Solar water heaters — Elastomeric materials for absorbers, connecting pipes and fittings — Method of assessment
Chauffe-eau solaires — Matériaux en élastromères pour absorbeurs, raccords et tuyaux — Méthode d'évaluation
27.160 - Solar energy engineering. Including photovoltaic energy systems
83.140.30 - Plastics pipes and fittings for non fluid use.
97.100.99 - Heaters using other sources of energy.
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Ingles / Frances
