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Install it yourself

DIY Mini Splits

Shop MRCOOL DIY systems by room count — from single-zone installs to complete six-zone packages, every single zone ships with pre-charged line sets.

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Top brands

Factory-authorized dealer for every brand we carry — full warranty included.

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DaikinMRCOOLPioneerPerfect AireSenvilleACiQ

Whole-home systems

Central AC & Heat Pump Systems

Central-unit comfort with mini-split efficiency — sized to your home, priced by the month.

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New
MRCOOL VersaPro central ducted heat pump

MRCOOL VersaPro

Perfect for new builds, homes with many rooms, or existing ductwork.
Uses existing ductsMulti-room

★ 4.6 · 36 reviews

From $2,567

or about $72/mo with financing

Shop VersaPro
Cold-climate ready
MRCOOL Hyper Heat central ducted system

MRCOOL Hyper Heat

Central-unit power with mini split efficiency — full heat deep below freezing.
Cold-climate ratedMini-split efficiency

★ 4.9 · 40 reviews

From $3,416

or about $95/mo with financing

Shop Hyper Heat
Popular
MRCOOL Universal central heat pump system

MRCOOL Universal

Flexible central heat pumps with no-vac install for efficient whole-home comfort.
No-vac installDIY-friendly

★ 4.9 · 109 reviews

From $3,582

or about $100/mo with financing

Shop Universal

About Chill Mini Splits

The largest stocking dealer of DIY Mini Splits in the United States

Since 2018, our mission has always been to provide the absolute best quality products, customer experience, and prices available in the mini split industry without exception. We choose to only sell the best performing mini splits, learning them inside and out to ensure your experience with us is second to none.

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Family-run since 2018 Authorized dealer — full factory warranty US-based expert support

Verified

Reviews for Chill Mini Splits

4.83

3,223 verified customer reviews

Excellent customer service and prompt shipping. Chill Mini Splits helped me choose the right system and answered my questions quickly.

Kevin McKeon

Nice system and easy to install. Good instructions and great phone assistance with a few questions.

Calvin Bolt
Local savings

Up to $8,000 back

Enter your ZIP code to see heat pump rebates near you. We'll help you confirm eligibility before purchase.

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Good to know

Mini split questions, answered

Quick answers from the team that talks mini splits all day.
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What size mini split do I need?

Mini splits are sized in BTUs. As a quick rule, plan on 20–30 BTU per square foot — roughly 12,000 BTU for a 500 sq ft space. Ceiling height, sun exposure, and insulation shift the number, so use the size estimator above or send us your room sizes and we'll spec it for free.

Can I really install a DIY mini split myself?

Yes. MRCOOL DIY systems ship with pre-charged, quick-connect line sets, so there's no vacuum pump and no refrigerant license involved. If you can mount a TV and drill one 3-inch hole, you can handle the install. We do recommend a licensed electrician for the dedicated circuit and disconnect.

Do mini splits heat and cool?

Every system we sell is a heat pump, so it cools in summer and heats in winter — far more efficiently than baseboards or older furnaces. In sub-freezing climates, look at Hyper Heat models, which keep heating well below 0°F.

How much does DIY installation save?

Professional mini split installation is often quoted at $1,500–$3,000+ per zone depending on your market. With a DIY system that labor stays in your pocket — most customers finish a single zone in a weekend with basic tools.

How fast is shipping — and what should I check at delivery?

In-stock systems ship quickly with free curbside freight delivery, typically arriving in about 4–10 days. Before you sign, give every box a quick once-over and note any damage on the delivery receipt — that keeps any freight claim painless.

What about warranty and rebates?

As an authorized dealer, every system we ship carries its full manufacturer warranty — just register it after installation. Many local utilities also offer heat pump rebates; our team can help you find what applies in your area.