ROOFTOP SOLAR WATER HEATER 120 II

Solar water heater, with enameled Glass coating, for installation on a rooftop, 120 double energy with single panel 2 sq.m.

Exterior housing of the boiler made of foil painted with Seeside Glass electrostatic paint for greater protection.
Inner part of low heat steel
2.5mm thick carbon with double glazing at a firing temperature of 860 ° C
according to DIN 4753
Closed circuit jacket made of 1.5mm thick steel
Water heater insulation from ecologically expanded polyurethane [52kgr / m³]
50mm thick without chlorofluorocarbons
Cathodic protection against the phenomenon of electrolysis with a magnesium rod
diameter ∅22mm and L = 500mm
4 kW electrical resistance with safety thermostat
Alternator for operation with central heating (triple energy)
Collector frame from special aluminum alloy profile (Al Mg Si 0.5)
painted with Seeside Class electrostatic paint for longer protection.
Selective titanium absorber with special vacuum coating, high absorption and low emission by increasing the absorbency collector capability, welded with new laser technology for direct heat transfer to the thermal fluid.
Selective surface absorption coefficient with α ≥ 0.95. 0.02
Selective surface emission factor with ε ≤ 0.05 ± 0.02
Unbreakable security glass (security) 4mm thick, with factor permeability τ ≥ 0.90 low content of iron oxides (low iron) and constant coefficient of expansion, resistant to adversity weather conditions
Solar water heater base with special galvanizing coating.