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296-150V-1420  <<  296-150V-1430 >>   296-150V-1440

PDFWAC 296-150V-1430

What requirements apply to gas piping system openings?

All openings in the gas piping system must be closed gas-tight with threaded pipe plugs or pipe caps.
[Statutory Authority: Chapter 43.22 RCW. WSR 99-18-069, ยง 296-150V-1430, filed 8/31/99, effective 10/1/99.]
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