Polywarm calorifier with double wall exchanger specific for thermosyphon solar thermal system
Production and storage of domestic hot water (DHW).
Mild steel Polywarm® coated (Attestation ACS – SSICA – EN 16421 – WRAS).
Double wall heat exchanger.
High thermal insulation with ecological polyurethane hard foam.
External coating in metal sheet protected by a particular anticorrosive treatment.