Stiebel Eltron hydronic air-to-water heat pumps and accessories. The standard temperature heat pump models WPL25ACS (1-phase) and WPL25AC (3-phase) can be used for hydronic heating via underfloor heating circuits, oversized radiator panels, towel rails, and external pool heat exchangers. The high temperature model WPL-A 07 (1-phase) is well suited to all hydronic applications including heating and cooling with fan-assisted convectors and underfloor circuits, or heating with radiator panels and hydronic towel rails. The sophisticated WPM system manager is designed for heating and cooling applications and can manage up to 3 separate hydronic circuits including tempered and untempered. System accessories depend on each specific project, contact us. Prices listed include GST ex Melbourne warehouse. Note that prices are continually reviewed and may change prior to the new listing. Contact us for supply and installation, pickup or delivery arrangements that may require added freight cost.