2.0107.4 Negative Pressure Contamination Control

Topic: 
Safe Work Practices
Subtopic: 
Basements and Crawl Spaces
Desired Outcome: 
Contaminants prevented from entering house during work process
TitleSpecification(s)Objective(s)
2.0107.4a
Pressure

A negative pressure will be maintained in the crawl space with reference to the house while work is being performed in the crawl space

Prevent contaminants from entering house