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

Advanced cleaning

In areas where heavy contamination is expected, advanced cleaning techniques provide an extra layer of protection that can improve environmental hygiene and reduce the risk of cross-contamination.

This feature specifies the deployment of high-potency, high-performance cleaning methods designed for areas that are at high risk for the presence of dangerous pathogens.

Part 1: Advanced Cleaning Protocols

One of the following is required, at frequencies determined after consultation with a professional accredited service:

a. Full-room UVGI sterilization treatment, performed by a professional service.
b. Vaporized hydrogen peroxide treatment, performed by a professional service.

Applicability Matrix

Core & Shell New & Existing Buildings New & Existing Interiors
Part 1: Advanced Cleaning Protocols - - -
Commercial Kitchen Education Multifamily Residential Restaurant Retail
Part 1: Advanced Cleaning Protocols O - - - -

Verification Methods Matrix

Letters of Assurance Annotated Documents On-Site Checks
Part 1: Advanced Cleaning Protocols Operations Schedule