Scope of delivery: 1 x heat recovery unit 1 x wall mounting set (consisting of: 1 x mounting bracket, 2 x spacers, 2 x rubber strips, 2 x rubber washers) 1 x siphon 1 x installation manual Description: Easy to maintain central air handling unit with high efficiency plastic plate heat exchanger, integrated automatic bypass damper and modulating electric preheating coil (1000W). The supply and exhaust radial fans provide a constant and precise air flow. Product features of the CWL-2-400 at a glance: - Maximum capacity 400 m³/h - High efficiency plastic heat exchanger - ISO Coarse 60% filter - Modulating electric preheating register - Automatic bypass damper - Touch screen - Adjustable air flow - Display filter status on the unit and possibility for showing the status on the external switch - Intelligent frost protection control including integrated modulating preheating coil - Low noise level - Constant-FIow control No additional PCB board is required for external sensors / devices (e.g. pre heating register). All external sensors/devices can be connected directly to existing terminals.