1.1 This specification establishes quality requirements for rubber hose used to convey liquids in solar energy systems. It provides producers, distributors, and users with criteria to evaluate this product. Particular applications may necessitate other requirements that would take precedence over these requirements when specified.

1.2 Annex A1 covers connections of rubber hose to the solar energy system.

1.3 This specification does not include requirements pertaining to the fabrication or installation of the hose.

1.4 This specification does not cover hose made from plastics.