?

Wall-mounted units typically install high on walls for optimal airflow. We can also install ceiling cassettes or floor-mounted units depending on your space and preferences.

Are ductless systems efficient?

Yes, ductless mini-splits are highly efficient with SEER ratings often 18-30+. They eliminate duct losses and allow you to heat/cool only occupied spaces.

Can I add zones later?

Yes, if you install a multi-zone outdoor unit initially. We can add indoor units later as your needs change, up to the outdoor unit's capacity.

📚 Learn More

Visit our Learning Center for answers to common HVAC questions, buying guides, and maintenance tips.

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