Features
- Precision Inverter®
- QuietMaster® technology
- Built-in Wi-Fi
- Control with FriedrichLink® app or by voice command
- Earth-friendly design with R-32 refrigerant that meets the EPA’s 2025 global warming potential limit, the ability to set high and low temperature limits, and recyclable packaging
- Perfect fit in Fedders A and B (requires a baffle kit), making it easy to replace old, inefficient 27” sleeves
- Comfort and convenience with three fan speeds, automatic fan, auto changeover between cooling and heating on heat pump models and auto restart
Product Description
Our WallMaster® Through-the-Wall ACs offer the ONLY perfect fit for existing 27" sleeves, including Fedders A and B (requires a baffle kit), but it also has advanced and sustainability features—providing you precise comfort and significant energy cost savings. Unrivaled commercial-grade construction, engineered with QuietMaster® technology, Precision Inverter®, and integrated Wi-Fi control. As part of our commitment to offering sustainable products, the WallMaster line now utilizes A2L-compliant R-32 refrigerant and features inverter compressors, helping you contribute to decarbonization goals while enjoying more energy cost savings. Available in 10,000 - 15,500 Btu/h. in Cooling only and 10,000 Btu/h in Heat Pump models.
Documentation
From the Manufacturer
Disclosures

Features
- Precision Inverter®
- QuietMaster® technology
- Built-in Wi-Fi
- Control with FriedrichLink® app or by voice command
- Earth-friendly design with R-32 refrigerant that meets the EPA’s 2025 global warming potential limit, the ability to set high and low temperature limits, and recyclable packaging
- Perfect fit in Fedders A and B (requires a baffle kit), making it easy to replace old, inefficient 27” sleeves
- Comfort and convenience with three fan speeds, automatic fan, auto changeover between cooling and heating on heat pump models and auto restart