Mitsubishi & Daikin Mini-Splits · Garage / ADU Specialists · (909) 552-3189
Ductless · Single & Multi-Zone

Ductless Mini-Splits in Rialto, CA

Cool your garage, ADU, addition, or that one room that's always hot — without ductwork. Mitsubishi & Daikin certified. SCE rebate eligible.

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Why Mini-Splits Are Exploding in the Inland Empire

California's ADU laws, combined with how brutal Rialto's summer heat is on detached garages and rear-yard additions, have made ductless mini-splits the fastest-growing HVAC category in the Inland Empire. Unlike adding to your existing ducted system (which usually means undersizing your central AC), a mini-split delivers dedicated cooling to the exact space that needs it — and runs at 22–30 SEER2 efficiency, far above any ducted central system.

Best Use Cases We See in Rialto

Garage Conversions & ADUs

9K–12K BTU single-zone covers 400–600 sq ft. Single 220V circuit. SCE rebate eligible. Most common BACS install.

That One Hot Bedroom

Master bedrooms over a garage, west-facing rooms, second-story rooms with poor return air. 9K BTU dedicated unit fixes it.

Sunrooms & Additions

Adding sq ft without re-engineering your central system. Multi-zone heads (ceiling cassette, wall, or floor) match the room.

Whole-House (No Ductwork)

Older Rialto homes with crawlspaces and no ducting. 3–5 zone systems instead of running new ductwork.

Brands We Install

We're factory-trained on Mitsubishi Electric, Daikin, Fujitsu, LG Art Cool, and Bosch IDS. We deliberately avoid Amazon-brand units (Senville, MrCool DIY, Pioneer) — they have 3× the failure rate, and when something breaks there's no parts pipeline. A $2,000 mini-split that dies after 4 years isn't a deal.

Mini-Split Service Areas

Garage and ADU mini-split installs are most common in Fontana (Etiwanda Heights, Hunters Ridge), Rancho Cucamonga (Etiwanda, Alta Loma), Rialto (92376, 92377), San Bernardino (Verdemont, Del Rosa), and Colton (Reche Canyon). Most single-zone installs complete same-day with our 2-tech crew.

1 Day
Single-Zone Install
22-30
SEER2 Efficiency
$2,000
Federal Tax Credit
12yr
Mitsubishi Warranty

What BACS Customers Say

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Mini-Split FAQs

How much does a mini-split cost installed?

Single-zone 12K BTU Mitsubishi/Daikin: $4,200–$5,800. 2-zone 24K BTU: $7,500–$9,800. 3-zone whole-house: $11,500–$15,500. Includes condenser, indoor head, line set, electrical, condensate, permit.

Can I install one in my garage / ADU?

Yes — this is the #1 use case in Rialto and Fontana. 9–12K BTU covers 400–600 sq ft, runs on a single 220V circuit, qualifies for SCE rebates. One-day install.

What brands do you install?

Mitsubishi Electric (most reliable), Daikin, Fujitsu, LG, Bosch IDS. We don't install Amazon brands like MrCool DIY — high failure rate, no parts availability.

Are mini-splits efficient enough for 105° Rialto summers?

Yes — modern inverters are 22–30 SEER2, more efficient than ducted central AC. They modulate compressor speed instead of cycling, handling long summer afternoons better than ducted systems.

Do mini-splits qualify for rebates?

Yes — heat pump mini-splits qualify for federal 25C credit (up to $2,000) and SCE residential heat pump rebates. We file the paperwork.

Ready for Quiet, Efficient Cooling?

(909) 552-3189
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