Costruction: steel sheets S235JR EN10025. Fixed spiral heat exchangers (depends on the models) with steel pipes S235JR EN10025 welded to the tank.
Flywheel tank for heating installations and sanitary exchanger.
Processing: painting with external anti-corrosive.
Insulation and external finish: 3oo÷600 models with injected rigid polyurethane; 800÷3000 models with flexible polyurethane at open cell. PVC external finish with closing hinge and thermoformed lids.