MRCOOL DIY 5th Gen 2-Zone 24,000 BTU Ceiling Cassette Ductless Mini Split Air Conditioner & Heat Pump (12K+12K), - DIY2-BC-36HP
Take control of your comfort with the MRCOOL DIY 5th Gen Multi-Zone Mini Split System - the easiest and most affordable way to get powerful, energy-saving heating and cooling without hiring a pro.
Features
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Two Rooms, Perfect Comfort: Heat or cool two spaces that are 500 sq. ft. and 500 sq. ft. each with independent temperature control for personalized comfort.
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Truly DIY-Friendly: Forget expensive installs - no HVAC license or special tools required. If you can use basic hand tools, you can do this.
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Year-Round Savings: Boasting up to 23.0 SEER2 cooling efficiency and 9.9 HSPF2-4 heating performance, this system delivers serious energy savings.
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Built for Every Season: Stay cozy even in the dead of winter - reliable heating works all the way down to -13°F.
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Compact Ceiling Cassette: Flush-mounted design fits between 16” joists, perfect for new builds or retrofits.
What our Experts Think
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Even Dual‑Zone Comfort – 24,000 BTU system with two 12K zones delivers balanced cooling and heating for adjacent rooms or open layouts.
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Ceiling Cassette Design – Discreet, ceiling‑mounted units blend into interiors while providing 360° airflow for uniform comfort.
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DIY‑Friendly Installation – Engineered for easier setup with clear connections and pre‑configured features for DIY installers.
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Inverter Efficiency – Variable‑speed compressor adjusts to load, improving energy performance and reducing running costs.
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Quiet, Stable Operation – Designed for minimal noise and smooth temperature control in living and working spaces.
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All‑Season Heating & Cooling – Heat pump capability ensures comfortable temperatures year‑round.
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Durable, Reliable Construction – Built with quality components to support lasting performance and dependable comfort.
Q&A
Q: What is this MRCOOL system?
A: A 24,000 BTU (2 ton) 5th Generation DIY ductless mini split with two zones and ceiling cassette indoor units (12K + 12K) for discreet, high‑performance cooling and heating.
Q: What refrigerant does it use?
A: Uses R‑454B refrigerant, offering lower global warming potential and improved efficiency.
Q: What type of indoor units are included?
A: Two ceiling cassette units, ideal for central ceiling installation with wide, even airflow and minimal wall space impact.
Q: How efficient is it?
A: DC inverter technology optimizes energy use across both cooling and heating modes for strong performance and reduced utility cost.
Q: Is this system easy to install?
A: Yes — includes pre‑charged line sets suitable for DIY installation without handling refrigerant or extensive HVAC tools.
Q: What comfort features are included?
A: Provides zoned temperature control, quiet inverter operation, and flexible scheduling for personalized comfort in each space.
Maintenance Tips
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Clean or replace indoor filters monthly to maintain airflow, comfort, and energy efficiency.
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Deep‑clean indoor coils twice a year to optimize cooling and heating performance.
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Check and clear condensate drains regularly to prevent clogs, leaks, and mold.
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Keep cassette units and outdoor condenser free of dust and debris to support proper airflow.
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Inspect outdoor unit fins and fan periodically; gently clean and straighten fins as needed.
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Watch for unusual noises, odors, or weak airflow and address issues promptly.
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Schedule annual professional maintenance for refrigerant checks, electrical inspection, and system health.
