The Mercedes under the air collectors. Super quality made by Germany. Everything made of thick aluminum, very sturdily built, with solar glass, ready for every storm. The Grammer Solar is absolutely recommended for mountain huts and all heavily used external facades. This air collector will guarantee you decades of free energy.

Collector area: 1.90 m²

Warranty: 30 years

Weight: 48 kg

Dimensions: 200 x 100 x 12.5 cm

Power: 1,360 watts per hour