Heat or cool two spaces with the MRCOOL DIY Multi-Zone 36,000 BTU 23 SEER 2 Zone Ductless Heat Pump Split System (12K + 24K) — the ultimate do-it-yourself solution for reliable comfort throughout the year. This 5th Generation MRCOOL DIY system is designed for homeowners who want professional-grade performance without costly installation. With a 12,000 BTU air handler (ideal for rooms up to 550 sq. ft.) and a 24,000 BTU air handler (ideal for rooms up to 1,000 sq. ft.), you’ll enjoy precise climate control across two zones.
Built with Quick Connect® pre-charged line sets containing eco-friendly R-454B refrigerant, installation requires no special tools, gauges, or HVAC training. Save thousands on installation costs while enjoying smart home control via the MRCOOL Smart Controller app, Amazon Alexa, or Google Home.
This high-efficiency system not only cools in summer but also heats in winter thanks to its heat pump technology. Features like Sleep Mode, Follow Me®, Dehumidification, Auto Restart after power outages, Filter Cleaning Alerts, and Low Ambient Cooling make it a versatile choice for every season.
Every MRCOOL DIY system is backed by a 7-Year Compressor Warranty (plus limited lifetime warranty), 5-Year Parts Warranty, and lifetime technical support when purchased through this retailer — your trusted nationwide source for DIY HVAC systems, parts, and accessories.
Key Features:
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✅ 36,000 BTU Dual-Zone System (12K + 24K Air Handlers)
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✅ 23 SEER High-Efficiency Performance
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✅ Easy DIY® Installation – No HVAC Tech Needed
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✅ Pre-Charged Quick Connect® Line Sets (R-454B Refrigerant)
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✅ Smart Controls: App, Alexa, Google Home, Wireless Remote
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✅ Multi-Mode Comfort: Heat, Cool, Dehumidify, Sleep Mode
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✅ Gold Fin® Corrosion-Resistant Condenser
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✅ 7-Year Compressor & 5-Year Parts Warranty
Perfect for homeowners, remodelers, or anyone upgrading to energy-efficient ductless comfort, the MRCOOL DIY Multi-Zone 36K 23 SEER 2 Zone System delivers unbeatable convenience, savings, and performance.
Shipping Policy
Free Standard Shipping
We offer free standard shipping on all orders. Orders are processed within 1–2 business days and typically arrive within 5–7 business days.
Expedited Shipping
Expedited shipping options are available at checkout. Expedited orders placed before 12pm EST ship the same business day.
Order Tracking
Once your order ships you will receive a confirmation email with a tracking number. You can track your shipment at any time through our website or the carrier's portal.
International Shipping
We currently ship within the United States only. International shipping is not available at this time.
Return Policy
30-Day Returns
We accept returns within 30 days of delivery. Items must be unused, in their original packaging, and in the same condition as received.
How to Initiate a Return
Contact our support team at sales@homecrucial.com with your order number and reason for return. We will provide a prepaid return label within 1–2 business days.
Refunds
Refunds are processed within 5–7 business days after we receive the returned item. The refund will be issued to your original payment method.
Non-Returnable Items
Items that have been installed, used, or damaged after delivery are not eligible for return.
Warranty
Manufacturer's Warranty
All products sold at Home Crucial are covered by the manufacturer's warranty. Warranty terms vary by brand and product — please refer to the documentation included with your product for specific details.
What Is Covered
Manufacturer warranties typically cover defects in materials and workmanship under normal use and conditions. Coverage does not include damage caused by misuse, improper installation, or normal wear and tear.
Warranty Claims
To initiate a warranty claim, contact us at sales@homecrucial.com with your order number, a description of the issue, and photos if applicable. We will coordinate with the manufacturer on your behalf.
Extended Protection
Extended warranty and protection plans may be available for select products. Contact us for more details.
Customer Reviews
★★★★★ 4.9 out of 5 · 20 reviews
High-efficiency 5th Gen ENERGY STAR® rated DIY mini split heat pumps.
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Outdoor esthetics do matter.
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Create your bundle with ease.
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Authorized Dealer of Mr Cool™.
