The MRCOOL DIY Series 9k BTU Ceiling Cassette is perfect for any space and provide discreet and out of sight heating and cooling. It is available in single-zone and multi-zone options and is easy to install， fitting between 16 in. ceiling joists. The cassette is designed to work with both current and future joist standards and can be recessed between all types of joists on 16 in. center， including pre-manufactured I-joists. Other ceiling cassettes have strict installation requirements in less ideal locations， but the MRCOOL cassette doesn't require ductwork or wall space and is perfect for new constructions or retrofits. The cassette works with the MRCOOL DIY Quick Connect line set which makes installation even easier since it is precharged with refrigerant， eliminating the need for vacuuming. The No-Vac Coupler can be used to increase length. With advanced filtration， each cassette offers an Elevation function that lowers the filter panel for easy filter maintenance. Not only does this cassette feature quiet operation and multiple operating modes， but also provided is a limited lifetime warranty in addition to a 7-year compressor warranty and 5-year parts warranty， so you can feel confident in your investment.

DIY 4th gen MZ

Fits between 16 in. ceiling joists

Featuring our easy access， elevating filter that can be lowered to a maximum of 4.9 ft. from the cassette

Low profile installation

Pair with your DIY 4th gen Multi-Zone system

Designed to work with current and future joist standards， it can be recessed between all types of joists on 16 in. center - including pre-manufactured I-joists