Ventilation for buildings. Ductwork. Dimensions and mechanical requirements for flexible ducts Ingestion-build-93833 — document that maintenance has

— document that maintenance has been delivered according to the maintenance order

BS EN 1994-1-1:2004 describes the principles and requirements for safety

Why should you use BS EN 10088-2 - Stainless steels

which provides general guidance on the inspection

Ventilation for buildings. Ductwork. Dimensions and mechanical requirements for flexible ducts Ingestion-build-93833 — document that maintenance has1 Scope This standard specifies requirements and test methods for the technical characteristics of flexible ducts used in ventilation and air conditioning installations in buildings for human occupancy. This standard identifies the following parameters which shall be tested or inspected: dimensions and tolerances; mechanical resistance. Acoustic, thermal, reaction to fire, and pressure loss properties of flexible ducts are not covered in this standard.