A barrier pipe is a type of plastic piping equipped with a built-in protective layer or coating.Without this extra layer of protection, oxygen and other gases could pass through the walls of the pipe, leading to corrosion within the plumbing system over time. barrier pipe is a type of plastic piping equipped with a built-in protective layer or coating.
order for it to be considered lead-based paint, the paint must have greater than or equal to 0.5% lead. 2 For example, see the sections of the federal standard for lead in the construction industry identified as 29. CFR 1926.62(d)(2)(i) and 29 CFR 1926.62(d)(2)(iii)(B).
Here are your responsibilities to disclose lead-based paint and other sources of lead to prospective buyers. 1  1. Disclose lead-based paint and other lead hazards. 2  2. Give buyers an EPA pamphlet on lead hazards.  3. Provide buyers 10 days to conduct their own lead-based risk assessment or inspection.