Knowledge Center
- Understanding Installation of Non-MRCOOL Accessories and Thermostats: What You Need to Know
- Inverter HVAC system
- What Type of Spray Foam Insulation is Recommended for Refrigerant Lines?
- Understanding Remote Control and App Functionality for MRCOOL Units
- How to unlock a MRCOOL thermostat
- Mini split Heating Mode & Turbo Function: What to Expect
- Overflow Safety Switch
- DIY 2nd and 3rd Generation Remote Functions
- RG10L2(D2HS)/BGEFU1 remote control for Mr. Cool DIY Ceiling Cassette Functions
- RG10A(D2S)/BGEFU1 and RG10A4(D1)/BGEFU1 Remote Control Functions For Easy Pro, Olympus, DIY, and Advantage models
- The Need for a Condensate Pump in HVAC Equipment
- Are DIY OuttaSight Ceiling Cassettes Compatible with 3rd Generation Systems?
- Where to Place Excess Linesets: Do They Need to Be Directly Behind the Condenser?
- How many linesets can I run through a single lineset cover?
- What is the Thickness of the Condensation Drain Hose Lines for MRCOOL Systems?
- Before You Buy: MRCOOL DIY Mini-Splits
- Does the MRCOOL Advantage Series Have an Expansion Valve (TXV)?
- Understanding MERV: What You Need to Know About Air Filters & MRCOOL Systems
- Why Didn’t My MRCOOL Unit Include a Mini-Stat?
- Understanding Efficiency Drops in MRCOOL Mini split Units
- What Should I Use to Clean My MRCOOL Coils?
- How to Resolve Mold Buildup in Your MRCOOL Mini-Split Air Handler
- How Heat Pump Systems Operate and Function
- Why Does My Mini-Stat Use Batteries Quickly? (Firmware Update)
- The Importance of Cleaning HVAC System Coils and Blower Wheels: Efficiency, Longevity, and Health Benefits
- Understanding How a 120V and 240V Transformer Reduces Voltage to 24V in HVAC Systems
- Why Surge Protectors Are Recommended for HVAC Units
- Why You Smell Odors When Starting Your HVAC Electric Strip Heat or Furnace for the First Time in the Season
- Why Pipe Insulation is Essential for HVAC Systems
- Filter Sizes for MRCOOL Ducted Units