Public Places and Central Air Conditioning Testing

1. Introduction

A central air conditioning ventilation system refers to the complete set of equipment, pipelines and accessories, instruments, and meters that collectively process, transport, and distribute air to achieve set parameters such as air temperature, humidity, cleanliness, and airflow velocity in rooms or enclosed spaces.

2. Testing Service Scope

Hotels, cultural and entertainment venues, public bathhouses, barbershops, beauty salons, swimming venues, gymnasiums, libraries, museums, art galleries, exhibition halls, shopping malls (stores), bookstores, hospital waiting rooms, etc.

3. Testing Items

Fresh air volume, inhalable particulate matter, dust accumulation on the inner surface of air ducts, total bacterial count, total fungal count, β-hemolytic streptococcus, and Legionella pneumophila, among others.

4. Testing Standards

"Hygienic Inspection Methods for Public Places - Part 1: Physical Factors" GB/T 18204.1-2013

"Hygienic Inspection Methods for Public Places - Part 5: Central Air Conditioning Ventilation Systems" GB/T 18204.5-2013

"Hygienic Specifications for Central Air Conditioning Ventilation Systems in Public Places" WS 394-2012

"Standard for Energy Efficiency Testing of Public Buildings" JGJ/T 177-2009