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 with fixed double coil and sanitary exchangers.
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.