MRCOOL DIY 5th Generation OuttaSight® One-Way Ceiling Cassette

The MRCOOL DIY 5th Generation OuttaSight® One-Way Ceiling Cassette delivers discreet, high-efficiency heating and cooling for spaces where a low-profile installation is preferred. Designed to recess cleanly between ceiling joists, it provides powerful climate control while remaining largely hidden from view.

This ceiling cassette is engineered to install between standard joists or I-joists on 16-inch centers, making it suitable for new construction, retrofits, and future building standards. The slim design allows it to blend seamlessly into the ceiling, preserving room aesthetics without sacrificing performance. An integrated elevation function lowers the filter panel for easier access during routine maintenance.

The OuttaSight® cassette is compatible with MRCOOL DIY 5th Generation systems and can be installed in both single-zone and multi-zone configurations. The 18K model is capable of conditioning areas of up to approximately 800 square feet when paired with the appropriate condenser.

Comfort control is fully customizable through multiple options, including the included wireless remote, the SmartHVAC app for iOS and Android devices, and voice control via Amazon Alexa or Google Assistant. Homeowners can set schedules, adjust temperature parameters, and manage system settings remotely from anywhere with an internet connection.

Built for reliable year-round operation, the system supports advanced comfort features such as Follow Me temperature sensing and Dry Mode for humidity reduction. When paired with a 5th Generation MRCOOL DIY condenser, the OuttaSight® Ceiling Cassette is backed by a strong warranty package, including an optional limited lifetime unit replacement warranty, a 7-year compressor warranty, and a 5-year parts warranty for the original owner.

Intertek certified for performance and safety, the MRCOOL DIY 5th Generation OuttaSight® One-Way Ceiling Cassette is an ideal solution for homeowners seeking efficient, unobtrusive comfort with modern control and long-term peace of mind.

📄 Single Zone Specs 📄 Multi Zone Specs 📄 Ceiling Cassette Specs

MRCOOL DIY Mini Split Sizing Guide

Which air handler is best for your room size?

The size of your room is the main factor in choosing the right unit. MRCOOL DIY 4th Gen comes in various sizes, each designed to cool and heat specific square footage ranges.

Here's a quick reference for choosing the right BTU based on your room size:

• 6,000 BTU covers up to 250 square feet
• 9,000 BTU covers up to 350 square feet.
• 12,000 BTU covers up to 550 square feet.
• 18,000 BTU covers up to 800 square feet.
• 24,000 BTU covers up to 1,050 square feet.
• 36,000 BTU covers up to 1,500 square feet.

How BTU Limits Work in Your Mini-Split System

You can opt for high BTU air handlers for strong heating and cooling. But, if you plan to run multiple air handlers at the same time, consider the main unit's (condenser) maximum power.

Here’s the deal: Suppose your condenser can handle 18,000 BTU, and you have two indoor air handlers, each at 12,000 BTU. If both run simultaneously, they’ll automatically adjust to 9,000 BTU each to match the condenser's limit. This ensures the system runs safely.

If you usually run one air handler at a time, a lower BTU condenser might be sufficient. But if you plan to use all air handlers together, a higher BTU condenser is the way to go. This lets you enjoy the full power of each air handler without overloading the system.

By considering these factors, you can ensure your MRCOOL DIY 4th Gen unit is perfectly sized for your needs, keeping you comfortable year-round.

For personalized assistance or further clarification, please feel free to contact our customer support via chat or call. Our team is ready to help you make the best choice for your cooling needs.

DIY Multi-Zone Manuals

MRCOOL DIY Mini Splits Warranty

MRCOOL distributor (hereinafter “Company”) warrants this product against failure due to defects in materials or workmanship under normal use and maintenance as follows:

• Standard Warranty: 5-year parts warranty and 7-year compressor warranty.
• Limited Lifetime Compressor Warranty: Available if specific conditions are met.

Conditions for Limited Lifetime Compressor Warranty:

• Registration: The unit must be registered at the following web address: https://mrcool.com/warranty within 60 days of the installation date.

• MrCool Care Program Enrollment: The original, registered owner must enroll in the MrCool Care program within 4 months from the installation date. This program requires a biannual fee and includes a DIY cleaning kit for regular maintenance.

• Regular Maintenance: The unit must be cleaned biannually using the MrCool Care kit as part of the preventative maintenance to ensure proper function throughout its lifespan.

Coverage Details:

• Within the First 7 Years: If compressor failure occurs, verified by diagnostic testing performed by a certified HVAC technician, the warranty provides one entire unit replacement (equipment only).
• After 7 Years: The limited lifetime compressor warranty covers the cost of a replacement compressor (equipment only).

Important Notes:

• The warranty does not cover any costs incurred for diagnosis or replacement of equipment.
• If the original owner does not register the unit, the warranty defaults to the standard 5-year parts and 7-year compressor warranty.
  
  

📑 DIY Multi-Zone Brochure

📑 Quick Start Setup Guide

📑 Installation Owner's Manual

📑 Performance Specification

📑 Troubleshooting Solution Guide

📑 Remote Control User Manual

📑 Ceiling Cassette Manual

📑 Ceiling Cassette Specification

📑 Warranty Statement

📑 Multi-Zone AHRI Certifications: 18K BTU - 27K BTU - 36K BTU - 48K BTU

📑 Multi-Zone Energy Guide Certifications: 18K BTU - 27K BTU - 36K BTU - 48K BTU