5-year compressor warranty on every unitTrade supply07519 444554
Williams Forest 18,000 BTU
Williams Forest

Williams Forest 18,000 BTU

Model WSAB-18HRFNX / WOB32-18HFN8
A++A+++A+++ heatingLeak detectionWi-Fi

The sensible everyday unit. A+++ in heating across the whole range, refrigerant leak detection built in, and three-layer rust protection on the chassis.

Price on request
Message or call us with your room size and we'll come back the same day with a price and availability.
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Made to order — ask us for the current lead time
Trade supply only.
5-year compressor warranty · 3 years on the indoor unit
Supplied ready for your F-Gas registered installer
Full documentation pack, energy label and manuals included
5.3 kW
Cooling capacity
5.8 kW
Heating capacity
320–500 ft² (32–50 m²)
Room size
43 dB(A)
Quietest setting
7.4
Seasonal efficiency (SEER)
4
Seasonal efficiency (SCOP)

The sensible everyday unit. A+++ in heating across the whole range, refrigerant leak detection built in, and three-layer rust protection on the chassis.

  • A+++ seasonal efficiency in heating across the range
  • Refrigerant leak detection as standard
  • Three-layer rust protection and Golden lamella coil
  • High-efficiency heat exchanger
  • Wi-Fi control and 24-hour timer
  • Instant Cooling and ECO modes
  • HD and catalytic filters
  • Self-diagnostics with automatic restart

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