Polar Air PHW Highwall Fan Coil Wall Mounted Indoor Unit - 2-Pipe

Product Overview: At a Glance

The Polar Air PHW Highwall Fan Coil Wall Mounted Indoor Unit - 2-Pipe is a compact, high-performance hydronic fan coil designed for efficient cooling and heating in modern buildings. Featuring a sleek wall-mounted design and an energy-efficient EC motor, the PHW Highwall delivers quiet, reliable comfort while integrating seamlessly into residential and hospitality spaces.

Key Features & Benefits

• 2-pipe hydronic configuration - provides cooling and heating from a single water circuit, ideal for simple and efficient system designs.
• High performance capacity range - cooling from 1.1 to 6.6 kW and heating from 1.2 to 6.6 kW depending on unit size.
• Energy-efficient EC motor - 0-10 VDC EC motor delivers up to 30% energy savings compared to traditional AC motors.
• Quiet operation - sound pressure levels as low as 25 dBA, suitable for bedrooms, offices, and other noise-sensitive spaces.
• Enhanced dehumidification - improved latent cooling performance helps reduce moisture and minimise mould risk.
• Discreet wall-mounted design - slim profile with a non-intrusive LED display that can be switched off for improved visual comfort.
• Ready-to-install package - supplied with internal drain pan, insulation, air filter, manual air vent, water purge valve, and flexible hoses.

Typical Applications & Use Cases

The Polar Air PHW Highwall 2-Pipe fan coil unit is suitable for a wide range of residential and commercial environments where comfort, efficiency, and aesthetics are essential.

• Residential: Houses, apartments, student accommodation, assisted living
• Hospitality: Hotel bedrooms, reception areas, restaurants, cafés
• Education: Schools, colleges, universities, libraries
• Commercial: Offices, banks, call centres, showrooms, server rooms

Technical Overview

The PHW Highwall is a Eurovent-certified hydronic fan coil tested under Eurovent standard conditions. It features copper tube coils mechanically expanded into corrugated aluminium fins and is designed for operating pressures up to 16 bar, ensuring long-term reliability and performance. Cooling capacity is up to 6.6 kW and heating capacity is up to 6.6 kW.

Optimised for low water temperatures, the unit is particularly well suited for use with modern heat pump systems. Multiple sizes (200–750) are available, allowing accurate selection to suit project-specific heating and cooling demands. Optional accessories include wired or infrared controllers, condensate pumps, electric heaters up to 1.5 kW, and valve kits for enhanced system integration.