NF E51-704:1986 Controlled mechanical ventilation (VMC) components. Code for aerodynamic and acoustic testing of kitchen hoods connected to a VMC air system.
2004NF E51-729-3:2004 Ventilation for buildings - Performance testing of components/products for residential ventilation - Part 3 : range hoods for residential use.
1986NF E51-704:1986 Controlled mechanical ventilation (VMC) components. Code for aerodynamic and acoustic testing of kitchen hoods connected to a VMC air system.