23.120 Ventilators. Fans. Air-conditioners

Household and similar electrical appliances - Test code for the determination of airborne acoustical noise - Part 2-7: Particular requirements for fans

Comfort fans and regulators for household and similar purposes - Methods for measuring performance

Household and similar electrical air cleaning appliances - Methods for measuring the performance — Part 2-1: Particular requirements for determination of particle reduction

Household and similar electrical air cleaning appliances — Methods for measuring the performance — Part 3-1: Method for assessing the reduction rate of key bioaerosols by portable air cleaners using an aerobiology test chamber

Household and similar electrical air cleaning appliances - Methods for measuring the performance - Part 1: General requirements

Household and similar electrical air cleaning appliances - Methods for measuring the performance - Part 1: General requirements

Household and similar electrical air cleaning appliances - Methods for measuring the performance - Part 2-1: Particular requirements for determination of reduction of particles