A+++Wi-Fi
Williams Glory Pro
Williams Glory Pro 12,000 BTU
Model WSAG-12NR3 / WSOG-12NRX
A++A+++A+++ heatingWi-FiGolden Fin
A+++ in heating across every size, with a compressor heater and low-temperature kit for British winters — it keeps working when the outside temperature drops to −20 °C.
Price on request
Message or call us with your room size and we'll come back the same day with a price — supplied, or fully installed.
5-year compressor warranty · 3 years on the indoor unit
Supply only, or installed by F-Gas registered engineers
Full documentation pack, energy label and manuals included
3.5 kW
Cooling capacity
3.8 kW
Heating capacity
22–35 m²
Room size
39 dB(A)
Quietest setting
6.5
Seasonal efficiency (SEER)
4.1
Seasonal efficiency (SCOP)
A+++ in heating across every size, with a compressor heater and low-temperature kit for British winters — it keeps working when the outside temperature drops to −20 °C.
- A+++ in heating, A++ in cooling on all four sizes
- Low-temperature kit with compressor heater, down to −20 °C
- Built-in Wi-Fi and 24-hour timer
- Breeze Away, Follow Me and Gear Shift modes
- Golden Fin anti-corrosion coating
- i-Clean self-cleaning and high-density filter
- AI humidity control and two-way condensate drainage
- Self-diagnostics with automatic restart