Arcobaleno SRTO, horizontal solar collector with selective surface, which thanks to its technology uses free and sustainable solar energy to produce domestic hot water, heat pools, or even pre-heat or integrate the heating systems of private, public, or industrial spaces.
Arcobaleno SRTO solar collector is compliant with standard EN 12975-1 and UNI EN ISO 9806, and it's Solar Keymark certified.

Composition
- Collecting surface: single aluminium plate, 0.4 mm thick, with highly selective coating and laser welding
- Pipes: 14 copper pipes, Ø8 mm, 0.4 mm thick
- Collector: copper pipe Ø22 mm, 0.8 mm thick
- Connections: 2 opposing (1” M and 1” F with swivel)
- Insulation: rock wool panel, 50 mm thick, 50 kg/m3 density
- Collector housing: pressed aluminium tank with four fixing inserts, frame in dark grey anodised aluminium
- Cover: "low ironed" clear tempered glass, 3.2 mm thick