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DIY Select 1st Gen - R454B

The MRCOOL® DIY Select™ is our economy DIY mini-split line designed to deliver reliable comfort at an accessible price point without compromising core performance. Built for simple, do-it-yourself installation, it features a pre-charged Quick Connect® line set that eliminates the need for specialized HVAC tools or vacuuming, making it ideal for homeowners seeking a straightforward and cost-effective solution. The DIY Select™ provides efficient heating and cooling for single-zone applications, offering dependable year-round comfort, quiet operation, and essential smart functionality through Wi-Fi control and compatibility with the SmartHVAC app. With a focus on value, ease of installation, and practical performance, DIY Select™ is the perfect entry-level choice for residential comfort upgrades.

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