NFPA 270 Standard Test Method for Measurement of Smoke Obscuration…SKU: NF270-13$0.00PrecioInformación AdicionalNFPA 270 Ed. 2013.- Standard Test Method for Measurement of Smoke Obscuration Using a Conical Radiant Source in a Single Closed Chamber.-IdiomaInglesMas DetallesEd. 2013.- 29 p.
