SOLAR HEATER ELCO 300 ΙI CHOICE SINGLE (4,0m)

Solar Water Heater ELCO 300 double energy with single panel of 4,0m2

Double energy, closed circuit solar water heater
Model suitable for 4-7 people
Steel boiler of special specifications tested at 16 bar
Internal protection of the boiler with special DURO GLASS glazing coating
Steel sleeve
Cathodic protection of the boiler with two extremely large magnesium bars of ELCO production
316L stainless steel low load resistor
Safety thermostat with integrated thermoelectric safety
Safety valve with membrane and drain (8 bar)
Expansion tank integrated inside the boiler
Insulation from expanded ecological polyurethane closed cells at least 40mm thick and density 42kg / m3
Exterior steel casing painted with polyester electrostatic powder coating for architectural applications and stainless steel clasp covers
Collectible Area: 2x2,0m2
Safety glass (100% unbreakable) with low iron content (Mistlite Tempered-Security Low Iron Glass) and high permeability τ = 92%
Selective BLUE TITANIUM absorber made of copper sheets welded with ultrasonic technology for absolute contact with the hydroskeleton. Absorption coefficient α = 95% (+ -2%), Emission coefficient ε = 4% (+ -2%)
Hydroskeleton from heavy-duty copper pipes
Mineral wool insulation 40mm low thermal conductivity
Electrostatically painted aluminum frame without plastic connections and seams
Galvanized sheet metal collector back attached to the frame with EPDM seals for absolute tightness
A special thermal liquid that completely protects against frost, overheating, salts and oxidations
Natural circulation of thermal fluid
New specially designed hot-dip galvanized bases for flat & sloping installation (tiled roof) (RF models) that ensure safe and easy installation (More)
New models with recirculation or thermocouple waiting (RS models)