ASME A112.21.2M PDF
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Roof Drains
Description
A112.21.2 covers roof drains including gutter & cornice, parapet & promenade, or deck types, which convey rainwater from the roof area of building structures.
This standard covers roof drains including general purpose, gutter cornice, parapet promenade deck types, convey rainwater roof area building structures. this standard contains: (a) definitions (b) nomenclature (c) outlet types connections (d) top size-dome grate free (e) materials finishes (f) accessories. purpose supply plumbing code authorities others full knowledge minimum design quality criteria drains. not intended use specification guide. newer edition available.
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Please select a variation to view its description.
