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Calpak - Forced Circulation Systems with M4 Collectors
The forced circulation system consists of a vertical hot water tank, high selective flat collectors and a solar station with an automatic controller. The complete system also includes connection & valve kit, an expansion tank, anti-corrosive and anti-freezing fluid. An electrical resistance, supports for flat or slopping roofs can be added according to each type of installation.
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- Higher efficiency due to better transfer of the solar thermal energy from the collector to the vertical hot water tank using a pump.
- Provision of unlimited hot water 24 hours a day due to the smart operation of the solar station and the high storage capacity of the vertical hot water tank.
- Discreet installation with good aesthetics that respects the architecture of your home as the collectors “lie down” on the inclined roof or are installed at a low height on the flat roof while the vertical hot water tank is installed in the boiler room.
M4 high selective collectors offer high efficiency due to the following features:
- Double wall aluminium profime for better insulation and greater durability.
- Compressed structure for better protection from dampness
- High selective Tinox absorber for higher performance