Skip to main content

This is a legacy version of the WELL Building Standard. Please check the latest version here.

Home Start a project Become a WELL AP Explore the Standard About Us

Explore the Standard
- Overview
Certification
Reference
Explore features within each WELL concept

AIR

WATER

NOURISHMENT

LIGHT

FITNESS

COMFORT

MIND

INNOVATION
Q2 2018 version

Air
Outdoor air systems

Outdoor air systems

Features/Air/Feature 20

01 Air quality standards
02 Smoking ban
03 Ventilation effectiveness
04 VOC reduction
05 Air filtration
06 Microbe and mold control
07 Construction pollution management
08 Healthy entrance
09 Cleaning protocol
10 Pesticide management
11 Fundamental material safety
12 Moisture management
13 Air flush
14 Air infiltration management
15 Increased ventilation
16 Humidity control
17 Direct source ventilation
18 Air quality monitoring and feedback
19 Operable windows
20 Outdoor air systems
21 Displacement ventilation
22 Pest control
23 Advanced air purification
24 Combustion minimization
25 Toxic material reduction
26 Enhanced material safety
27 Antimicrobial activity for surfaces
28 Cleanable environment
29 Cleaning equipment
P9 Advanced cleaning

Outdoor air systems

Intent:

To allow buildings to control the outdoor air supply independently from the heating/cooling needs of the building.

20: Outdoor air systems

FAQ 1
Resources 0
Overview
AAP 0
Equivalencies 0
Amendments(active tab) 2

Posted on: 07 Jun, 2018 Amendment: For Part 1, remove: "Dedicated outdoor air systems are used for heating and/or cooling systems". Add: "Dedicated outdoor air systems are used for ventilation"
Posted on: 26 Jul, 2017 Amendment: For Part 1b, remove: "all applicable ASHRAE standards and codes". Add: "ventilation standards used in Feature 03 Ventilation effectiveness"