Customize comfort in every room with the MRCOOL DIY 5th Gen 36 K BTU 4-Zone Ductless Mini Split System with Ceiling Cassettes (6 K + 12 K + 12 K + 12 K).
Designed for easy, do-it-yourself installation, this system efficiently heats and cools four separate zones—no HVAC contractor required.

Zone coverage:

• 1 × 6 K BTU cassette (~ 250 sq ft)

• 3 × 12 K BTU cassettes (~ 500 sq ft each)
  All powered by a 36 K BTU 23 SEER2 inverter condenser, giving you reliable, energy-smart comfort all year long.

---

⚙️ Key Features

✅ DIY Installation Made Easy

Pre-charged Quick Connect® Line Sets with eco-safe R-454B refrigerant eliminate vacuum pumps and specialized tools. Simply connect, tighten, and power up.

🌡️ Smart Climate Control

Monitor and manage your home from anywhere using the MRCOOL SmartHVAC App, or control hands-free with Alexa and Google Home.

💨 Discreet Ceiling Cassettes

Low-profile design fits between 16-inch joists for quiet, even airflow and a sleek, modern appearance.

♻️ Energy-Efficient and Eco-Friendly

Advanced DC inverter technology paired with R-454B refrigerant delivers exceptional efficiency while lowering environmental impact.

🔒 Durable and Protected

Backed by a 7-Year Compressor Warranty, 5-Year Parts Warranty, and optional Lifetime Coverage through MRCOOL Care. Gold Fin® coating prevents corrosion and extends system life.

---

💡 Why Homeowners Choose This System

• Perfect for homes up to ≈ 1,400 sq ft

• Quiet, discreet design for multi-room comfort

• Auto, Sleep & Dry modes for custom climate control

• Wi-Fi & voice integration for smart living

• Filter reminders and self-diagnostics for easy maintenance

---

📦 What’s Included

• (1) 36 K BTU MRCOOL DIY 5th Gen Condenser

• (1) 6 K BTU Ceiling Cassette

• (3) 12 K BTU Ceiling Cassettes

• Pre-charged DIY Quick Connect Line Sets & Couplers

• Remotes & Installation Manuals

---

⚡ Technical Highlights

---

💬 Customer Benefits

• DIY install saves thousands on HVAC labor

• Free shipping & 0 % Affirm financing

• Lifetime technical support from MRCOOL

• Year-round comfort with smart control

---

🏁 The DIY Comfort Solution

The MRCOOL DIY 5th Gen 36 K BTU 4-Zone Mini Split (6 K + 12 K + 12 K + 12 K) delivers powerful, efficient heating and cooling for four rooms with a straightforward, DIY-friendly setup.
Enjoy professional-grade comfort, energy savings, and modern smart features without hiring a contractor.

Simple to install. Smart to own. Only from MRCOOL DIY Direct.