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Manufacturer's Standard: HBP-21 for Lightning Protection Systems

For Architects, Construction Engineers and Specifiers

You may read and print the entire text of HBP-21, the Manufacturer's Installation Standard for Early Streamer Emission Air Terminals. This official industry document is available for download below.

You can download the files in PDF or Word formats, then print them with complete accuracy and clarity. Insert the printed specification documents into your project contract, and pass the installation schematics over to your contractor.


Please select from two convenient file formats:

» lpa-manufacturers-standard-HBP-21.pdf   [Acrobat PDF, 1 MB]

» lpa-manufacturers-standard-HBP-21.docx   [MS-Word, 8 MB]