Construction: Sheet steel grade S235JR EN10025. S235JR EN10025 steel fixed spiral heat exchangers welded to the tank. Inspection and cleaning flange.
Processing: Internal anti-corrosion vitrification treatment (EMAIL) according to DIN 4753.3, suitable for use and consumption of drinking water according to D.M. 174/2004 and EEC Dir. 76/893
Cathodic protection: Sacrificial magnesium anodes on threaded cap.
Insulation: Mod. RF polyester fibre panel, environmentally friendly and recyclable with Euroclass B s2 d0 fire resistance according to UNI ENI 13501-1 with high insulation capacity.
Mod. RG non-removable rigid polyurethane mod. 200÷500, removable rigid polyurethane cupels for remaining models.
External finish: Mod. RF PVC with zip fastener. Mod. RG mod. 200÷500 ABS, PVC with closing hinge for remaining models.