_:nb629d3a78b2a4ce59733588cb6cbfff5xb0
<http://schema.org/description>
"An Air Excellent semi-rigid plastic duct DN75/63mm without any additives."
<https://www.ubbink.com/int/products/ventilation/air-excellent-ventilation-ductwork/ducts/air-excellent-ae34c-semi-rigid-duct-50m/>